diff --git a/crates/workshop-rs/src/gameplay/data.rs b/crates/workshop-rs/src/gameplay/data.rs
index b1440061..6251c158 100644
--- a/crates/workshop-rs/src/gameplay/data.rs
+++ b/crates/workshop-rs/src/gameplay/data.rs
@@ -1,4 +1,4 @@
-//! Embedded, provenance-pinned hero gameplay data.
+//! Embedded gameplay data with a pinned source identity.
 //!
 //! The data file is a checked-in projection of the user-provided
 //! `workshop-data` export. This module owns parsing, schema validation, and
@@ -12,7 +12,13 @@ use crate::gameplay::{GameplayCatalog, GameplayDataError, GameplayDatasetIdentit
 /// The canonical gameplay dataset embedded in the crate.
 pub const GAMEPLAY_DATA: &str = include_str!("gameplay.json");
 
-const SCHEMA_VERSION: u32 = 1;
+const SCHEMA_VERSION: u32 = 2;
+
+#[derive(serde::Deserialize)]
+#[serde(rename_all = "camelCase")]
+struct GameplaySchema {
+    schema_version: u32,
+}
 
 #[derive(serde::Deserialize)]
 #[serde(rename_all = "camelCase")]
@@ -24,9 +30,15 @@ struct GameplayFile {
 
 /// Load and validate a gameplay dataset from its JSON representation.
 pub fn load(json: &str) -> Result<GameplayCatalog, GameplayDataError> {
+    let schema: GameplaySchema = serde_json::from_str(json)
+        .map_err(|error| GameplayDataError::Malformed(error.to_string()))?;
+    if schema.schema_version != SCHEMA_VERSION {
+        return Err(GameplayDataError::UnsupportedSchema(schema.schema_version));
+    }
+
     let file: GameplayFile = serde_json::from_str(json)
         .map_err(|error| GameplayDataError::Malformed(error.to_string()))?;
-    if file.schema_version != SCHEMA_VERSION {
+    if file.schema_version != schema.schema_version {
         return Err(GameplayDataError::UnsupportedSchema(file.schema_version));
     }
 
diff --git a/crates/workshop-rs/src/gameplay/gameplay.json b/crates/workshop-rs/src/gameplay/gameplay.json
index 454345d4..419d0b34 100644
--- a/crates/workshop-rs/src/gameplay/gameplay.json
+++ b/crates/workshop-rs/src/gameplay/gameplay.json
@@ -3,7 +3,7 @@
     {
       "abilities": [
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.ana.ability1",
               "note": "commitDate=2026-08-12",
@@ -19,7 +19,7 @@
             "crowdControl"
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.ana.ability1",
                 "note": "commitDate=2026-08-12",
@@ -52,7 +52,7 @@
           "slot": "ability1"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.ana.ability2",
               "note": "commitDate=2026-08-12",
@@ -70,7 +70,7 @@
             "buff"
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.ana.ability2",
                 "note": "commitDate=2026-08-12",
@@ -103,7 +103,7 @@
           "slot": "ability2"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.ana.ultimate",
               "note": "commitDate=2026-08-12",
@@ -119,7 +119,7 @@
             "buff"
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.ana.ultimate",
                 "note": "commitDate=2026-08-12",
@@ -152,7 +152,7 @@
           "slot": "ultimate"
         }
       ],
-      "evidence": [
+      "sources": [
         {
           "locator": "data.heroes.ana",
           "note": "commitDate=2026-08-12",
@@ -161,7 +161,7 @@
       ],
       "id": "ana",
       "name": {
-        "evidence": [
+        "sources": [
           {
             "locator": "data.heroes.ana",
             "note": "commitDate=2026-08-12",
@@ -187,7 +187,7 @@
         }
       },
       "role": {
-        "evidence": [
+        "sources": [
           {
             "locator": "https://overwatch.blizzard.com/en-us/heroes/ana/",
             "note": "role metadata; accessed 2026-08-18",
@@ -200,7 +200,7 @@
     {
       "abilities": [
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.anran.ability1",
               "note": "commitDate=2026-08-12",
@@ -208,7 +208,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.anran.ability1",
                 "note": "commitDate=2026-08-12",
@@ -223,7 +223,7 @@
           "slot": "ability1"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.anran.ability2",
               "note": "commitDate=2026-08-12",
@@ -231,7 +231,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.anran.ability2",
                 "note": "commitDate=2026-08-12",
@@ -246,7 +246,7 @@
           "slot": "ability2"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.anran.ultimate",
               "note": "commitDate=2026-08-12",
@@ -254,7 +254,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.anran.ultimate",
                 "note": "commitDate=2026-08-12",
@@ -269,7 +269,7 @@
           "slot": "ultimate"
         }
       ],
-      "evidence": [
+      "sources": [
         {
           "locator": "data.heroes.anran",
           "note": "commitDate=2026-08-12",
@@ -278,7 +278,7 @@
       ],
       "id": "anran",
       "name": {
-        "evidence": [
+        "sources": [
           {
             "locator": "data.heroes.anran",
             "note": "commitDate=2026-08-12",
@@ -291,7 +291,7 @@
         }
       },
       "role": {
-        "evidence": [
+        "sources": [
           {
             "locator": "https://overwatch.blizzard.com/en-us/heroes/anran/",
             "note": "role metadata; accessed 2026-08-18",
@@ -304,7 +304,7 @@
     {
       "abilities": [
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.ashe.ability1",
               "note": "commitDate=2026-08-12",
@@ -312,7 +312,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.ashe.ability1",
                 "note": "commitDate=2026-08-12",
@@ -340,7 +340,7 @@
           "slot": "ability1"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.ashe.ability2",
               "note": "commitDate=2026-08-12",
@@ -348,7 +348,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.ashe.ability2",
                 "note": "commitDate=2026-08-12",
@@ -376,7 +376,7 @@
           "slot": "ability2"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.ashe.ultimate",
               "note": "commitDate=2026-08-12",
@@ -384,7 +384,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.ashe.ultimate",
                 "note": "commitDate=2026-08-12",
@@ -412,7 +412,7 @@
           "slot": "ultimate"
         }
       ],
-      "evidence": [
+      "sources": [
         {
           "locator": "data.heroes.ashe",
           "note": "commitDate=2026-08-12",
@@ -421,7 +421,7 @@
       ],
       "id": "ashe",
       "name": {
-        "evidence": [
+        "sources": [
           {
             "locator": "data.heroes.ashe",
             "note": "commitDate=2026-08-12",
@@ -447,7 +447,7 @@
         }
       },
       "role": {
-        "evidence": [
+        "sources": [
           {
             "locator": "https://overwatch.blizzard.com/en-us/heroes/ashe/",
             "note": "role metadata; accessed 2026-08-18",
@@ -460,7 +460,7 @@
     {
       "abilities": [
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.baptiste.ability1",
               "note": "commitDate=2026-08-12",
@@ -468,7 +468,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.baptiste.ability1",
                 "note": "commitDate=2026-08-12",
@@ -496,7 +496,7 @@
           "slot": "ability1"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.baptiste.ability2",
               "note": "commitDate=2026-08-12",
@@ -504,7 +504,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.baptiste.ability2",
                 "note": "commitDate=2026-08-12",
@@ -532,7 +532,7 @@
           "slot": "ability2"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.baptiste.ultimate",
               "note": "commitDate=2026-08-12",
@@ -540,7 +540,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.baptiste.ultimate",
                 "note": "commitDate=2026-08-12",
@@ -568,7 +568,7 @@
           "slot": "ultimate"
         }
       ],
-      "evidence": [
+      "sources": [
         {
           "locator": "data.heroes.baptiste",
           "note": "commitDate=2026-08-12",
@@ -577,7 +577,7 @@
       ],
       "id": "baptiste",
       "name": {
-        "evidence": [
+        "sources": [
           {
             "locator": "data.heroes.baptiste",
             "note": "commitDate=2026-08-12",
@@ -603,7 +603,7 @@
         }
       },
       "role": {
-        "evidence": [
+        "sources": [
           {
             "locator": "https://overwatch.blizzard.com/en-us/heroes/baptiste/",
             "note": "role metadata; accessed 2026-08-18",
@@ -616,7 +616,7 @@
     {
       "abilities": [
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.bastion.secondaryFire",
               "note": "commitDate=2026-08-12",
@@ -624,7 +624,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.bastion.secondaryFire",
                 "note": "commitDate=2026-08-12",
@@ -652,7 +652,7 @@
           "slot": "secondaryFire"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.bastion.ability1",
               "note": "commitDate=2026-08-12",
@@ -668,7 +668,7 @@
             "form"
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.bastion.ability1",
                 "note": "commitDate=2026-08-12",
@@ -701,7 +701,7 @@
           "slot": "ability1"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.bastion.ultimate",
               "note": "commitDate=2026-08-12",
@@ -709,7 +709,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.bastion.ultimate",
                 "note": "commitDate=2026-08-12",
@@ -737,7 +737,7 @@
           "slot": "ultimate"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "https://overwatch.blizzard.com/en-us/heroes/bastion/",
               "note": "official ability description; accessed 2026-08-18",
@@ -745,7 +745,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "https://overwatch.blizzard.com/en-us/heroes/bastion/",
                 "note": "official ability description; accessed 2026-08-18",
@@ -760,7 +760,7 @@
           "variant": "assault"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "https://overwatch.blizzard.com/en-us/heroes/bastion/",
               "note": "official ability description; accessed 2026-08-18",
@@ -768,7 +768,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "https://overwatch.blizzard.com/en-us/heroes/bastion/",
                 "note": "official ability description; accessed 2026-08-18",
@@ -783,7 +783,7 @@
           "variant": "recon"
         }
       ],
-      "evidence": [
+      "sources": [
         {
           "locator": "data.heroes.bastion",
           "note": "commitDate=2026-08-12",
@@ -792,7 +792,7 @@
       ],
       "id": "bastion",
       "name": {
-        "evidence": [
+        "sources": [
           {
             "locator": "data.heroes.bastion",
             "note": "commitDate=2026-08-12",
@@ -818,7 +818,7 @@
         }
       },
       "role": {
-        "evidence": [
+        "sources": [
           {
             "locator": "https://overwatch.blizzard.com/en-us/heroes/bastion/",
             "note": "role metadata; accessed 2026-08-18",
@@ -831,7 +831,7 @@
     {
       "abilities": [
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.brigitte.secondaryFire",
               "note": "commitDate=2026-08-12",
@@ -839,7 +839,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.brigitte.secondaryFire",
                 "note": "commitDate=2026-08-12",
@@ -867,7 +867,7 @@
           "slot": "secondaryFire"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.brigitte.ability1",
               "note": "commitDate=2026-08-12",
@@ -884,7 +884,7 @@
             "knockback"
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.brigitte.ability1",
                 "note": "commitDate=2026-08-12",
@@ -917,7 +917,7 @@
           "slot": "ability1"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.brigitte.ability2",
               "note": "commitDate=2026-08-12",
@@ -925,7 +925,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.brigitte.ability2",
                 "note": "commitDate=2026-08-12",
@@ -953,7 +953,7 @@
           "slot": "ability2"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.brigitte.ability3",
               "note": "commitDate=2026-08-12",
@@ -971,7 +971,7 @@
             "knockback"
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.brigitte.ability3",
                 "note": "commitDate=2026-08-12",
@@ -1004,7 +1004,7 @@
           "slot": "ability3"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.brigitte.ultimate",
               "note": "commitDate=2026-08-12",
@@ -1012,7 +1012,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.brigitte.ultimate",
                 "note": "commitDate=2026-08-12",
@@ -1040,7 +1040,7 @@
           "slot": "ultimate"
         }
       ],
-      "evidence": [
+      "sources": [
         {
           "locator": "data.heroes.brigitte",
           "note": "commitDate=2026-08-12",
@@ -1049,7 +1049,7 @@
       ],
       "id": "brigitte",
       "name": {
-        "evidence": [
+        "sources": [
           {
             "locator": "data.heroes.brigitte",
             "note": "commitDate=2026-08-12",
@@ -1075,7 +1075,7 @@
         }
       },
       "role": {
-        "evidence": [
+        "sources": [
           {
             "locator": "https://overwatch.blizzard.com/en-us/heroes/brigitte/",
             "note": "role metadata; accessed 2026-08-18",
@@ -1088,7 +1088,7 @@
     {
       "abilities": [
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.cassidy.ability1",
               "note": "commitDate=2026-08-12",
@@ -1096,7 +1096,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.cassidy.ability1",
                 "note": "commitDate=2026-08-12",
@@ -1124,7 +1124,7 @@
           "slot": "ability1"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.cassidy.ability2",
               "note": "commitDate=2026-08-12",
@@ -1132,7 +1132,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.cassidy.ability2",
                 "note": "commitDate=2026-08-12",
@@ -1160,7 +1160,7 @@
           "slot": "ability2"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.cassidy.ultimate",
               "note": "commitDate=2026-08-12",
@@ -1168,7 +1168,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.cassidy.ultimate",
                 "note": "commitDate=2026-08-12",
@@ -1196,7 +1196,7 @@
           "slot": "ultimate"
         }
       ],
-      "evidence": [
+      "sources": [
         {
           "locator": "data.heroes.cassidy",
           "note": "commitDate=2026-08-12",
@@ -1205,7 +1205,7 @@
       ],
       "id": "cassidy",
       "name": {
-        "evidence": [
+        "sources": [
           {
             "locator": "data.heroes.cassidy",
             "note": "commitDate=2026-08-12",
@@ -1231,7 +1231,7 @@
         }
       },
       "role": {
-        "evidence": [
+        "sources": [
           {
             "locator": "https://overwatch.blizzard.com/en-us/heroes/cassidy/",
             "note": "role metadata; accessed 2026-08-18",
@@ -1244,7 +1244,7 @@
     {
       "abilities": [
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.dmon.secondaryFire",
               "note": "commitDate=2026-08-12",
@@ -1252,7 +1252,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.dmon.secondaryFire",
                 "note": "commitDate=2026-08-12",
@@ -1266,7 +1266,7 @@
           "slot": "secondaryFire"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.dmon.ability1",
               "note": "commitDate=2026-08-12",
@@ -1274,7 +1274,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.dmon.ability1",
                 "note": "commitDate=2026-08-12",
@@ -1288,7 +1288,7 @@
           "slot": "ability1"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.dmon.ability2",
               "note": "commitDate=2026-08-12",
@@ -1296,7 +1296,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.dmon.ability2",
                 "note": "commitDate=2026-08-12",
@@ -1310,7 +1310,7 @@
           "slot": "ability2"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.dmon.ultimate",
               "note": "commitDate=2026-08-12",
@@ -1318,7 +1318,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.dmon.ultimate",
                 "note": "commitDate=2026-08-12",
@@ -1332,7 +1332,7 @@
           "slot": "ultimate"
         }
       ],
-      "evidence": [
+      "sources": [
         {
           "locator": "data.heroes.dmon",
           "note": "commitDate=2026-08-12",
@@ -1341,7 +1341,7 @@
       ],
       "id": "dmon",
       "name": {
-        "evidence": [
+        "sources": [
           {
             "locator": "data.heroes.dmon",
             "note": "commitDate=2026-08-12",
@@ -1353,7 +1353,7 @@
         }
       },
       "role": {
-        "evidence": [
+        "sources": [
           {
             "locator": "https://overwatch.blizzard.com/en-us/heroes/dva/",
             "note": "role metadata; accessed 2026-08-18",
@@ -1366,7 +1366,7 @@
     {
       "abilities": [
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.domina.primaryFire",
               "note": "commitDate=2026-08-12",
@@ -1374,7 +1374,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.domina.primaryFire",
                 "note": "commitDate=2026-08-12",
@@ -1390,7 +1390,7 @@
           "slot": "primaryFire"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.domina.secondaryFire",
               "note": "commitDate=2026-08-12",
@@ -1398,7 +1398,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.domina.secondaryFire",
                 "note": "commitDate=2026-08-12",
@@ -1414,7 +1414,7 @@
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@@ -1422,7 +1422,7 @@
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@@ -1438,7 +1438,7 @@
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@@ -1446,7 +1446,7 @@
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@@ -1462,7 +1462,7 @@
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@@ -1470,7 +1470,7 @@
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@@ -1486,7 +1486,7 @@
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@@ -1494,7 +1494,7 @@
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@@ -1510,7 +1510,7 @@
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@@ -1519,7 +1519,7 @@
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@@ -1533,7 +1533,7 @@
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@@ -1546,7 +1546,7 @@
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@@ -1554,7 +1554,7 @@
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@@ -1582,7 +1582,7 @@
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@@ -1590,7 +1590,7 @@
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@@ -1618,7 +1618,7 @@
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@@ -1626,7 +1626,7 @@
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@@ -1654,7 +1654,7 @@
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@@ -1662,7 +1662,7 @@
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@@ -1690,7 +1690,7 @@
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@@ -1699,7 +1699,7 @@
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@@ -1725,7 +1725,7 @@
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@@ -1738,7 +1738,7 @@
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@@ -1755,7 +1755,7 @@
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@@ -1788,7 +1788,7 @@
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@@ -1796,7 +1796,7 @@
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@@ -1824,7 +1824,7 @@
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@@ -1832,7 +1832,7 @@
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@@ -1860,7 +1860,7 @@
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@@ -1868,7 +1868,7 @@
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@@ -1896,7 +1896,7 @@
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@@ -1904,7 +1904,7 @@
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@@ -1919,7 +1919,7 @@
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@@ -1927,7 +1927,7 @@
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@@ -1942,7 +1942,7 @@
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@@ -1951,7 +1951,7 @@
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@@ -1977,7 +1977,7 @@
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@@ -1990,7 +1990,7 @@
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@@ -1998,7 +1998,7 @@
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@@ -2026,7 +2026,7 @@
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@@ -2034,7 +2034,7 @@
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@@ -2062,7 +2062,7 @@
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@@ -2070,7 +2070,7 @@
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@@ -2098,7 +2098,7 @@
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@@ -2106,7 +2106,7 @@
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@@ -2134,7 +2134,7 @@
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@@ -2142,7 +2142,7 @@
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@@ -2170,7 +2170,7 @@
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@@ -2179,7 +2179,7 @@
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@@ -2205,7 +2205,7 @@
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@@ -2218,7 +2218,7 @@
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@@ -2226,7 +2226,7 @@
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@@ -2242,7 +2242,7 @@
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@@ -2250,7 +2250,7 @@
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@@ -2266,7 +2266,7 @@
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@@ -2274,7 +2274,7 @@
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@@ -2290,7 +2290,7 @@
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@@ -2299,7 +2299,7 @@
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@@ -2313,7 +2313,7 @@
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@@ -2326,7 +2326,7 @@
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@@ -2334,7 +2334,7 @@
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@@ -2350,7 +2350,7 @@
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@@ -2358,7 +2358,7 @@
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@@ -2374,7 +2374,7 @@
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@@ -2382,7 +2382,7 @@
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@@ -2398,7 +2398,7 @@
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@@ -2406,7 +2406,7 @@
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@@ -2422,7 +2422,7 @@
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@@ -2431,7 +2431,7 @@
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@@ -2445,7 +2445,7 @@
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@@ -2458,7 +2458,7 @@
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@@ -2466,7 +2466,7 @@
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@@ -2494,7 +2494,7 @@
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@@ -2502,7 +2502,7 @@
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@@ -2530,7 +2530,7 @@
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@@ -2538,7 +2538,7 @@
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@@ -2566,7 +2566,7 @@
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@@ -2575,7 +2575,7 @@
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@@ -2601,7 +2601,7 @@
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@@ -2614,7 +2614,7 @@
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@@ -2622,7 +2622,7 @@
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@@ -2650,7 +2650,7 @@
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@@ -2658,7 +2658,7 @@
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@@ -2686,7 +2686,7 @@
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@@ -2694,7 +2694,7 @@
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@@ -2722,7 +2722,7 @@
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@@ -2730,7 +2730,7 @@
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@@ -2758,7 +2758,7 @@
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@@ -2767,7 +2767,7 @@
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@@ -2793,7 +2793,7 @@
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@@ -2806,7 +2806,7 @@
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@@ -2842,7 +2842,7 @@
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@@ -2850,7 +2850,7 @@
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@@ -2878,7 +2878,7 @@
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@@ -3238,7 +3238,7 @@
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@@ -3246,7 +3246,7 @@
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@@ -3322,7 +3322,7 @@
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@@ -3394,7 +3394,7 @@
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@@ -4090,7 +4090,7 @@
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@@ -6010,7 +6010,7 @@
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             {
               "locator": "data.heroes.wuyang.ultimate",
               "note": "commitDate=2026-08-12",
@@ -8973,7 +8973,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.wuyang.ultimate",
                 "note": "commitDate=2026-08-12",
@@ -8989,7 +8989,7 @@
           "slot": "ultimate"
         }
       ],
-      "evidence": [
+      "sources": [
         {
           "locator": "data.heroes.wuyang",
           "note": "commitDate=2026-08-12",
@@ -8998,7 +8998,7 @@
       ],
       "id": "wuyang",
       "name": {
-        "evidence": [
+        "sources": [
           {
             "locator": "data.heroes.wuyang",
             "note": "commitDate=2026-08-12",
@@ -9012,7 +9012,7 @@
         }
       },
       "role": {
-        "evidence": [
+        "sources": [
           {
             "locator": "https://overwatch.blizzard.com/en-us/heroes/wuyang/",
             "note": "role metadata; accessed 2026-08-18",
@@ -9025,7 +9025,7 @@
     {
       "abilities": [
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.zarya.ability1",
               "note": "commitDate=2026-08-12",
@@ -9033,7 +9033,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.zarya.ability1",
                 "note": "commitDate=2026-08-12",
@@ -9061,7 +9061,7 @@
           "slot": "ability1"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.zarya.ability2",
               "note": "commitDate=2026-08-12",
@@ -9069,7 +9069,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.zarya.ability2",
                 "note": "commitDate=2026-08-12",
@@ -9097,7 +9097,7 @@
           "slot": "ability2"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.zarya.ultimate",
               "note": "commitDate=2026-08-12",
@@ -9105,7 +9105,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.zarya.ultimate",
                 "note": "commitDate=2026-08-12",
@@ -9133,7 +9133,7 @@
           "slot": "ultimate"
         }
       ],
-      "evidence": [
+      "sources": [
         {
           "locator": "data.heroes.zarya",
           "note": "commitDate=2026-08-12",
@@ -9142,7 +9142,7 @@
       ],
       "id": "zarya",
       "name": {
-        "evidence": [
+        "sources": [
           {
             "locator": "data.heroes.zarya",
             "note": "commitDate=2026-08-12",
@@ -9168,7 +9168,7 @@
         }
       },
       "role": {
-        "evidence": [
+        "sources": [
           {
             "locator": "https://overwatch.blizzard.com/en-us/heroes/zarya/",
             "note": "role metadata; accessed 2026-08-18",
@@ -9181,7 +9181,7 @@
     {
       "abilities": [
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.zenyatta.ability1",
               "note": "commitDate=2026-08-12",
@@ -9189,7 +9189,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.zenyatta.ability1",
                 "note": "commitDate=2026-08-12",
@@ -9217,7 +9217,7 @@
           "slot": "ability1"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.zenyatta.ability2",
               "note": "commitDate=2026-08-12",
@@ -9225,7 +9225,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.zenyatta.ability2",
                 "note": "commitDate=2026-08-12",
@@ -9253,7 +9253,7 @@
           "slot": "ability2"
         },
         {
-          "evidence": [
+          "sources": [
             {
               "locator": "data.heroes.zenyatta.ultimate",
               "note": "commitDate=2026-08-12",
@@ -9261,7 +9261,7 @@
             }
           ],
           "name": {
-            "evidence": [
+            "sources": [
               {
                 "locator": "data.heroes.zenyatta.ultimate",
                 "note": "commitDate=2026-08-12",
@@ -9289,7 +9289,7 @@
           "slot": "ultimate"
         }
       ],
-      "evidence": [
+      "sources": [
         {
           "locator": "data.heroes.zenyatta",
           "note": "commitDate=2026-08-12",
@@ -9298,7 +9298,7 @@
       ],
       "id": "zenyatta",
       "name": {
-        "evidence": [
+        "sources": [
           {
             "locator": "data.heroes.zenyatta",
             "note": "commitDate=2026-08-12",
@@ -9324,7 +9324,7 @@
         }
       },
       "role": {
-        "evidence": [
+        "sources": [
           {
             "locator": "https://overwatch.blizzard.com/en-us/heroes/zenyatta/",
             "note": "role metadata; accessed 2026-08-18",
@@ -9337,12 +9337,12 @@
   ],
   "identity": {
     "datasetId": "overwatch-workshop-hero-gameplay",
-    "digest": "sha256:5c01599839834f3599a524c7307d3ceaa493e6a1e845d9884dc9617f2af4068a",
+    "digest": "sha256:0902a247fb709bf5e326bbdb5475b41d4062b991ba3e0aea9350e5ecd404bc3c",
     "license": "MIT-compatible user-provided export",
     "reviewed": true,
     "source": "workshop-data/workshop-data.json@d854bf01fc7bbf3b2169f67408c07a8da8989ad6",
     "target": "Overwatch Workshop hero identities and named ability slots",
     "version": "2026-08-12"
   },
-  "schemaVersion": 1
+  "schemaVersion": 2
 }
diff --git a/crates/workshop-rs/src/gameplay/mod.rs b/crates/workshop-rs/src/gameplay/mod.rs
index 5b67c3db..b1f5e2ef 100644
--- a/crates/workshop-rs/src/gameplay/mod.rs
+++ b/crates/workshop-rs/src/gameplay/mod.rs
@@ -4,7 +4,7 @@
 //! deliberately independent from the Workshop [`crate::catalog`] identity
 //! and from any source-language provider. Ability identity is the open
 //! `hero + logical slot + optional hero-local variant` tuple; display names
-//! are localized, source-backed metadata and are not semantic identity.
+//! are localized source metadata and are not semantic identity.
 
 pub mod data;
 pub mod query;
@@ -274,17 +274,18 @@ impl LocalizedText {
     }
 }
 
-/// A machine-identifiable evidence reference for a gameplay fact.
+/// A machine-identifiable source reference for a gameplay fact.
 #[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
 #[serde(rename_all = "camelCase")]
-pub struct EvidenceRef {
+pub struct SourceReference {
     pub source: String,
     pub locator: String,
     #[serde(default, skip_serializing_if = "Option::is_none")]
     pub note: Option<String>,
 }
 
-/// Identity and provenance of a gameplay dataset. This is distinct from the Workshop parser/catalog dataset identity.
+/// Identity and source metadata of a gameplay dataset. This is distinct from
+/// the Workshop parser/catalog dataset identity.
 #[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
 #[serde(rename_all = "camelCase")]
 pub struct GameplayDatasetIdentity {
@@ -297,22 +298,22 @@ pub struct GameplayDatasetIdentity {
     pub reviewed: bool,
 }
 
-/// A gameplay fact tied to evidence in the dataset version being consumed.
+/// A gameplay fact tied to source references in the dataset version being consumed.
 #[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
 pub struct Fact<T> {
     pub value: T,
-    pub evidence: Vec<EvidenceRef>,
+    pub sources: Vec<SourceReference>,
 }
 
 impl<T> Fact<T> {
-    pub fn new(value: T, evidence: Vec<EvidenceRef>) -> Self {
-        Self { value, evidence }
+    pub fn new(value: T, sources: Vec<SourceReference>) -> Self {
+        Self { value, sources }
     }
     pub fn value(&self) -> &T {
         &self.value
     }
-    pub fn evidence(&self) -> &[EvidenceRef] {
-        &self.evidence
+    pub fn sources(&self) -> &[SourceReference] {
+        &self.sources
     }
 }
 
@@ -369,7 +370,7 @@ pub struct Ability {
     keywords: BTreeSet<KeywordId>,
     #[serde(default)]
     stats: BTreeMap<StatKey, Fact<StatValue>>,
-    evidence: Vec<EvidenceRef>,
+    sources: Vec<SourceReference>,
 }
 
 impl Ability {
@@ -377,7 +378,7 @@ impl Ability {
         slot: LogicalSlot,
         variant: Option<AbilityVariant>,
         name: Fact<LocalizedText>,
-        evidence: Vec<EvidenceRef>,
+        sources: Vec<SourceReference>,
     ) -> Self {
         Self {
             slot,
@@ -385,7 +386,7 @@ impl Ability {
             name,
             keywords: BTreeSet::new(),
             stats: BTreeMap::new(),
-            evidence,
+            sources,
         }
     }
     pub fn with_keyword(mut self, keyword: impl Into<KeywordId>) -> Self {
@@ -420,8 +421,8 @@ impl Ability {
     pub fn stats(&self) -> impl Iterator<Item = (&StatKey, &Fact<StatValue>)> {
         self.stats.iter()
     }
-    pub fn evidence(&self) -> &[EvidenceRef] {
-        &self.evidence
+    pub fn sources(&self) -> &[SourceReference] {
+        &self.sources
     }
 }
 
@@ -436,7 +437,7 @@ pub struct Hero {
     #[serde(default)]
     stats: BTreeMap<StatKey, Fact<StatValue>>,
     abilities: Vec<Ability>,
-    evidence: Vec<EvidenceRef>,
+    sources: Vec<SourceReference>,
 }
 
 impl Hero {
@@ -444,7 +445,7 @@ impl Hero {
         id: HeroId,
         name: Fact<LocalizedText>,
         abilities: Vec<Ability>,
-        evidence: Vec<EvidenceRef>,
+        sources: Vec<SourceReference>,
     ) -> Self {
         Self {
             id,
@@ -452,7 +453,7 @@ impl Hero {
             role: None,
             stats: BTreeMap::new(),
             abilities,
-            evidence,
+            sources,
         }
     }
     pub fn with_role(mut self, role: Fact<HeroRole>) -> Self {
@@ -529,8 +530,8 @@ impl Hero {
                 variant: variant.clone(),
             })
     }
-    pub fn evidence(&self) -> &[EvidenceRef] {
-        &self.evidence
+    pub fn sources(&self) -> &[SourceReference] {
+        &self.sources
     }
 }
 
@@ -594,7 +595,7 @@ pub enum GameplayDataError {
         hero: HeroId,
         slot: LogicalSlot,
     },
-    MissingEvidence(String),
+    MissingSource(String),
     EmptyId(&'static str),
     InvalidQuantity {
         value: f64,
@@ -626,7 +627,9 @@ impl std::fmt::Display for GameplayDataError {
                 f,
                 "hero '{hero}' has multiple abilities in slot '{slot}' but not every record has a variant"
             ),
-            Self::MissingEvidence(path) => write!(f, "gameplay fact '{path}' has no evidence"),
+            Self::MissingSource(path) => {
+                write!(f, "gameplay fact '{path}' has no source reference")
+            }
             Self::EmptyId(field) => write!(f, "gameplay identity '{field}' is empty"),
             Self::InvalidQuantity { value } => write!(f, "quantity value '{value}' is not finite"),
             Self::Malformed(message) => write!(f, "malformed gameplay data: {message}"),
@@ -723,20 +726,20 @@ fn validate_hero(hero: &Hero) -> Result<(), GameplayDataError> {
     if hero.id.as_str().is_empty() {
         return Err(GameplayDataError::EmptyId("hero"));
     }
-    if hero.evidence.is_empty() {
-        return Err(GameplayDataError::MissingEvidence(format!(
+    if hero.sources.is_empty() {
+        return Err(GameplayDataError::MissingSource(format!(
             "hero {}",
             hero.id
         )));
     }
-    if hero.name.evidence.is_empty() {
-        return Err(GameplayDataError::MissingEvidence(format!(
+    if hero.name.sources.is_empty() {
+        return Err(GameplayDataError::MissingSource(format!(
             "hero {} name",
             hero.id
         )));
     }
-    validate_evidence(&format!("hero {}", hero.id), &hero.evidence)?;
-    validate_evidence(&format!("hero {} name", hero.id), &hero.name.evidence)?;
+    validate_sources(&format!("hero {}", hero.id), &hero.sources)?;
+    validate_sources(&format!("hero {} name", hero.id), &hero.name.sources)?;
     if let Some(role) = &hero.role {
         if role.value.as_str().is_empty() {
             return Err(GameplayDataError::EmptyId("hero role"));
@@ -763,25 +766,25 @@ fn validate_hero(hero: &Hero) -> Result<(), GameplayDataError> {
         {
             return Err(GameplayDataError::EmptyId("ability variant"));
         }
-        if ability.evidence.is_empty() {
-            return Err(GameplayDataError::MissingEvidence(format!(
+        if ability.sources.is_empty() {
+            return Err(GameplayDataError::MissingSource(format!(
                 "hero {} ability {}",
                 hero.id, ability.slot
             )));
         }
-        validate_evidence(
+        validate_sources(
             &format!("hero {} ability {}", hero.id, ability.slot),
-            &ability.evidence,
+            &ability.sources,
         )?;
-        if ability.name.evidence.is_empty() {
-            return Err(GameplayDataError::MissingEvidence(format!(
+        if ability.name.sources.is_empty() {
+            return Err(GameplayDataError::MissingSource(format!(
                 "hero {} ability {} name",
                 hero.id, ability.slot
             )));
         }
-        validate_evidence(
+        validate_sources(
             &format!("hero {} ability {} name", hero.id, ability.slot),
-            &ability.name.evidence,
+            &ability.name.sources,
         )?;
         let slot_variant = (ability.slot.clone(), ability.variant.clone());
         if !slot_variants.insert(slot_variant) {
@@ -838,16 +841,16 @@ fn validate_stat_value(_path: &str, value: &StatValue) -> Result<(), GameplayDat
 }
 
 fn validate_fact<T>(path: &str, fact: &Fact<T>) -> Result<(), GameplayDataError> {
-    if fact.evidence.is_empty() {
-        return Err(GameplayDataError::MissingEvidence(path.to_string()));
+    if fact.sources.is_empty() {
+        return Err(GameplayDataError::MissingSource(path.to_string()));
     }
-    validate_evidence(path, &fact.evidence)
+    validate_sources(path, &fact.sources)
 }
 
-fn validate_evidence(path: &str, evidence: &[EvidenceRef]) -> Result<(), GameplayDataError> {
-    for item in evidence {
+fn validate_sources(path: &str, sources: &[SourceReference]) -> Result<(), GameplayDataError> {
+    for item in sources {
         if item.source.is_empty() || item.locator.is_empty() {
-            return Err(GameplayDataError::MissingEvidence(path.to_string()));
+            return Err(GameplayDataError::MissingSource(path.to_string()));
         }
     }
     Ok(())
diff --git a/crates/workshop-rs/src/gameplay/query.rs b/crates/workshop-rs/src/gameplay/query.rs
index 456736ff..e83b0a51 100644
--- a/crates/workshop-rs/src/gameplay/query.rs
+++ b/crates/workshop-rs/src/gameplay/query.rs
@@ -153,7 +153,7 @@ impl std::fmt::Display for AbilityNameResolutionError {
             ),
             Self::MissingName { reference, locale } => write!(
                 f,
-                "ability {reference:?} has no evidenced name for locale '{locale}'"
+                "ability {reference:?} has no source-backed name for locale '{locale}'"
             ),
             Self::MissingDisplayName { hero, locale, name } => write!(
                 f,
diff --git a/crates/workshop-rs/src/settings/data/generated_hero_settings.rs b/crates/workshop-rs/src/settings/data/generated_hero_settings.rs
index 89fd024a..f64ce09c 100644
--- a/crates/workshop-rs/src/settings/data/generated_hero_settings.rs
+++ b/crates/workshop-rs/src/settings/data/generated_hero_settings.rs
@@ -1,6 +1,6 @@
 // Generated from the reviewed workshop-data hero settings export. This
 // projection is locale presentation data only; absence or emptiness is not an
-// applicability fact. Applicability requires reviewed semantic evidence.
+// applicability fact. Applicability requires a reviewed semantic source.
 pub struct GeneratedHeroSettingName { pub hero: &'static str, pub key: &'static str, pub locales: &'static [(&'static str, &'static str)] }
 impl GeneratedHeroSettingName {
     pub fn localized(&self, locale: &str) -> Option<&'static str> {
diff --git a/crates/workshop-rs/src/settings/emitter.rs b/crates/workshop-rs/src/settings/emitter.rs
index 4f4c0830..89e33d4c 100644
--- a/crates/workshop-rs/src/settings/emitter.rs
+++ b/crates/workshop-rs/src/settings/emitter.rs
@@ -2,7 +2,7 @@ use crate::output::emitter::*;
 
 impl EmitContext<'_> {
     /// Emit the `settings { ... }` section from the validated settings
-    /// carrier, table-driven (fixture-evidenced names). Only runs on
+    /// carrier, table-driven (fixture-backed names). Only runs on
     /// validated programs, so unknown keys cannot reach this point.
     pub(crate) fn emit_settings(&mut self, settings: &SettingsTree) -> Result<()> {
         let settings_keyword = self.structural("settings")?;
@@ -92,7 +92,7 @@ impl EmitContext<'_> {
                 None => name.clone(),
             };
             // `enabled: false` prefixes the mode header; true renders with no
-            // prefix (only false is evidenced in the corpus, #86).
+            // prefix (only false is source-backed in the corpus, #86).
             let disabled = children.iter().any(|member| {
                 matches!(
                     member,
diff --git a/crates/workshop-rs/src/settings/mod.rs b/crates/workshop-rs/src/settings/mod.rs
index 31d8b4f2..dacc16cc 100644
--- a/crates/workshop-rs/src/settings/mod.rs
+++ b/crates/workshop-rs/src/settings/mod.rs
@@ -2,7 +2,7 @@
 //!
 //! A typed, non-serde tree for custom-game-settings blocks shared by
 //! validation and emission. The tree is a carrier: settings are carried and
-//! emitted, never interpreted by lowering/analysis. The fixture-evidenced
+//! emitted, never interpreted by lowering/analysis. The source-backed
 //! emission table lives in [`table`].
 //!
 //! Extracted from the Wright-authored `wright-ir` crate; see
@@ -21,8 +21,8 @@ pub use table::{KeyKind, PathPart, TableEntry, entries, enum_name, mode_name, pa
 
 pub use schema::{
     Applicability, EffectiveNumber, NumericBounds, NumericBoundsError, SettingDefinition,
-    SettingEvidenceKind, SettingId, SettingIdentity, SettingOccurrence, SettingOperationError,
-    SettingPresentation, SettingProvenance, SettingScope, SettingSourceEdit, SettingTarget,
+    SettingId, SettingIdentity, SettingOccurrence, SettingOperationError, SettingPresentation,
+    SettingScope, SettingSource, SettingSourceEdit, SettingSourceKind, SettingTarget,
     SettingTargetKind, SettingValue, SettingValueDomain, TeamId, definition, definitions,
     definitions_by_id,
 };
diff --git a/crates/workshop-rs/src/settings/schema.rs b/crates/workshop-rs/src/settings/schema.rs
index 30531c24..a3b46281 100644
--- a/crates/workshop-rs/src/settings/schema.rs
+++ b/crates/workshop-rs/src/settings/schema.rs
@@ -128,8 +128,8 @@ pub enum NumericBoundsError {
     Reversed,
 }
 
-/// Evidence-backed effective numeric bounds. `None` means the current
-/// reviewed evidence does not establish that bound.
+/// Source-backed effective numeric bounds. `None` means the current reviewed
+/// source does not establish that bound.
 #[derive(Debug, Clone, Copy, PartialEq, PartialOrd)]
 pub struct NumericBounds {
     min: Option<f64>,
@@ -220,7 +220,7 @@ pub enum SettingValue {
     PresenceOnly,
 }
 
-/// A typed occurrence together with an evidenced effective numeric value.
+/// A typed occurrence together with a source-backed effective numeric value.
 #[derive(Debug, Clone, PartialEq)]
 pub struct SettingOccurrence {
     pub authored: SettingValue,
@@ -290,7 +290,7 @@ pub enum SettingOperationError {
         message: String,
         span: Option<crate::core::source::Span>,
     },
-    SourceProvenanceUnavailable {
+    SourceUnavailable {
         setting: SettingId,
     },
     SourceMismatch,
@@ -327,11 +327,8 @@ impl fmt::Display for SettingOperationError {
             Self::InvalidValue {
                 setting, message, ..
             } => write!(formatter, "invalid value for setting {setting}: {message}"),
-            Self::SourceProvenanceUnavailable { setting } => {
-                write!(
-                    formatter,
-                    "setting {setting} has no editable source provenance"
-                )
+            Self::SourceUnavailable { setting } => {
+                write!(formatter, "setting {setting} has no editable source")
             }
             Self::SourceMismatch => formatter.write_str("source no longer matches the edit"),
         }
@@ -341,7 +338,7 @@ impl fmt::Display for SettingOperationError {
 impl std::error::Error for SettingOperationError {}
 
 impl SettingValueDomain {
-    /// Apply evidenced effective clamping without changing the authored
+    /// Apply source-backed effective clamping without changing the authored
     /// value held by [`super::SettingsNode`].
     pub fn effective_number(&self, authored: f64) -> Option<EffectiveNumber> {
         match self {
@@ -368,16 +365,16 @@ impl SettingPresentation {
     }
 }
 
-/// Provenance shared by the reviewed table projection.
+/// Source metadata shared by the reviewed table projection.
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
-pub struct SettingProvenance {
-    pub kind: SettingEvidenceKind,
+pub struct SettingSource {
+    pub kind: SettingSourceKind,
     pub source: &'static str,
     pub reviewed: bool,
 }
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
-pub enum SettingEvidenceKind {
+pub enum SettingSourceKind {
     RawWorkshopFixture,
     WorkshopDataExport,
 }
@@ -393,7 +390,7 @@ pub struct SettingDefinition {
     target: TargetPattern,
     domain: SettingValueDomain,
     presentation: SettingPresentation,
-    provenance: SettingProvenance,
+    source: SettingSource,
 }
 
 impl SettingDefinition {
@@ -460,8 +457,8 @@ impl SettingDefinition {
         }
     }
 
-    pub fn provenance(&self) -> SettingProvenance {
-        self.provenance
+    pub fn source(&self) -> SettingSource {
+        self.source
     }
 
     /// Query effective applicability without exposing table deduplication.
@@ -607,7 +604,7 @@ impl SettingDefinition {
     }
 
     /// Read an existing source-preserving occurrence with its authored value
-    /// and, when evidenced, its effective numeric value.
+    /// and, when source-backed, its effective numeric value.
     pub fn read(
         &self,
         settings: &Settings,
@@ -681,11 +678,11 @@ impl SettingDefinition {
             }
         })?;
         validate_value(&self.domain, &id, &value, node.span())?;
-        let span =
-            node.span()
-                .ok_or_else(|| SettingOperationError::SourceProvenanceUnavailable {
-                    setting: id.clone(),
-                })?;
+        let span = node
+            .span()
+            .ok_or_else(|| SettingOperationError::SourceUnavailable {
+                setting: id.clone(),
+            })?;
         let range = source_value_range(source, span, &id)?;
         let kind = table::lookup(self.path_parts)
             .expect("settings definition must retain its table entry")
@@ -789,22 +786,22 @@ fn source_value_range(
     setting: &SettingId,
 ) -> Result<Range<usize>, SettingOperationError> {
     let start = byte_offset(source, span.start).ok_or_else(|| {
-        SettingOperationError::SourceProvenanceUnavailable {
-            setting: setting.clone(),
-        }
-    })?;
-    let end = byte_offset(source, span.end).ok_or_else(|| {
-        SettingOperationError::SourceProvenanceUnavailable {
+        SettingOperationError::SourceUnavailable {
             setting: setting.clone(),
         }
     })?;
-    let member = source.get(start..end).ok_or_else(|| {
-        SettingOperationError::SourceProvenanceUnavailable {
+    let end =
+        byte_offset(source, span.end).ok_or_else(|| SettingOperationError::SourceUnavailable {
             setting: setting.clone(),
-        }
-    })?;
+        })?;
+    let member =
+        source
+            .get(start..end)
+            .ok_or_else(|| SettingOperationError::SourceUnavailable {
+                setting: setting.clone(),
+            })?;
     let Some(colon) = member.find(':') else {
-        return Err(SettingOperationError::SourceProvenanceUnavailable {
+        return Err(SettingOperationError::SourceUnavailable {
             setting: setting.clone(),
         });
     };
@@ -815,7 +812,7 @@ fn source_value_range(
             .len();
     let range = value_start + leading..end;
     if range.is_empty() || source.get(range.clone()).is_none() {
-        return Err(SettingOperationError::SourceProvenanceUnavailable {
+        return Err(SettingOperationError::SourceUnavailable {
             setting: setting.clone(),
         });
     }
@@ -903,7 +900,7 @@ fn source_value_spelling(
             })?;
             localized("enums", english)
         }
-        _ => Err(SettingOperationError::SourceProvenanceUnavailable {
+        _ => Err(SettingOperationError::SourceUnavailable {
             setting: setting.clone(),
         }),
     }
@@ -1208,11 +1205,11 @@ impl SettingDefinition {
                 english_name: entry.workshop_name,
                 locale_section: "labels",
             },
-            provenance: SettingProvenance {
+            source: SettingSource {
                 kind: if table::is_generated_entry(entry) {
-                    SettingEvidenceKind::WorkshopDataExport
+                    SettingSourceKind::WorkshopDataExport
                 } else {
-                    SettingEvidenceKind::RawWorkshopFixture
+                    SettingSourceKind::RawWorkshopFixture
                 },
                 source: if table::is_generated_entry(entry) {
                     "workshop-data/workshop-data.json"
@@ -1401,7 +1398,7 @@ pub fn validate_catalog() -> Result<(), Vec<String>> {
             ));
             continue;
         };
-        if !definition.provenance.reviewed {
+        if !definition.source.reviewed {
             errors.push(format!(
                 "unreviewed settings definition: {}",
                 definition.path
@@ -1692,8 +1689,8 @@ mod tests {
                 english_name: "Value",
                 locale_section: "labels",
             },
-            provenance: SettingProvenance {
-                kind: SettingEvidenceKind::RawWorkshopFixture,
+            source: SettingSource {
+                kind: SettingSourceKind::RawWorkshopFixture,
                 source: "test",
                 reviewed: true,
             },
diff --git a/crates/workshop-rs/src/settings/table.rs b/crates/workshop-rs/src/settings/table.rs
index 65548056..874ace90 100644
--- a/crates/workshop-rs/src/settings/table.rs
+++ b/crates/workshop-rs/src/settings/table.rs
@@ -1,6 +1,6 @@
-//! Fixture-evidenced settings emission table (#86).
+//! Fixture-backed settings emission table (#86).
 //!
-//! PROVENANCE: observed from the pinned oracle 9.7.10 en-US output of the
+//! SOURCE: observed from the pinned oracle 9.7.10 en-US output of the
 //! oracle-success settings programs (`compile.workshop` settings section of
 //! the committed snapshots pixelart/santa/broken-weapons/client-to-server,
 //! plus the parabola/crosshair/inputhud oracle runs) at OverPy commit
@@ -110,16 +110,16 @@ macro_rules! entry {
     };
 }
 
-/// The fixture-evidenced settings surface.
+/// The fixture-backed settings surface.
 ///
-/// Slot sets (evidenced): teams {allTeams}, heroes {mei} config groups +
-/// the 10 ListHero names. `enabled: true` is not evidenced; it renders with
+/// Slot sets (source-backed): teams {allTeams}, heroes {mei} config groups +
+/// the 10 ListHero names. `enabled: true` is not source-backed; it renders with
 /// no prefix. Keys outside this table (e.g. team1Slots, scoreToWin,
 /// gamemodeStartTrigger, spawnHealthPacks, healthPackRespawnTime%,
 /// abilityCooldown%, healingReceived%, primaryFireKb%, enableSpawningWithUlt,
 /// resetPlayersAfterGoalScored, scoreLeadToWin, gameLengthInSec,
 /// heroes.<team>.general, roleLimit under general, heroLimit under a named
-/// mode) are `settings-unknown-key` at validation (only evidenced in
+/// mode) are `settings-unknown-key` at validation (only source-backed in
 /// oracle-failing programs; corpus-bounded).
 pub static ENTRIES: &[TableEntry] = &[
     // main
@@ -591,7 +591,7 @@ pub struct NameMap {
     pub name: &'static str,
 }
 
-/// Game-mode names (evidenced: assault, control, escort, hybrid, skirmish,
+/// Game-mode names (source-backed: assault, control, escort, hybrid, skirmish,
 /// ffa, tdm, general).
 pub static MODE_NAMES: &[NameMap] = &[
     NameMap {
@@ -860,7 +860,7 @@ include!("data/generated_map_entries.rs");
 include!("data/generated_hero_entries.rs");
 include!("data/generated_mode_entries.rs");
 
-/// Team names inside `heroes` (evidenced: allTeams).
+/// Team names inside `heroes` (source-backed: allTeams).
 pub static TEAM_NAMES: &[NameMap] = &[
     NameMap {
         key: "allTeams",
diff --git a/crates/workshop-rs/tests/gameplay.rs b/crates/workshop-rs/tests/gameplay.rs
index 9e50ceed..169cb9e8 100644
--- a/crates/workshop-rs/tests/gameplay.rs
+++ b/crates/workshop-rs/tests/gameplay.rs
@@ -1,11 +1,11 @@
 use workshop_rs::gameplay::{
-    Ability, AbilityLookupError, AbilityRef, AbilityVariant, EvidenceRef, Fact, GameplayCatalog,
+    Ability, AbilityLookupError, AbilityRef, AbilityVariant, Fact, GameplayCatalog,
     GameplayDataError, GameplayDatasetIdentity, Hero, HeroId, LocalizedText, LogicalSlot, Quantity,
-    StatKey, StatValue, Unit, hero_ids, slots,
+    SourceReference, StatKey, StatValue, Unit, hero_ids, slots,
 };
 
-fn evidence(locator: &str) -> EvidenceRef {
-    EvidenceRef {
+fn source_reference(locator: &str) -> SourceReference {
+    SourceReference {
         source: "workshop-data".to_string(),
         locator: locator.to_string(),
         note: None,
@@ -15,7 +15,7 @@ fn evidence(locator: &str) -> EvidenceRef {
 fn names(name: &str, locator: &str) -> Fact<LocalizedText> {
     Fact::new(
         LocalizedText::new([("en-US".to_string(), name.to_string())]),
-        vec![evidence(locator)],
+        vec![source_reference(locator)],
     )
 }
 
@@ -24,7 +24,7 @@ fn ability(slot: &str, variant: Option<&str>, name: &str) -> Ability {
         LogicalSlot::new(slot),
         variant.map(AbilityVariant::new),
         names(name, &format!("heroes.ana.{slot}")),
-        vec![evidence(&format!("heroes.ana.{slot}"))],
+        vec![source_reference(&format!("heroes.ana.{slot}"))],
     )
 }
 
@@ -33,7 +33,7 @@ fn hero(id: &str, abilities: Vec<Ability>) -> Hero {
         HeroId::new(id),
         names(id, &format!("heroes.{id}")),
         abilities,
-        vec![evidence(&format!("heroes.{id}"))],
+        vec![source_reference(&format!("heroes.{id}"))],
     )
 }
 
@@ -131,10 +131,10 @@ fn missing_and_unknown_data_are_explicit() {
 }
 
 #[test]
-fn facts_carry_evidence_and_quantities_reject_non_finite_values() {
+fn facts_carry_sources_and_quantities_reject_non_finite_values() {
     let stat = Fact::new(
         StatValue::Quantity(Quantity::new(12.0, Unit::new("seconds")).unwrap()),
-        vec![evidence("heroes.ana.ability1.cooldown")],
+        vec![source_reference("heroes.ana.ability1.cooldown")],
     );
     let sleep = ability("ability1", None, "Sleep Dart")
         .with_keyword("crowd-control")
@@ -148,14 +148,14 @@ fn facts_carry_evidence_and_quantities_reject_non_finite_values() {
         .stat(&StatKey::new("cooldown"))
         .unwrap();
     assert_eq!(
-        cooldown.evidence()[0].locator,
+        cooldown.sources()[0].locator,
         "heroes.ana.ability1.cooldown"
     );
     assert!(Quantity::new(f64::NAN, Unit::new("seconds")).is_err());
 }
 
 #[test]
-fn gameplay_serialization_preserves_dataset_identity_and_open_data() {
+fn gameplay_serialization_preserves_dataset_identity_and_source_records() {
     let catalog = GameplayCatalog::new(identity(), vec![hero("dva", vec![])]).unwrap();
     let encoded = serde_json::to_string(catalog.identity()).unwrap();
     assert!(encoded.contains("datasetId"));
@@ -164,6 +164,9 @@ fn gameplay_serialization_preserves_dataset_identity_and_open_data() {
         catalog.identity().dataset_id,
         "overwatch-workshop-hero-gameplay"
     );
+    let fact = serde_json::to_value(names("D.Va", "heroes.dva")).unwrap();
+    assert!(fact.get("sources").is_some());
+    assert!(fact.get("evidence").is_none());
 }
 
 #[test]
@@ -223,26 +226,29 @@ fn multiple_entries_require_variants_and_display_names_are_not_identity() {
 }
 
 #[test]
-fn empty_id_and_empty_evidence_are_rejected() {
+fn empty_id_and_empty_sources_are_rejected() {
     let empty_id = Hero::new(
         HeroId::new(""),
         names("Unnamed", "heroes.unnamed"),
         vec![],
-        vec![evidence("heroes.unnamed")],
+        vec![source_reference("heroes.unnamed")],
     );
     assert!(GameplayCatalog::new(identity(), vec![empty_id]).is_err());
-    let empty_evidence = Hero::new(
+    let empty_sources = Hero::new(
         HeroId::new("ana"),
         Fact::new(
             LocalizedText::new([("en-US".to_string(), "Ana".to_string())]),
-            vec![EvidenceRef {
+            vec![SourceReference {
                 source: String::new(),
                 locator: "heroes.ana".to_string(),
                 note: None,
             }],
         ),
         vec![],
-        vec![evidence("heroes.ana")],
+        vec![source_reference("heroes.ana")],
     );
-    assert!(GameplayCatalog::new(identity(), vec![empty_evidence]).is_err());
+    assert!(matches!(
+        GameplayCatalog::new(identity(), vec![empty_sources]),
+        Err(GameplayDataError::MissingSource(_))
+    ));
 }
diff --git a/crates/workshop-rs/tests/gameplay_data.rs b/crates/workshop-rs/tests/gameplay_data.rs
index ebd866de..d40b68a8 100644
--- a/crates/workshop-rs/tests/gameplay_data.rs
+++ b/crates/workshop-rs/tests/gameplay_data.rs
@@ -1,17 +1,16 @@
 use std::collections::BTreeSet;
 
 use workshop_rs::gameplay::{
-    Ability, AbilityVariant, EvidenceRef, Fact, GameplayCatalog, GameplayDataError,
-    GameplayDatasetIdentity, Hero, HeroId, LocalizedText, LogicalSlot, Quantity, StatKey,
-    StatValue, Unit,
+    Ability, AbilityVariant, Fact, GameplayCatalog, GameplayDataError, GameplayDatasetIdentity,
+    Hero, HeroId, LocalizedText, LogicalSlot, Quantity, SourceReference, StatKey, StatValue, Unit,
 };
 use workshop_rs::gameplay_data::{GAMEPLAY_DATA, builtin, content_digest, load};
 
 const SOURCE: &str = "workshop-data/workshop-data.json@d854bf01fc7bbf3b2169f67408c07a8da8989ad6";
 const OFFICIAL_HERO_SOURCE: &str = "Blizzard Entertainment official Overwatch hero detail";
 
-fn evidence(locator: &str) -> EvidenceRef {
-    EvidenceRef {
+fn source_reference(locator: &str) -> SourceReference {
+    SourceReference {
         source: SOURCE.to_string(),
         locator: locator.to_string(),
         note: Some("commitDate=2026-08-12".to_string()),
@@ -21,7 +20,7 @@ fn evidence(locator: &str) -> EvidenceRef {
 fn names(name: &str, locator: &str) -> Fact<LocalizedText> {
     Fact::new(
         LocalizedText::new([("en-US".to_string(), name.to_string())]),
-        vec![evidence(locator)],
+        vec![source_reference(locator)],
     )
 }
 
@@ -37,12 +36,12 @@ fn identity() -> GameplayDatasetIdentity {
     }
 }
 
-fn assert_evidence(evidence: &[EvidenceRef], source: &str, locator: &str) {
+fn assert_sources(sources: &[SourceReference], source: &str, locator: &str) {
     assert!(
-        evidence
+        sources
             .iter()
             .any(|item| item.source == source && item.locator == locator),
-        "missing evidence {source} at {locator}"
+        "missing source {source} at {locator}"
     );
 }
 
@@ -51,7 +50,7 @@ fn ability(name: &str, slot: &str, variant: Option<&str>) -> Ability {
         LogicalSlot::new(slot),
         variant.map(AbilityVariant::new),
         names(name, "data.heroes.test.ability1"),
-        vec![evidence("data.heroes.test.ability1")],
+        vec![source_reference("data.heroes.test.ability1")],
     )
 }
 
@@ -317,12 +316,12 @@ fn embedded_catalog_covers_the_pinned_roster_and_named_slots() {
             .collect();
         let expected_slots: BTreeSet<_> = expected_slots.iter().copied().collect();
         assert_eq!(actual_slots, expected_slots, "slot topology for {hero_id}");
-        let role = hero.role().expect("official role evidence for every hero");
+        let role = hero.role().expect("official role sources for every hero");
         assert!(matches!(
             role.value().as_str(),
             "tank" | "damage" | "support"
         ));
-        assert_eq!(role.evidence().len(), 1);
+        assert_eq!(role.sources().len(), 1);
         for ability in hero.abilities() {
             assert!(ability.name().value().get("en-US").is_some());
         }
@@ -409,7 +408,7 @@ fn embedded_catalog_is_deterministic_and_preserves_representative_ids() {
 }
 
 #[test]
-fn embedded_facts_have_representative_names_values_and_official_provenance() {
+fn embedded_facts_have_representative_names_values_and_official_sources() {
     let catalog = builtin().unwrap();
 
     let ana = catalog.hero_by_id("ana").unwrap();
@@ -422,8 +421,8 @@ fn embedded_facts_have_representative_names_values_and_official_provenance() {
         let ability = ana.ability(&LogicalSlot::new(slot)).unwrap();
         assert_eq!(ability.name().value().get("en-US"), Some(name));
         assert!(ability.has_keyword(keyword));
-        assert_evidence(
-            ability.evidence(),
+        assert_sources(
+            ability.sources(),
             OFFICIAL_HERO_SOURCE,
             "https://overwatch.blizzard.com/en-us/heroes/ana/",
         );
@@ -438,8 +437,8 @@ fn embedded_facts_have_representative_names_values_and_official_provenance() {
         let ability = brigitte.ability(&LogicalSlot::new(slot)).unwrap();
         assert_eq!(ability.name().value().get("en-US"), Some(name));
         assert!(ability.has_keyword(keyword));
-        assert_evidence(
-            ability.evidence(),
+        assert_sources(
+            ability.sources(),
             OFFICIAL_HERO_SOURCE,
             "https://overwatch.blizzard.com/en-us/heroes/brigitte/",
         );
@@ -450,8 +449,8 @@ fn embedded_facts_have_representative_names_values_and_official_provenance() {
     let vortex = ramattra.ability(&LogicalSlot::new("ability2")).unwrap();
     assert_eq!(vortex.name().value().get("en-US"), Some("Ravenous Vortex"));
     assert!(vortex.has_keyword("crowdControl"));
-    assert_evidence(
-        vortex.evidence(),
+    assert_sources(
+        vortex.sources(),
         OFFICIAL_HERO_SOURCE,
         "https://overwatch.blizzard.com/en-us/heroes/ramattra/",
     );
@@ -464,8 +463,8 @@ fn embedded_facts_have_representative_names_values_and_official_provenance() {
             .unwrap();
         assert_eq!(ability.variant().unwrap().as_str(), variant);
         assert_eq!(ability.name().value().get("en-US"), Some(name));
-        assert_evidence(
-            ability.evidence(),
+        assert_sources(
+            ability.sources(),
             OFFICIAL_HERO_SOURCE,
             "https://overwatch.blizzard.com/en-us/heroes/ramattra/",
         );
@@ -476,8 +475,8 @@ fn embedded_facts_have_representative_names_values_and_official_provenance() {
     let matrix = dva.ability(&LogicalSlot::new("secondaryFire")).unwrap();
     assert!(matrix.has_keyword("barrier"));
     assert!(matrix.has_keyword("resource"));
-    assert_evidence(
-        matrix.evidence(),
+    assert_sources(
+        matrix.sources(),
         OFFICIAL_HERO_SOURCE,
         "https://overwatch.blizzard.com/en-us/heroes/dva/",
     );
@@ -490,8 +489,8 @@ fn embedded_facts_have_representative_names_values_and_official_provenance() {
             .unwrap();
         assert_eq!(ability.variant().unwrap().as_str(), variant);
         assert_eq!(ability.name().value().get("en-US"), Some(name));
-        assert_evidence(
-            ability.evidence(),
+        assert_sources(
+            ability.sources(),
             OFFICIAL_HERO_SOURCE,
             "https://overwatch.blizzard.com/en-us/heroes/dva/",
         );
@@ -501,8 +500,8 @@ fn embedded_facts_have_representative_names_values_and_official_provenance() {
     assert_eq!(bastion.role().unwrap().value().as_str(), "damage");
     let reconfigure = bastion.ability(&LogicalSlot::new("ability1")).unwrap();
     assert!(reconfigure.has_keyword("form"));
-    assert_evidence(
-        reconfigure.evidence(),
+    assert_sources(
+        reconfigure.sources(),
         OFFICIAL_HERO_SOURCE,
         "https://overwatch.blizzard.com/en-us/heroes/bastion/",
     );
@@ -518,8 +517,8 @@ fn embedded_facts_have_representative_names_values_and_official_provenance() {
             .unwrap();
         assert_eq!(ability.variant().unwrap().as_str(), variant);
         assert_eq!(ability.name().value().get("en-US"), Some(name));
-        assert_evidence(
-            ability.evidence(),
+        assert_sources(
+            ability.sources(),
             OFFICIAL_HERO_SOURCE,
             "https://overwatch.blizzard.com/en-us/heroes/bastion/",
         );
@@ -530,8 +529,8 @@ fn embedded_facts_have_representative_names_values_and_official_provenance() {
     assert!(venture.stat(&StatKey::new("health")).is_none());
     let drill_dash = venture.ability(&LogicalSlot::new("secondaryFire")).unwrap();
     assert!(drill_dash.has_keyword("mobility"));
-    assert_evidence(
-        drill_dash.evidence(),
+    assert_sources(
+        drill_dash.sources(),
         OFFICIAL_HERO_SOURCE,
         "https://overwatch.blizzard.com/en-us/heroes/venture/",
     );
@@ -540,45 +539,48 @@ fn embedded_facts_have_representative_names_values_and_official_provenance() {
 }
 
 #[test]
-fn embedded_records_keep_pinned_provenance_on_every_fact() {
+fn embedded_records_keep_pinned_source_metadata_on_every_fact() {
     let catalog = builtin().unwrap();
     for hero in catalog.heroes() {
-        for evidence in hero.evidence().iter().chain(hero.name().evidence()) {
-            assert_eq!(evidence.source, SOURCE);
-            assert_eq!(evidence.note.as_deref(), Some("commitDate=2026-08-12"));
+        for source_record in hero.sources().iter().chain(hero.name().sources()) {
+            assert_eq!(source_record.source, SOURCE);
+            assert_eq!(source_record.note.as_deref(), Some("commitDate=2026-08-12"));
         }
-        let role = hero.role().expect("official role evidence for every hero");
-        let role_evidence = &role.evidence()[0];
+        let role = hero.role().expect("official role sources for every hero");
+        let role_source = &role.sources()[0];
         assert_eq!(
-            role_evidence.source,
+            role_source.source,
             "Blizzard Entertainment official Overwatch hero detail"
         );
         assert!(
-            role_evidence
+            role_source
                 .locator
                 .starts_with("https://overwatch.blizzard.com/en-us/heroes/")
         );
         assert_eq!(
-            role_evidence.note.as_deref(),
+            role_source.note.as_deref(),
             Some("role metadata; accessed 2026-08-18")
         );
         for ability in hero.abilities() {
-            for evidence in ability.evidence().iter().chain(ability.name().evidence()) {
-                if evidence.source == SOURCE {
-                    assert!(evidence.locator.starts_with("data.heroes."));
-                    assert_eq!(evidence.note.as_deref(), Some("commitDate=2026-08-12"));
-                } else if evidence.source == OFFICIAL_HERO_SOURCE {
+            for source_record in ability.sources().iter().chain(ability.name().sources()) {
+                if source_record.source == SOURCE {
+                    assert!(source_record.locator.starts_with("data.heroes."));
+                    assert_eq!(source_record.note.as_deref(), Some("commitDate=2026-08-12"));
+                } else if source_record.source == OFFICIAL_HERO_SOURCE {
                     assert!(
-                        evidence
+                        source_record
                             .locator
                             .starts_with("https://overwatch.blizzard.com/en-us/heroes/")
                     );
                     assert_eq!(
-                        evidence.note.as_deref(),
+                        source_record.note.as_deref(),
                         Some("official ability description; accessed 2026-08-18")
                     );
                 } else {
-                    panic!("unexpected ability evidence source: {}", evidence.source);
+                    panic!(
+                        "unexpected ability source reference: {}",
+                        source_record.source
+                    );
                 }
             }
         }
@@ -610,7 +612,7 @@ fn representative_hero_and_ability_records_round_trip_through_json() {
 #[test]
 fn loader_rejects_stale_digest_and_unsupported_schema() {
     let stale = GAMEPLAY_DATA.replacen(
-        "5c01599839834f3599a524c7307d3ceaa493e6a1e845d9884dc9617f2af4068a",
+        "0902a247fb709bf5e326bbdb5475b41d4062b991ba3e0aea9350e5ecd404bc3c",
         "e15bf17d413e7057bc7ef25e90a6e33df1a79e279a9dbff41e643a30fb9f7635",
         1,
     );
@@ -619,10 +621,18 @@ fn loader_rejects_stale_digest_and_unsupported_schema() {
         Err(GameplayDataError::DigestMismatch { .. })
     ));
 
-    let unsupported = GAMEPLAY_DATA.replacen("\"schemaVersion\": 1", "\"schemaVersion\": 2", 1);
+    let unsupported = GAMEPLAY_DATA.replacen("\"schemaVersion\": 2", "\"schemaVersion\": 3", 1);
     assert!(matches!(
         load(&unsupported),
-        Err(GameplayDataError::UnsupportedSchema(2))
+        Err(GameplayDataError::UnsupportedSchema(3))
+    ));
+
+    let legacy = GAMEPLAY_DATA
+        .replace("\"sources\"", "\"evidence\"")
+        .replacen("\"schemaVersion\": 2", "\"schemaVersion\": 1", 1);
+    assert!(matches!(
+        load(&legacy),
+        Err(GameplayDataError::UnsupportedSchema(1))
     ));
 }
 
@@ -632,7 +642,7 @@ fn catalog_rejects_invalid_slots_unqualified_variants_and_non_finite_values() {
         HeroId::new("test"),
         names("Test", "data.heroes.test"),
         vec![ability("testAbility", " ", None)],
-        vec![evidence("data.heroes.test")],
+        vec![source_reference("data.heroes.test")],
     );
     assert!(matches!(
         GameplayCatalog::new(identity(), vec![empty_slot]),
@@ -643,7 +653,7 @@ fn catalog_rejects_invalid_slots_unqualified_variants_and_non_finite_values() {
         HeroId::new("test"),
         names("Test", "data.heroes.test"),
         vec![ability("testAbility", "futureSlot", None)],
-        vec![evidence("data.heroes.test")],
+        vec![source_reference("data.heroes.test")],
     );
     assert!(GameplayCatalog::new(identity(), vec![future_slot]).is_ok());
 
@@ -654,7 +664,7 @@ fn catalog_rejects_invalid_slots_unqualified_variants_and_non_finite_values() {
             ability("one", "ability1", None),
             ability("two", "ability1", Some("alternate")),
         ],
-        vec![evidence("data.heroes.test")],
+        vec![source_reference("data.heroes.test")],
     );
     assert!(matches!(
         GameplayCatalog::new(identity(), vec![unqualified]),
@@ -671,10 +681,10 @@ fn catalog_rejects_invalid_slots_unqualified_variants_and_non_finite_values() {
                     value: f64::INFINITY,
                     unit: Unit::new("damage"),
                 }),
-                vec![evidence("data.heroes.test.ability1.damage")],
+                vec![source_reference("data.heroes.test.ability1.damage")],
             ),
         )],
-        vec![evidence("data.heroes.test")],
+        vec![source_reference("data.heroes.test")],
     );
     assert!(matches!(
         GameplayCatalog::new(identity(), vec![non_finite]),
diff --git a/crates/workshop-rs/tests/gameplay_query.rs b/crates/workshop-rs/tests/gameplay_query.rs
index 1cc27da3..ecc28eda 100644
--- a/crates/workshop-rs/tests/gameplay_query.rs
+++ b/crates/workshop-rs/tests/gameplay_query.rs
@@ -1,7 +1,7 @@
 use workshop_rs::gameplay::{
-    Ability, AbilityRef, AbilityVariant, EvidenceRef, Fact, GameplayCatalog,
-    GameplayDatasetIdentity, Hero, HeroId, LocalizedText, LogicalSlot, Quantity, StatKey,
-    StatValue, Unit, hero_ids, slots, units,
+    Ability, AbilityRef, AbilityVariant, Fact, GameplayCatalog, GameplayDatasetIdentity, Hero,
+    HeroId, LocalizedText, LogicalSlot, Quantity, SourceReference, StatKey, StatValue, Unit,
+    hero_ids, slots, units,
 };
 use workshop_rs::gameplay_data::builtin;
 use workshop_rs::gameplay_query::{
@@ -9,8 +9,8 @@ use workshop_rs::gameplay_query::{
     CooldownPercentageError, GameplayQueryError, StatOwner,
 };
 
-fn evidence(locator: &str) -> EvidenceRef {
-    EvidenceRef {
+fn source_reference(locator: &str) -> SourceReference {
+    SourceReference {
         source: "test-fixture".to_string(),
         locator: locator.to_string(),
         note: None,
@@ -23,7 +23,7 @@ fn names(en: &str, zh: &str, locator: &str) -> Fact<LocalizedText> {
             ("en-US".to_string(), en.to_string()),
             ("zh-CN".to_string(), zh.to_string()),
         ]),
-        vec![evidence(locator)],
+        vec![source_reference(locator)],
     )
 }
 
@@ -32,7 +32,7 @@ fn ability(en: &str, zh: &str, slot: &str, variant: Option<&str>) -> Ability {
         LogicalSlot::new(slot),
         variant.map(AbilityVariant::new),
         names(en, zh, &format!("ability.{slot}")),
-        vec![evidence(&format!("ability.{slot}"))],
+        vec![source_reference(&format!("ability.{slot}"))],
     )
 }
 
@@ -59,7 +59,7 @@ fn catalog() -> GameplayCatalog {
             StatKey::new("cooldown"),
             Fact::new(
                 StatValue::Quantity(seconds(12.0)),
-                vec![evidence("ana.sleep")],
+                vec![source_reference("ana.sleep")],
             ),
         );
     let nano = ability("Nano Boost", "纳米激素", "ultimate", None)
@@ -68,14 +68,14 @@ fn catalog() -> GameplayCatalog {
             StatKey::new("description"),
             Fact::new(
                 StatValue::Text("ultimate".to_string()),
-                vec![evidence("ana.nano.description")],
+                vec![source_reference("ana.nano.description")],
             ),
         );
     let ana = Hero::new(
         HeroId::new("ana"),
         names("Ana", "安娜", "heroes.ana"),
         vec![sleep, nano],
-        vec![evidence("heroes.ana")],
+        vec![source_reference("heroes.ana")],
     );
     let ramattra = Hero::new(
         HeroId::new("ramattra"),
@@ -86,7 +86,7 @@ fn catalog() -> GameplayCatalog {
             ability("Void Barrier", "虚空屏障", "secondaryFire", Some("omnic"))
                 .with_keyword("barrier"),
         ],
-        vec![evidence("heroes.ramattra")],
+        vec![source_reference("heroes.ramattra")],
     );
     GameplayCatalog::new(identity(), vec![ramattra, ana]).unwrap()
 }
@@ -279,28 +279,34 @@ fn cooldown_percentage_and_data_errors_never_default() {
         HeroId::new("missing"),
         names("Missing", "缺失", "heroes.missing"),
         vec![ability("No Cooldown", "无冷却", "ability1", None)],
-        vec![evidence("heroes.missing")],
+        vec![source_reference("heroes.missing")],
     );
     let wrong_type = ability("Text Cooldown", "文本冷却", "ability1", None).with_stat(
         StatKey::new("cooldown"),
-        Fact::new(StatValue::Text("12".to_string()), vec![evidence("text")]),
+        Fact::new(
+            StatValue::Text("12".to_string()),
+            vec![source_reference("text")],
+        ),
     );
     let wrong_unit = ability("Meter Cooldown", "米冷却", "ability2", None).with_stat(
         StatKey::new("cooldown"),
         Fact::new(
             StatValue::Quantity(Quantity::new(12.0, Unit::new("meters")).unwrap()),
-            vec![evidence("meters")],
+            vec![source_reference("meters")],
         ),
     );
     let zero = ability("Zero Cooldown", "零冷却", "ability3", None).with_stat(
         StatKey::new("cooldown"),
-        Fact::new(StatValue::Quantity(seconds(0.0)), vec![evidence("zero")]),
+        Fact::new(
+            StatValue::Quantity(seconds(0.0)),
+            vec![source_reference("zero")],
+        ),
     );
     let edge = Hero::new(
         HeroId::new("edge"),
         names("Edge", "边界", "heroes.edge"),
         vec![wrong_type, wrong_unit, zero],
-        vec![evidence("heroes.edge")],
+        vec![source_reference("heroes.edge")],
     );
     let catalog = GameplayCatalog::new(identity(), vec![missing, edge]).unwrap();
     let query = catalog.query();
diff --git a/crates/workshop-rs/tests/settings_pipeline.rs b/crates/workshop-rs/tests/settings_pipeline.rs
index 38b3e2ea..1a174008 100644
--- a/crates/workshop-rs/tests/settings_pipeline.rs
+++ b/crates/workshop-rs/tests/settings_pipeline.rs
@@ -6,9 +6,9 @@ use std::path::{Path, PathBuf};
 use workshop_rs::catalog::{Catalog, Locale};
 use workshop_rs::gameplay::{AbilityVariant, HeroId, LogicalSlot, hero_ids, slots};
 use workshop_rs::settings::{
-    Applicability, NumericBounds, SettingEvidenceKind, SettingId, SettingIdentity,
-    SettingOperationError, SettingScope, SettingTarget, SettingTargetKind, SettingValue,
-    SettingValueDomain, TeamId, definitions, definitions_by_id,
+    Applicability, NumericBounds, SettingId, SettingIdentity, SettingOperationError, SettingScope,
+    SettingSourceKind, SettingTarget, SettingTargetKind, SettingValue, SettingValueDomain, TeamId,
+    definitions, definitions_by_id,
 };
 use workshop_rs::{convert, emitter, parser, roundtrip, semantic};
 
@@ -93,7 +93,7 @@ fn match_voice_chat_rejects_unreviewed_disabled_token() {
     let en = Locale::new("en-US");
     let source = "settings { lobby { Match Voice Chat: Disabled } }";
     let error =
-        parser::parse_wir(source, &catalog, &en).expect_err("disabled state is unevidenced");
+        parser::parse_wir(source, &catalog, &en).expect_err("disabled state is source-unbacked");
     assert!(format!("{error:?}").contains("settings enum"));
 }
 
@@ -366,7 +366,7 @@ fn settings_schema_projects_workshop_facts_without_display_names_in_ids() {
         ),
         Ok(Some("燃火链式机枪"))
     );
-    assert!(hero_ability.provenance().reviewed);
+    assert!(hero_ability.source().reviewed);
     assert_eq!(
         hero_ability.id().map(SettingId::as_str),
         Some("setting.hero.ability.enabled")
@@ -422,7 +422,7 @@ fn settings_schema_exposes_normal_enum_and_list_domains() {
 }
 
 #[test]
-fn settings_schema_distinguishes_applicability_and_unknown_hero_evidence() {
+fn settings_schema_distinguishes_applicability_and_unknown_hero_source_status() {
     let definitions: Vec<_> = definitions().collect();
     let ability3 = definitions
         .iter()
@@ -594,7 +594,7 @@ fn settings_schema_normalizes_concept_ids_and_group_targets() {
             .find(|definition| definition.path().ends_with(suffix))
             .expect("projected ability setting");
         assert!(definition.id().is_some());
-        assert!(definition.provenance().reviewed);
+        assert!(definition.source().reviewed);
     }
     let automatic_fire = definitions
         .iter()
@@ -705,7 +705,7 @@ fn settings_schema_normalizes_concept_ids_and_group_targets() {
 }
 
 #[test]
-fn settings_schema_preserves_locale_and_evidence_provenance() {
+fn settings_schema_preserves_locale_and_source_metadata() {
     let definitions: Vec<_> = definitions().collect();
     let main = definitions
         .iter()
@@ -715,18 +715,15 @@ fn settings_schema_preserves_locale_and_evidence_provenance() {
         main.presentation().localized_name("en-US"),
         Some("Description")
     );
-    assert_eq!(
-        main.provenance().kind,
-        SettingEvidenceKind::RawWorkshopFixture
-    );
+    assert_eq!(main.source().kind, SettingSourceKind::RawWorkshopFixture);
 
     let generated = definitions
         .iter()
         .find(|definition| definition.path() == "extensions.beamEffects")
         .expect("generated definition");
     assert_eq!(
-        generated.provenance().kind,
-        SettingEvidenceKind::WorkshopDataExport
+        generated.source().kind,
+        SettingSourceKind::WorkshopDataExport
     );
 }
 
@@ -896,6 +893,39 @@ fn typed_settings_source_edit_replaces_only_the_existing_value_bytes() {
     ));
 }
 
+#[test]
+fn typed_settings_source_edit_rejects_missing_source_location() {
+    let definition = definitions_by_id(&SettingId::from("setting.lobby.spectatorSlots"))
+        .next()
+        .expect("spectator-slot definition");
+    let settings = workshop_rs::settings::Settings {
+        span: None,
+        children: vec![workshop_rs::settings::SettingsNode::Group {
+            name: "lobby".to_string(),
+            children: vec![workshop_rs::settings::SettingsNode::Number {
+                name: "spectatorSlots".to_string(),
+                value: 2.0,
+                span: None,
+            }],
+            span: None,
+        }],
+    };
+
+    let error = definition
+        .source_edit(
+            "settings { lobby { Max Spectators: 2 } }",
+            &settings,
+            "en-US",
+            &SettingTarget::Global,
+            SettingValue::Number(4.0),
+        )
+        .expect_err("source edits require a source location");
+    assert!(matches!(
+        error,
+        SettingOperationError::SourceUnavailable { .. }
+    ));
+}
+
 #[test]
 fn typed_settings_source_edit_uses_settings_string_escaping() {
     let catalog = Catalog::builtin().expect("catalog");
@@ -1052,7 +1082,7 @@ fn typed_settings_writes_fail_closed_for_unknown_applicability() {
             },
             SettingValue::Boolean(false),
         )
-        .expect_err("team-to-hero applicability without evidence must refuse writes");
+        .expect_err("team-to-hero applicability without sources must refuse writes");
     assert!(matches!(
         widening_error,
         SettingOperationError::ApplicabilityUnknown { .. }
diff --git a/docs/README.md b/docs/README.md
index 30e52fc4..2f36b66b 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -9,7 +9,7 @@ This directory is the canonical documentation index for `workshop-rs`. The root
 architecture/README.md       current architecture routing
   └─ current domain contracts
 language-support.md          current declared support, backed by executable tests
-domain/provenance docs       durable public contracts and fixture provenance
+domain/source docs           durable public contracts and fixture attribution
 adr/                         point-in-time decisions and rationale
 Issues / PRs / releases      mutable execution state
 source / tests / data        current implementation reality
@@ -30,7 +30,7 @@ relevant code/tests/data and current Issue contract.
   shared implementation boundaries, CLI verification tooling, and test-owned
   fixtures.
 - [Repository agent guidance](../AGENTS.md): implementation routing,
-  verification, provenance, and delivery rules.
+  verification, source attribution, and delivery rules.
 
 [`implementation-role.md`](implementation-role.md) is retained only as a
 compatibility pointer for older links.
@@ -52,17 +52,17 @@ compatibility pointer for older links.
 
 Support prose is not a substitute for current executable tests.
 
-## Domain contracts and fixture provenance
+## Domain contracts and fixture attribution
 
-- [Provenance record](provenance.md): catalog, locale, gameplay, fixture, and
-  dataset provenance.
+- [Source attribution record](provenance.md): catalog, locale, gameplay,
+  fixture, and dataset source attribution.
 - [Source preservation contract](source-preservation.md): optional authored
   source, comment attachment, checked edits, and mixed-source boundaries.
 - [Hero gameplay dataset](gameplay-data.md): embedded data model and validation
   boundaries.
 - [Gameplay query API](gameplay-query.md): read-only semantic queries and
   locale-aware ability resolution.
-- [Hero gameplay topology survey](gameplay-roster-survey.md): evidence used by
+- [Hero gameplay topology survey](gameplay-roster-survey.md): source material used by
   the gameplay domain.
 - [Canonical action layout](action-layout.md): validated WIR action-width and
   structured action expansion behavior.
diff --git a/docs/adr/0006-settings-semantic-schema.md b/docs/adr/0006-settings-semantic-schema.md
index 6bde047f..7ccd14fd 100644
--- a/docs/adr/0006-settings-semantic-schema.md
+++ b/docs/adr/0006-settings-semantic-schema.md
@@ -46,9 +46,10 @@ into a guessed definition.
 `SettingIdentity::Known(SettingId)` means that a reviewed canonical concept
 identity has been resolved; unresolved projected hero-ability concepts use
 `SettingIdentity::Unknown` and `id() == None`. This is independent from
-`SettingProvenance`: the latter reports whether the underlying table or export
-source was reviewed, so reviewed source data may still carry an unknown
-semantic identity when no canonical typed identity has been established.
+`SettingSource`: the latter reports the source kind, source identity, and
+review status of the underlying table or export, so reviewed source data may
+still carry an unknown semantic identity when no canonical typed identity has
+been established.
 
 ## Consequences
 
@@ -62,7 +63,7 @@ concept identities normalize reusable hero/ability settings
 without embedding localized ability display names; mode-specific enum concepts
 remain distinct when their reviewed domains differ. Query/edit operations can
 use definitions and source-preserving occurrences without inventing another
-identity, scope, target, domain, or provenance model.
+identity, scope, target, domain, or generic source-trust model.
 
 No UI step metadata, source-language carrier parsing, per-hero Rust structs,
 consumer-side applicability hacks, or query/edit API ergonomics are part of this
diff --git a/docs/adr/0007-gameplay-domain-api.md b/docs/adr/0007-gameplay-domain-api.md
index 5cb0f555..b405b192 100644
--- a/docs/adr/0007-gameplay-domain-api.md
+++ b/docs/adr/0007-gameplay-domain-api.md
@@ -37,7 +37,7 @@ ambiguous.
 3. Raw gameplay records use `Hero`, `Ability`, `AbilityRef`, `Fact<T>`,
    `StatValue`, and `Quantity`. Ability localized/display names are metadata
    on the hero/slot/variant record and can change without changing its
-   `AbilityRef`. Facts carry concrete source references with a source,
+   `AbilityRef`. Facts carry concrete `SourceReference` values with a source,
    locator, and optional note; the enclosing `GameplayDatasetIdentity` carries
    dataset id, version, digest, source, license, target, and review status.
    Missing facts stay absent.
diff --git a/docs/architecture/README.md b/docs/architecture/README.md
index ec0dec47..0ec2f4d2 100644
--- a/docs/architecture/README.md
+++ b/docs/architecture/README.md
@@ -16,7 +16,7 @@ For substantive implementation work, resolve the smallest relevant current contr
 | --- | --- |
 | Repository ownership, dependency direction, WIR boundary, semantic-code/data boundary | [`core-boundaries.md`](core-boundaries.md) |
 | Declared Workshop language support and current capability state | [`../language-support.md`](../language-support.md) and executable tests |
-| Catalog/localization provenance | [`../provenance.md`](../provenance.md) |
+| Catalog/localization source attribution | [`../provenance.md`](../provenance.md) |
 | Hero/gameplay dataset model | [`../gameplay-data.md`](../gameplay-data.md) |
 | Gameplay semantic queries | [`../gameplay-query.md`](../gameplay-query.md) |
 | Action layout contract | [`../action-layout.md`](../action-layout.md) |
diff --git a/docs/architecture/core-boundaries.md b/docs/architecture/core-boundaries.md
index 1d803f4e..86b301aa 100644
--- a/docs/architecture/core-boundaries.md
+++ b/docs/architecture/core-boundaries.md
@@ -12,7 +12,7 @@ It owns:
 - the public `Program` model and locale-independent Workshop identities;
 - Workshop catalog, settings, localization, and Workshop-owned gameplay facts;
 - Workshop semantic/query contracts used by downstream tooling;
-- Workshop contract tests, provenance-linked fixtures, and the semantic
+- Workshop contract tests, source-attributed fixtures, and the semantic
   contracts consumed by the CLI verification tooling.
 
 It does not own OverPy or DEL/OSTW syntax, preprocessing, project models, source-language semantics, runtime/compiler lowering policy, reconstruction policy, or Wright tooling behavior.
@@ -54,7 +54,7 @@ Use data for large declarative fact sets whose meaning is already defined by the
 - signatures and declared parameter domains when they are factual catalog properties;
 - locale spellings and aliases;
 - roster/catalog/settings inventories;
-- provenance and evidence references.
+- source attribution and source references.
 
 Use typed Rust code for behavior and invariants, including:
 
@@ -74,7 +74,7 @@ Canonical identities are locale-independent and independent from OPY/DEL naming.
 
 Likewise, OverPy or DEL/OSTW names, defaults, helpers, or compiler quirks do not become Workshop identities unless an independent Workshop source establishes the same concept.
 
-## Support and provenance
+## Support and source attribution
 
 Architecture does not prove feature support. Current support claims come from the language-support surface and executable checks: code, tests, corpus/fixtures, catalog checks, real consumer workflows, and live/runtime records where applicable.
 
diff --git a/docs/architecture/source-layout.md b/docs/architecture/source-layout.md
index cb629860..d8cd8fdb 100644
--- a/docs/architecture/source-layout.md
+++ b/docs/architecture/source-layout.md
@@ -40,7 +40,7 @@ shared home:
 - `workshop-rs-cli/src/` owns census execution, conformance report schemas,
   capture comparison, and corpus tooling;
 - `tests/` owns executable Workshop contract and regression checks, with
-  provenance-linked fixtures beside the tests that exercise them.
+  source-attributed fixtures beside the tests that exercise them.
 
 The root operation modules (`parser`, `emitter`, `validate`, `convert`, and
 `roundtrip`) are the public Workshop operations over `Program`. Storage,
diff --git a/docs/compatibility-facades.md b/docs/compatibility-facades.md
index 95d15dae..e923ac5b 100644
--- a/docs/compatibility-facades.md
+++ b/docs/compatibility-facades.md
@@ -28,7 +28,7 @@ They include source, tests, and checked-in documentation where applicable.
 | `format` | yes | no replacement public path; shared formatter | 0 | 2 | 0 | 1 | retain: external consumers |
 | `ids` | yes | no replacement public path; typed WIR identities | 3 | 0 | 0 | 6 | retain: external consumers |
 | `signatures` | no | `signatures` remains the public signature-context surface | 1 | 1 | 0 | 0 | retain: external consumer |
-| `source` | no | `source` remains the public provenance surface | 8 | 4 | 3 | 12 | retain: external consumers |
+| `source` | no | `source` remains the public source-metadata surface | 8 | 4 | 3 | 12 | retain: external consumers |
 | `element_count` | yes | `Program::element_count`, `actions` re-exports | 1 | 0 | 0 | 0 | retain: in-repo compatibility use |
 | `semantic` | yes | `Program::semantic_issues`, `rules` re-exports | 3 | 0 | 0 | 3 | retain: external consumers |
 | `gameplay_data` | yes | `gameplay::data` | 3 | 0 | 0 | 0 | retain: in-repo/docs use |
diff --git a/docs/gameplay-data.md b/docs/gameplay-data.md
index 93575083..f1c9060d 100644
--- a/docs/gameplay-data.md
+++ b/docs/gameplay-data.md
@@ -7,13 +7,15 @@ content digest before constructing a `GameplayCatalog`.
 
 ## Schema and identity
 
-The file has `schemaVersion: 1`, a `GameplayDatasetIdentity`, and a sorted
+The file has `schemaVersion: 2`, a `GameplayDatasetIdentity`, and a sorted
 hero list. Heroes and abilities carry source references. Hero, slot, and
 variant identities are open strings; an ability is canonically referenced by
 its hero, logical slot, and optional hero-local variant. Display names are
 metadata, not identity. The current dataset uses the seven canonical slots from ADR-0002;
 the open string-backed API also accepts future non-empty slot identities.
 Multiple abilities in one slot must have distinct, non-empty variants.
+Version 1 payloads used the incompatible `evidence` record key and are rejected
+before version-specific records are deserialized.
 
 The dataset digest is `sha256:` followed by the SHA-256 of the canonical JSON
 content with `identity.digest` removed. Object keys are sorted before hashing,
@@ -21,7 +23,7 @@ so formatting and input key order do not change the identity. The loader also
 sorts heroes and abilities before building lookup indexes.
 
 The committed dataset identity is version `2026-08-12` with digest
-`sha256:5c01599839834f3599a524c7307d3ceaa493e6a1e845d9884dc9617f2af4068a`.
+`sha256:0902a247fb709bf5e326bbdb5475b41d4062b991ba3e0aea9350e5ecd404bc3c`.
 
 ## Source records and known gaps
 
diff --git a/docs/gameplay-query.md b/docs/gameplay-query.md
index 6e89d28c..21e0029f 100644
--- a/docs/gameplay-query.md
+++ b/docs/gameplay-query.md
@@ -35,7 +35,7 @@ query with no matches returns an empty collection because it is a collection
 query rather than a single-result lookup.
 
 `stat()` and `quantity_stat()` take hero + logical slot + optional explicit
-hero-local variant. They return the extensible `Fact<StatValue>` or a
+hero-local variant. They return the extensible source-backed `Fact<StatValue>` or a
 `Quantity`, and report
 `WrongStatType` when the stat is not numeric. Hero-level stats are available
 through `hero_stat()`.
@@ -67,7 +67,7 @@ clamped or silently approximated. A target with another unit is rejected.
 
 ## Locale-aware ability names
 
-`ability_name(hero, slot, variant, locale)` resolves an evidenced client name,
+`ability_name(hero, slot, variant, locale)` resolves a source-backed client name,
 and `resolve_ability_name(hero, locale, display_name)` performs exact,
 hero-context inverse lookup. Unsupported locales, missing mappings, and
 ambiguous names are explicit errors; fuzzy aliases are not admitted. Raw
diff --git a/docs/language-support/settings.md b/docs/language-support/settings.md
index ee85aed6..b4b13b07 100644
--- a/docs/language-support/settings.md
+++ b/docs/language-support/settings.md
@@ -18,7 +18,7 @@
 The `workshop_rs::settings` module exposes the reviewed settings catalog
 through `definitions()`. Each `SettingDefinition` carries a locale-independent
 `SettingId`, Workshop `SettingScope`, target shape, typed
-`SettingValueDomain`, locale presentation metadata, and source provenance.
+`SettingValueDomain`, locale presentation metadata, and setting source metadata.
 The source-preserving `Settings` / `SettingsNode` tree remains the authored
 value carrier; the catalog does not regenerate or discard unknown settings.
 
@@ -79,8 +79,8 @@ assert!(health
 Hero and ability display names are presentation data only. Consumers use the
 canonical concept and `SettingTarget`; localized aliases remain parser/emitter
 resolution details. Numeric bounds remain unknown until reviewed Workshop
-evidence establishes them; `SettingValueDomain::effective_number` exposes a
-clamped effective value only for a definition carrying such evidence.
+source records establish them; `SettingValueDomain::effective_number` exposes a
+clamped effective value only for a definition carrying such source records.
 
 `SettingDefinition::read` and `write` operate on existing occurrences. A
 write changes only the typed leaf value, preserving its span and all unrelated
diff --git a/docs/language-support/strings.md b/docs/language-support/strings.md
index b0456f49..0082ae80 100644
--- a/docs/language-support/strings.md
+++ b/docs/language-support/strings.md
@@ -13,5 +13,5 @@
 
 | Feature | Status | Notes |
 | --- | --- | --- |
-| `en-US`, `de-DE`, `es-ES`, `es-MX`, `fr-FR`, `it-IT`, `ja-JP`, `ko-KR`, `pl-PL`, `pt-BR`, `ru-RU`, `th-TH`, `tr-TR`, `zh-CN`, `zh-TW` | ✅ Supported | Declared from the pinned OverPy 9.7.10 Workshop language set. Locale spellings are provenance-backed catalog/settings data; uncovered identities remain explicit missing mappings. |
+| `en-US`, `de-DE`, `es-ES`, `es-MX`, `fr-FR`, `it-IT`, `ja-JP`, `ko-KR`, `pl-PL`, `pt-BR`, `ru-RU`, `th-TH`, `tr-TR`, `zh-CN`, `zh-TW` | ✅ Supported | Declared from the pinned OverPy 9.7.10 Workshop language set. Locale spellings are source-attributed catalog/settings data; uncovered identities remain explicit missing mappings. |
 | Bidirectional conversion across the declared locales | ✅ Supported | Conversion resolves locale-independent canonical identities and fails explicitly on missing mappings; opt-in fallback is recorded in the conversion result. |
diff --git a/docs/provenance.md b/docs/provenance.md
index 861185b5..64485afe 100644
--- a/docs/provenance.md
+++ b/docs/provenance.md
@@ -1,10 +1,10 @@
-# Provenance record
+# Source attribution record
 
-This document records the source provenance of committed datasets and fixtures
+This document records the source attribution of committed datasets and fixtures
 in `workshop-rs`, as required for attribution, licensing, and reproducible
 regeneration.
 
-Hero/gameplay data follows the separate identity and evidence contract in
+Hero/gameplay data follows the separate identity and source-record contract in
 [`docs/adr/0007-gameplay-domain-api.md`](adr/0007-gameplay-domain-api.md). The
 Workshop catalog identity below does not identify a gameplay dataset.
 
@@ -23,18 +23,19 @@ declared named ability-slot topology; no OverPy or OSTW data is copied.
 The committed projection contains hero identities, role facts, and
 export-declared named ability slots, plus official-detail variant records for
 Bastion, D.Va, and Ramattra. Each hero/ability name fact and export record
-carries the export path as an `EvidenceRef`. Each role fact carries its
-official Blizzard hero-detail URL and access date 2026-08-18 as separate
-evidence.
+carries the export path as a `SourceReference`. Each role fact carries its
+official Blizzard hero-detail URL and access date 2026-08-18 as a separate
+source reference.
 
 The current identity digest is
-`sha256:5c01599839834f3599a524c7307d3ceaa493e6a1e845d9884dc9617f2af4068a`.
+`sha256:0902a247fb709bf5e326bbdb5475b41d4062b991ba3e0aea9350e5ecd404bc3c`.
 
 Representative ability keywords are semantic labels, not Blizzard or Workshop
-enum values. Their labels and the six variant names/shapes are evidenced by
+enum values. Their labels and the six variant names/shapes are source-linked to
 the official Blizzard hero-detail URLs for Ana, Brigitte, Ramattra, D.Va,
 Bastion, and Venture, accessed 2026-08-18;
-the variants intentionally carry no fabricated Workshop-export provenance.
+the variants intentionally carry no fabricated Workshop-export source
+attribution.
 Venture base health and Drill Dash cooldown/damage are intentionally absent
 because the cited June 30, 2026 Community Crafted patch source is scoped to a
 limited mode and that scope is not modeled. Other base stats, armor/shields, cooldowns, damage,
diff --git a/docs/source-preservation.md b/docs/source-preservation.md
index 764dc8a0..5a1ae0e9 100644
--- a/docs/source-preservation.md
+++ b/docs/source-preservation.md
@@ -53,7 +53,7 @@ whole-file formatting or comment preservation.
 The raw Workshop parser accepts a complete supported Workshop document. It does
 not interpret DEL/OSTW, OverPy, or other embedded source-language syntax. A
 consumer embedding Workshop regions owns extraction and source-language
-provenance; it can attach the extracted Workshop source to a canonical program
+source attribution; it can attach the extracted Workshop source to a canonical program
 file when available. Malformed or unsupported mixed content must be rejected or
 reported incomplete by that consumer rather than being assigned guessed
 Workshop semantics.