diff --git a/README.md b/README.md
index bbf094e..020b108 100644
--- a/README.md
+++ b/README.md
@@ -176,6 +176,7 @@ Do you have ideas to improve the FEP Process? Post your suggestions to the issue
 | [FEP-db70: RemoveAll Collection Activity](./fep/db70/fep-db70.md) | `DRAFT` | [#784](https://codeberg.org/fediverse/fep/issues/784) | 2026-03-15 | - |
 | [FEP-c195: JSONPath Filtering for ActivityPub Collection Retrieval](./fep/c195/fep-c195.md) | `DRAFT` | [#790](https://codeberg.org/fediverse/fep/issues/790) | 2026-03-17 | - |
 | [FEP-f011: Full-Text Search Query Syntax for ActivityPub](./fep/f011/fep-f011.md) | `DRAFT` | [#791](https://codeberg.org/fediverse/fep/issues/791) | 2026-03-17 | - |
+| [FEP-c81b: Agent Social Attribution for ActivityPub](./fep/c81b/fep-c81b.md) | `DRAFT` | [#798](https://codeberg.org/fediverse/fep/issues/798) | 2026-03-18 | - |
 | [FEP-a1d1: ActivityPub Patch](./fep/a1d1/fep-a1d1.md) | `DRAFT` | [#796](https://codeberg.org/fediverse/fep/issues/796) | 2026-03-19 | - |
 
 ## License
diff --git a/fep/c81b/fep-c81b.md b/fep/c81b/fep-c81b.md
index cddd753..c288a08 100644
--- a/fep/c81b/fep-c81b.md
+++ b/fep/c81b/fep-c81b.md
@@ -2,9 +2,10 @@
 slug: "c81b"
 authors: Aron Price <aron@lessersoul.ai>
 status: DRAFT
-dateReceived: 2026-03-18
 discussionsTo: https://codeberg.org/fediverse/fep/pulls/794
 relatedFeps: FEP-c390, FEP-2677
+dateReceived: 2026-03-18
+trackingIssue: https://codeberg.org/fediverse/fep/issues/798
 ---
 
 # FEP-c81b: Agent Social Attribution for ActivityPub
diff --git a/index.json b/index.json
index b91269c..d4bb0d6 100644
--- a/index.json
+++ b/index.json
@@ -1273,6 +1273,17 @@
     "title": "Full-Text Search Query Syntax for ActivityPub",
     "implementations": 1
   },
+  {
+    "slug": "c81b",
+    "authors": "Aron Price <aron@lessersoul.ai>",
+    "status": "DRAFT",
+    "discussionsTo": "https://codeberg.org/fediverse/fep/pulls/794",
+    "relatedFeps": "FEP-c390, FEP-2677",
+    "dateReceived": "2026-03-18",
+    "trackingIssue": "https://codeberg.org/fediverse/fep/issues/798",
+    "title": "Agent Social Attribution for ActivityPub",
+    "implementations": 0
+  },
   {
     "slug": "a1d1",
     "type": "implementation",