diff --git a/c5/aff50a0662cfa2288c688af81dce6577680dd1 b/c5/aff50a0662cfa2288c688af81dce6577680dd1
new file mode 100644
index 00000000..a940473e
--- /dev/null
+++ b/c5/aff50a0662cfa2288c688af81dce6577680dd1
@@ -0,0 +1,19 @@
+docs/test_codeblocks_manifest.py
+  s_f8414d52051f83::t_601827f0a0412a 244
+---
+{
+  "schema_version": "authorship/3.0.0",
+  "git_ai_version": "1.6.16",
+  "base_commit_sha": "c5aff50a0662cfa2288c688af81dce6577680dd1",
+  "prompts": {},
+  "sessions": {
+    "s_f8414d52051f83": {
+      "agent_id": {
+        "tool": "codex",
+        "id": "019f73c1-cded-7c63-bb8b-3b3c3e5de67d",
+        "model": "gpt-5.5"
+      },
+      "human_author": "Nick Sweeting <git@sweeting.me>"
+    }
+  }
+}
\ No newline at end of file