diff --git a/21/953b8934bfa34c834c0034715da470d7eb15e8 b/21/953b8934bfa34c834c0034715da470d7eb15e8
new file mode 100644
index 00000000..2c469607
--- /dev/null
+++ b/21/953b8934bfa34c834c0034715da470d7eb15e8
@@ -0,0 +1,21 @@
+pyproject.toml
+  s_f8414d52051f83::t_05b6042d50fe9c 82-84
+uv.lock
+  s_f8414d52051f83::t_2298ae6deb29c4 16,20,27,42,44,49,60,62,81,90,92,225-226,228
+---
+{
+  "schema_version": "authorship/3.0.0",
+  "git_ai_version": "1.6.14",
+  "base_commit_sha": "21953b8934bfa34c834c0034715da470d7eb15e8",
+  "prompts": {},
+  "sessions": {
+    "s_f8414d52051f83": {
+      "agent_id": {
+        "tool": "codex",
+        "id": "019f73c1-cded-7c63-bb8b-3b3c3e5de67d",
+        "model": "gpt-5.6-sol"
+      },
+      "human_author": "Nick Sweeting <git@sweeting.me>"
+    }
+  }
+}
\ No newline at end of file