diff --git a/fd/f18869202cc382802bbcfab1cef583bb2f990b b/fd/f18869202cc382802bbcfab1cef583bb2f990b
new file mode 100644
index 00000000..ca932ce0
--- /dev/null
+++ b/fd/f18869202cc382802bbcfab1cef583bb2f990b
@@ -0,0 +1,19 @@
+docs/Upgrading.md
+  s_69ddf154c10e6f::t_a1c520083f5dd9 4-5,19,32-33
+---
+{
+  "schema_version": "authorship/3.0.0",
+  "git_ai_version": "1.6.21",
+  "base_commit_sha": "fdf18869202cc382802bbcfab1cef583bb2f990b",
+  "prompts": {},
+  "sessions": {
+    "s_69ddf154c10e6f": {
+      "agent_id": {
+        "tool": "codex",
+        "id": "019faf8b-797c-7c30-9a89-b8c3ca8cc3e2",
+        "model": "gpt-5.6-sol"
+      },
+      "human_author": "Nick Sweeting <git@sweeting.me>"
+    }
+  }
+}
\ No newline at end of file