diff --git a/notes/pr-access-2672.md b/notes/pr-access-2672.md
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@@ -0,0 +1,14 @@
+# PR access attempt: https://github.com/MoganLab/mogan/pull/2672
+
+Attempted to fetch headers via curl. The request failed with a 403 (CONNECT tunnel failed).
+
+```
+$ curl -I -L https://github.com/MoganLab/mogan/pull/2672 | head -n 20
+curl: (56) CONNECT tunnel failed, response 403
+HTTP/1.1 403 Forbidden
+content-length: 9
+content-type: text/plain
+date: Wed, 28 Jan 2026 05:41:47 GMT
+server: envoy
+connection: close
+```