diff --git a/pr_cleanup_1452.md b/pr_cleanup_1452.md
new file mode 100644
index 00000000..be68a03b
--- /dev/null
+++ b/pr_cleanup_1452.md
@@ -0,0 +1,18 @@
+# PR Cleanup: Issue #1336 Duplicate PRs
+
+## Summary
+
+Resolved duplicate PR situation for issue #1336 (Fix merge conflict artifacts).
+
+## Actions Taken
+
+- **PR #1438** — Left open as canonical fix for #1336
+- **PR #1406** — Closed as duplicate (with explanatory comment)
+- **PR #1402** — Closed as duplicate (with explanatory comment)
+- **Issue #1336** — Updated with cleanup status comment
+
+## Result
+
+One canonical PR (#1438) remains open for review and merge.
+
+Refs #1452