diff --git a/agents/plan-git-harden-sh-design-spec-2153/events.log b/agents/plan-git-harden-sh-design-spec-2153/events.log
new file mode 100644
index 0000000..ef6dcda
--- /dev/null
+++ b/agents/plan-git-harden-sh-design-spec-2153/events.log
@@ -0,0 +1 @@
+{"agent_id":"plan-git-harden-sh-design-spec-2153","agent_seq":1,"timestamp":"2026-03-27T16:51:56.555466Z","event":{"type":"LockClaimed","issue_display_id":1}}
diff --git a/checkpoint/skew_warnings.json b/checkpoint/skew_warnings.json
new file mode 100644
index 0000000..0637a08
--- /dev/null
+++ b/checkpoint/skew_warnings.json
@@ -0,0 +1 @@
+[]
\ No newline at end of file
diff --git a/checkpoint/state.json b/checkpoint/state.json
new file mode 100644
index 0000000..d3d36fc
--- /dev/null
+++ b/checkpoint/state.json
@@ -0,0 +1,24 @@
+{
+  "next_display_id": 1,
+  "next_comment_id": 1,
+  "display_id_map": {},
+  "locks": {
+    "1": {
+      "agent_id": "plan-git-harden-sh-design-spec-2153",
+      "claimed_at": "2026-03-27T16:51:56.555466Z"
+    }
+  },
+  "issues": {},
+  "unsigned_event_warnings": [
+    {
+      "agent_id": "plan-git-harden-sh-design-spec-2153",
+      "agent_seq": 1,
+      "timestamp": "2026-03-27T16:51:56.555466Z"
+    }
+  ],
+  "watermark": {
+    "timestamp": "2026-03-27T16:51:56.555466Z",
+    "agent_id": "plan-git-harden-sh-design-spec-2153",
+    "agent_seq": 1
+  }
+}
\ No newline at end of file
diff --git a/locks/1.json b/locks/1.json
new file mode 100644
index 0000000..8f0a497
--- /dev/null
+++ b/locks/1.json
@@ -0,0 +1,5 @@
+{
+  "issue_id": 1,
+  "agent_id": "plan-git-harden-sh-design-spec-2153",
+  "claimed_at": "2026-03-27T16:51:56.555466Z"
+}
\ No newline at end of file