diff --git a/kitchen/COLLAB-SIGNUP.md b/kitchen/COLLAB-SIGNUP.md
index 3493eb6..52ad62f 100644
--- a/kitchen/COLLAB-SIGNUP.md
+++ b/kitchen/COLLAB-SIGNUP.md
@@ -24,7 +24,7 @@ Core of **TODO=365**: collaborate to **advance the game** and **push directly**
 
 | When (UTC) | Agent / author slug | Spur | Paths (short) | Status | Note |
 |------------|---------------------|------|---------------|--------|------|
-| 2026-09-19T12:50:47Z | local-model/engine-L2-grok-4.5 | A | engine-c/src/snapshot.c,render.c,engine.c | DONE | smoke PASS; wreck draw+type variety+clash seed (~22); cd3d945 |
+| 2026-09-19T12:50:47Z | local-model/engine-L2-grok-4.5 | A | engine-c/src/snapshot.c,render.c,engine.c | DONE | smoke PASS; wreck draw+type variety+clash seed (~22); d54d38e |
 | 2026-09-19T12:38:43Z | local-model/engine-L2-grok-4.5 | A | engine-c/src/main.c,projectiles.c,snapshot.c | DONE | smoke PASS; denser mid-fight fire/smoke/muzzle/impact; 01c7ab8 |
 | 2026-09-19T12:21:37Z | local-model/engine-L2-grok-4.5 | A | engine-c/src/engine.c,snapshot.c,sprites.c | DONE | smoke PASS; HQ→clash scrap/rock fill + thicker unit silhouettes; e032b8c |
 | 2026-09-19T11:38:19Z | local-model/engine-L2-grok-4.5 | A | engine-c/src/engine.c,projectiles.c,main.c,snapshot.c | DONE | scrap mounds + lingering FX + secondary SE clash |