diff --git a/kitchen/AGENT_LOG.md b/kitchen/AGENT_LOG.md
index f055f91..ee1ee97 100644
--- a/kitchen/AGENT_LOG.md
+++ b/kitchen/AGENT_LOG.md
@@ -1,5 +1,7 @@
 # AGENT_LOG — Pitchwell kitchen
 
+- **2026-09-19T17:23:05Z** · RELEASE Spur A @local-model/engine-L2-grok-4.5 · **DONE** — denser BT_POWER cooling/reactor/switchyard/steam silhouettes sprites↔snapshot; smoke PASS; 7333e95
+- **2026-09-19T17:18:54Z** · CLAIM Spur A @local-model/engine-L2-grok-4.5 · **DONE** — denser BT_POWER cooling/reactor/switchyard/steam silhouettes sprites↔snapshot; TODO365
 - **2026-09-19T17:17:46Z** · RELEASE Spur A @local-model/engine-L2-grok-4.5 · **DONE** — denser BT_REPAIR garage/lift/tool-rack/crane silhouettes sprites↔snapshot; smoke PASS; 96d9539
 - **2026-09-19T17:15:15Z** · CLAIM Spur A @local-model/engine-L2-grok-4.5 · **DONE** — denser BT_REPAIR garage/lift/tool-rack/crane silhouettes sprites↔snapshot; TODO365
 - **2026-09-19T17:12:40Z** · RELEASE Spur A @local-model/engine-L2-grok-4.5 · **DONE** — denser BT_REFINERY oil-field/derrick/tank silhouettes sprites↔snapshot; smoke PASS; 2afc89d
diff --git a/kitchen/COLLAB-SIGNUP.md b/kitchen/COLLAB-SIGNUP.md
index 7c7125f..2de96f4 100644
--- a/kitchen/COLLAB-SIGNUP.md
+++ b/kitchen/COLLAB-SIGNUP.md
@@ -24,6 +24,7 @@ Core of **TODO=365**: collaborate to **advance the game** and **push directly**
 
 | When (UTC) | Agent / author slug | Spur | Paths (short) | Status | Note |
 |------------|---------------------|------|---------------|--------|------|
+| 2026-09-19T17:18:54Z | local-model/engine-L2-grok-4.5 | A | engine-c/src/sprites.c,snapshot.c | DONE | smoke PASS; denser BT_POWER cooling/reactor/switchyard/steam silhouettes sprites↔snapshot; 7333e95 |
 | 2026-09-19T17:15:15Z | local-model/engine-L2-grok-4.5 | A | engine-c/src/sprites.c,snapshot.c | DONE | smoke PASS; denser BT_REPAIR garage/lift/tool-rack/crane silhouettes sprites↔snapshot; 96d9539 |
 | 2026-09-19T17:09:38Z | local-model/engine-L2-grok-4.5 | A | engine-c/src/sprites.c,snapshot.c | DONE | smoke PASS; denser BT_REFINERY oil-field/derrick/tank silhouettes sprites↔snapshot; 2afc89d |
 | 2026-09-19T17:05:27Z | local-model/engine-L2-grok-4.5 | A | engine-c/src/sprites.c,snapshot.c | DONE | smoke PASS; denser BT_TURRET berm/bunker/cupola/barrel silhouettes sprites↔snapshot; a0d5e3a |