diff --git a/.custodian-brief.md b/.custodian-brief.md
index 6d854ab..8234e73 100644
--- a/.custodian-brief.md
+++ b/.custodian-brief.md
@@ -2,16 +2,15 @@
 # Custodian Brief — the-custodian
 
 **Domain:** custodian  
-**Last synced:** 2026-05-19 16:30 UTC  
+**Last synced:** 2026-05-19 16:38 UTC  
 **State Hub:** http://127.0.0.1:8000 *(adjust if running on a remote machine)*
 
 ## Active Workstreams
 
 ### Activity-Core Daily Triage Runner Cutover
-Progress: 3/8 done  |  workstream_id: `d9d9a3ec-f736-4041-beac-bb92c7ad314e`
+Progress: 4/8 done  |  workstream_id: `d9d9a3ec-f736-4041-beac-bb92c7ad314e`
 
 **Open tasks:**
-- · T04 - Add Working-Memory And State Hub Progress Sinks  `04e56428`
 - · T05 - Update And Validate The Daily Triage ActivityDefinition  `0c6d54ec`
 - · T06 - Canary Cutover And Disable Codex Automation  `545162d7`
 - · T07 - Observability And Missed-Run Handling  `b977c721`