diff --git a/.custodian-brief.md b/.custodian-brief.md
index 3abd1a4..6d0a6b9 100644
--- a/.custodian-brief.md
+++ b/.custodian-brief.md
@@ -2,12 +2,13 @@
 # Custodian Brief — open-cmis-tck
 
 **Domain:** markitect  
-**Last synced:** 2026-05-12 19:23 UTC  
+**Last synced:** 2026-05-12 19:39 UTC  
 **State Hub:** http://127.0.0.1:8000 *(adjust if running on a remote machine)*
 
 ## Active Workstreams
 
-*(none — repo may need first-session setup)*
+### Live OpenCMIS TCK Execution And Capability Maturity
+Progress: 9/9 done  |  workstream_id: `da3f0d16-ba8e-4147-b0fc-ab3462e0b7b0`
 
 ---
 ## MCP Orientation (when available)