diff --git a/.custodian-brief.md b/.custodian-brief.md
index af36143..9dc4679 100644
--- a/.custodian-brief.md
+++ b/.custodian-brief.md
@@ -2,18 +2,17 @@
 # Custodian Brief — ops-mason
 
 **Domain:** infotech  
-**Last synced:** 2026-10-09 13:53 UTC  
+**Last synced:** 2026-10-09 17:02 UTC  
 **State Hub:** http://127.0.0.1:8000 *(adjust if running on a remote machine)*
 
 ## Active Workstreams
 
 ### Materialize SecurityCases from their type, with acceptance as the only gate
-Progress: 1/4 done  |  workplan_id: `eabf2c39-94bd-5a11-8f2e-76d7a95d1583`
+Progress: 2/4 done  |  workplan_id: `eabf2c39-94bd-5a11-8f2e-76d7a95d1583`
 
 **Open tasks:**
 - ! T02 — Render a construction plan from a case  `56cea6be`
 - ! T03 — Build from an accepted case  `f6ad0d3c`
-- · T01 — Define the type's materialization section  `fd385537`
 
 ### Describe every stored credential so the store is navigable
 Progress: 2/4 done  |  workplan_id: `e5656747-a974-581a-a3d4-4e6bb7262f4c`