diff --git a/.custodian-brief.md b/.custodian-brief.md
index f199af4..df3f3f6 100644
--- a/.custodian-brief.md
+++ b/.custodian-brief.md
@@ -2,11 +2,19 @@
 # Custodian Brief — tmux-amq
 
 **Domain:** communication  
-**Last synced:** 2026-08-24 21:23 UTC  
+**Last synced:** 2026-08-24 21:41 UTC  
 **State Hub:** http://127.0.0.1:8000 *(adjust if running on a remote machine)*
 
 ## Active Workstreams
 
+### Experimental pushy input delivery mode
+Progress: 0/3 done  |  workplan_id: `6a6ec6f1-c704-5543-8879-6f6f7a09699c`
+
+**Open tasks:**
+- ► Add explicit endpoint modes  `ce704aaf`
+- · Submit safely framed input  `6b03d6fa`
+- · Prove and document the experiment  `3957a42a`
+
 ### Delivery reliability and practical integration evidence
 Progress: 1/4 done  |  workplan_id: `7961275b-8f1f-5827-b9fc-46b3ac35fb73`