diff --git a/docs/research/2026-09-01-overhaul/2026-09-04-s4-handoff.md b/docs/research/2026-09-01-overhaul/2026-09-04-s4-handoff.md
index 58371dbf..f2c3c964 100644
--- a/docs/research/2026-09-01-overhaul/2026-09-04-s4-handoff.md
+++ b/docs/research/2026-09-01-overhaul/2026-09-04-s4-handoff.md
@@ -2,8 +2,8 @@
 
 Clean state for a fresh session. Everything referenced is on disk under the
 Windows user `erikn`; a different Claude account on this machine reads it all.
-The one thing that does NOT survive a session switch is a running subagent —
-see §3 for how to find out what the chunk-2 fixer left behind.
+No subagent is running at hand-over: the chunk-2 fixer finished and committed
+(`cc8e5677a` in worktree `s4-c2-impl`); §3 is the exact state of chunk 2 and what is left on it.
 
 ## 0. Read order