diff --git a/phases/linear-static-mitc4-shell/index.json b/phases/linear-static-mitc4-shell/index.json
index ba7568b..43adebf 100644
--- a/phases/linear-static-mitc4-shell/index.json
+++ b/phases/linear-static-mitc4-shell/index.json
@@ -101,7 +101,10 @@
     {
       "step": 12,
       "name": "shell-linear-static-flow",
-      "status": "pending"
+      "status": "completed",
+      "summary": "RED prescribed-only shell flow failed free-residual normalization; GREEN added FLOW-001..004 lifecycle/CLI coverage and Kff/Kfc/Ff term-scale recovery normalization while preserving one factorization, singular failure, valid 0x0 solve, and validated writer commit; focused 10/10 and full CTest 135/135 passed.",
+      "started_at": "2026-08-12T21:42:14+0900",
+      "completed_at": "2026-08-12T21:54:14+0900"
     },
     {
       "step": 13,