diff --git a/phases/nonlinear-static-newton-raphson/index.json b/phases/nonlinear-static-newton-raphson/index.json
index a13a3b6..3a4079d 100644
--- a/phases/nonlinear-static-newton-raphson/index.json
+++ b/phases/nonlinear-static-newton-raphson/index.json
@@ -101,7 +101,10 @@
     {
       "step": 12,
       "name": "execution-closure-and-evidence-docs",
-      "status": "pending"
+      "status": "completed",
+      "summary": "Collected fresh MSVC/CTest and nonlinear reference evidence, wrote Stage 6 reports, and synchronized directly superseded documentation contracts.",
+      "started_at": "2026-08-28T19:44:23+0900",
+      "completed_at": "2026-08-28T21:08:58+0900"
     }
   ],
   "created_at": "2026-08-24T01:41:01+0900"