diff --git a/phases/shell-surface-pressure-load/index.json b/phases/shell-surface-pressure-load/index.json
index 4bfd3d4..2a8f4bd 100644
--- a/phases/shell-surface-pressure-load/index.json
+++ b/phases/shell-surface-pressure-load/index.json
@@ -45,7 +45,10 @@
     {
       "step": 6,
       "name": "compare-pressure-reference",
-      "status": "pending"
+      "status": "completed",
+      "started_at": "2026-09-01T15:48:52+0900",
+      "summary": "Added deterministic schema-1 pressure-reference comparison with exact artifact checks, U blocking/UR warning-only projection, and common-tolerance coverage.",
+      "completed_at": "2026-09-01T17:00:55+0900"
     },
     {
       "step": 7,