diff --git a/ecomm/0040/SESSION-0040.0-TRANSCRIPT-2026-06-15T13-06--INPROGRESS.md b/ecomm/0040/SESSION-0040.0-TRANSCRIPT-2026-06-15T13-06--INPROGRESS.md
new file mode 100644
index 0000000..46da854
--- /dev/null
+++ b/ecomm/0040/SESSION-0040.0-TRANSCRIPT-2026-06-15T13-06--INPROGRESS.md
@@ -0,0 +1,22 @@
+# Session 0040.0 — Transcript
+
+> App: ecomm
+> Start: 2026-06-15T13-06 (PST)
+> Type: planning-and-executing
+> Posture: yolo
+> Claude-Session: 59468e2a-0dc9-4d75-bdc2-a4b145588c6a
+> Status: **PLACEHOLDER — claimed at session start; finalized at session end.**
+>
+> This file reserves session ID 0040 for ecomm. The driver replaces this
+> body with the full transcript and renames the file to its final
+> SESSION-0040.0-TRANSCRIPT-2026-06-15T13-06--<end>.md form at session end.
+
+## Launch prompt
+
+_(launch prompt not captured at claim time)_
+
+## Deferred decisions
+
+_Autonomous-mode low-confidence calls the driver made and would have
+liked operator input on. Appended as the session runs; surfaced at
+finalize. Empty if none._
diff --git a/ecomm/sessions.json b/ecomm/sessions.json
index a8ca391..410814f 100644
--- a/ecomm/sessions.json
+++ b/ecomm/sessions.json
@@ -115,5 +115,8 @@
   },
   "0039": {
     "title": ""
+  },
+  "0040": {
+    "title": ""
   }
 }