diff --git a/makers-collective-demo/0013/SESSION-0013.0-TRANSCRIPT-2026-07-08T15-54--INPROGRESS.md b/makers-collective-demo/0013/SESSION-0013.0-TRANSCRIPT-2026-07-08T15-54--INPROGRESS.md
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+++ b/makers-collective-demo/0013/SESSION-0013.0-TRANSCRIPT-2026-07-08T15-54--INPROGRESS.md
@@ -0,0 +1,26 @@
+# Session 0013.0 — Transcript
+
+> App: makers-collective-demo
+> Start: 2026-07-08T15-54 (PST)
+> Type: brainstorming
+> Posture: careful
+> Claude-Session: 21c699e6-648e-46db-8027-fdedb91c498e
+> Checkout: /Users/benstull/git/wiggleverse.org/wiggleverse/makers-collective-demo
+> Status: **PLACEHOLDER — claimed at session start; finalized at session end.**
+>
+> This file reserves session ID 0013 for makers-collective-demo. The driver replaces this
+> body with the full transcript and renames the file to its final
+> SESSION-0013.0-TRANSCRIPT-2026-07-08T15-54--<end>.md form at session end.
+
+## Launch prompt
+
+```
+Sort out Hearth spec open questions Q19 (participation bootstrap), Q20 (geography/location), Q21 (conditional alerts) from the marketfinder.us gap analysis — work them into spec decisions with prototype in lockstep
+
+```
+
+## 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/makers-collective-demo/sessions.json b/makers-collective-demo/sessions.json
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+++ b/makers-collective-demo/sessions.json
@@ -34,5 +34,8 @@
   },
   "0012": {
     "title": ""
+  },
+  "0013": {
+    "title": ""
   }
 }