ADR-018: substrate provenance register + cherry-pick procedure (OQ-11 resolved — Phase 1 question set closed)

docs/architecture/decisions/012-forked-substrate-design.md

@@ -240,7 +240,10 @@ owned, tested, contract-ahead fork on maintenance, not on novelty.
 - OQ-06 (`docs/architecture/open-questions.md`) — the resolved
   assessment this ADR follow-throughs; OQ-11 — the scaffold-time
   residue this ADR leaves (workspace wiring, register format,
-  cherry-pick procedure).
+  cherry-pick procedure) — since resolved:
+  [ADR-013](013-fold-substrate-into-sqlite.md) (item 1, dissolved)
+  and [ADR-018](018-provenance-register-and-cherry-picks.md) (items
+  2–3, the register and the procedure).
 
 [ADR-001]: 001-crate-split.md
 [ADR-003]: 003-sqlite-driver.md