Why: Backend main advanced through new process-event and skills PRs after the original component approval, so the changed candidate needs impact-bound retesting and human review.
Evidence: Tool-written receipts cover red/green auth-off replay, exact-head SQLite and PG suites, independent two-Store PG replay, delta review and Gitea run 3190.
Impact: Backend PR #198 remains draft; affected Stage 7 approval, merge, trusted tag and RDM formal pin remain pending.
Refs: IAM U3; Backend PR #198; policy/delivery.md Stage 7
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