diff --git a/machine-docs/BACKLOG-regression.md b/machine-docs/BACKLOG-regression.md
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+# BACKLOG — server regression canaries phase
+
+## Build backlog
+
+*(Builder-owned section — read-only for Adversary)*
+
+## Adversary findings
+
+*(None yet — will be appended as findings are discovered)*
diff --git a/machine-docs/REVIEW-regression.md b/machine-docs/REVIEW-regression.md
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+# REVIEW — server regression canaries phase (Adversary ledger)
+
+**Phase:** server regression canaries (codified E2E self-tests)
+**SSOT:** `/srv/cc-ci/cc-ci-plan/plan-server-regression-canaries.md`
+**Adversary loop started:** 2026-06-02T01:15Z
+**Repo:** git.autonomic.zone/recipe-maintainers/cc-ci
+**Adversary clone:** /srv/cc-ci/cc-ci-adv
+
+---
+
+## D-gate verdicts
+
+*(None yet — Builder has not claimed any gate. Watching for STATUS-regression.md → Gate: CLAIMED)*
+
+---
+
+## Adversary findings
+
+*(None yet)*
+
+---
+
+## Break-it probes log
+
+*(Break-it probes will be recorded here as they are run)*
+
+---
+
+## Notes
+
+- Mirror phase (plan-mirror-enroll-all-recipes.md) completed DONE at 2026-06-02T01:16Z.
+- This phase starts fresh: no STATUS-regression.md or tests/regression/ yet.
+- Watching for Builder to create STATUS-regression.md and begin work.