{"head":"sha256:1109c9fe3b18f6737bc90ec9a9db09c219d4d64247151e559cd8a89b3e611898","head_seq":30,"verified":false,"chain_status":"gaps-found","gap_count":1,"canonical_entries":47,"last_seal":"2026-09-07T18:23:25.589832Z","last_actor":"333-AGI","verified_at":"2026-09-11T04:45:16.608046Z","chain_staleness_hours":82.4,"violation_reasons":[],"public":true,"vault":"VAULT999","constitution":"F1–F13","falsification":{"how_to_falsify_001":"Record head_hash now. Alter any sealed record. Fetch /999/verify again — chain_status will show GAPS_FOUND and verified will be False. This breaks 999-CLAIM-001.","how_to_cross_verify":"Compare the head_hash returned by this endpoint with the head_hash returned independently by GET https://aaa.arif-fazil.com/api/seal-chain/head. Both endpoints read the same underlying seal chain (/root/.local/share/arifos/vault999/seal_chain_head.json) but are served by independent processes (arifOS :8088 vs AAA :3001). They must match within one seal cycle (seconds). A persistent mismatch means either endpoint is stale, the chain has diverged, or one host is being served cached/transitional data. Use ONLY the two live endpoints named in cross_verify_endpoint — never any embedded or rendered value on a web page, which is a display convenience and goes stale after the next seal.","cross_verify_endpoint":"https://aaa.arif-fazil.com/api/seal-chain/head","cross_verify_owner":"AAA cockpit (:3001)","companion":"https://arif-fazil.com/000/"},"_meta":{"failure_classes":{"CHAIN_BREAK":1},"corrupt_lines":0,"historical_entries":201,"ledger":"/root/.local/share/arifos/vault999/seal_chain.jsonl"}}