{"_canonicalization":{"envelope_id":"axm_ + sha256(envelope minus {signature, axiom_id, anchors})","envelope_signature":"ed25519(envelope minus {signature, axiom_id})","json":"sort_keys=True, separators=(',',':'), ensure_ascii=False, allow_nan=False, utf-8","leaf_hash":"sha256(0x00 || canonical_json(envelope_full))","seal_signature":"ed25519(seal minus {signature, sig_algorithm})"},"axiom_id":"axm_2b1cbf0baa00fd2d511181490cbcf8423c361eceff18417e0ac6a67d97f94081","bitcoin_anchor":{"bitcoin_attestations":["bitcoin_block_949451"],"calendar_attestations":["https://finney.calendar.eternitywall.com","https://btc.calendar.catallaxy.com","https://alice.btc.calendar.opentimestamps.org","https://bob.btc.calendar.opentimestamps.org"],"ots_url":"/registry/data/substrate/anchors/77fc9c28fae777b81da5b495b3115474df6592dfac590333213d3bdf8b94a9b3.ots","stamped_at":"2026-05-15T03:00:03Z","status":"bitcoin"},"envelope":{"anchors":[{"chain":"crovia.axiom_graph","height":0,"merkle_proof":"8a816048982f72db5efa56390c8b06e8773946b1d3a25139820455629f6aa37d","root_at_anchor":"8a816048982f72db5efa56390c8b06e8773946b1d3a25139820455629f6aa37d"}],"axiom_id":"axm_2b1cbf0baa00fd2d511181490cbcf8423c361eceff18417e0ac6a67d97f94081","axiom_type":"AX.ABS","body":{"absence_streak_days":86,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":86,"evidence":{},"first_seen":"2026-01-30T18:00:01.665472Z","last_seen":"2026-04-27T03:00:26.483800Z","merkle_root":"0c6185a0555625cb7e4c111daa9f0f84c994714aab1ed52f6568ea8356e3b717","observation_count":57,"observation_type":"absence","observed_at":"2026-04-27T03:00:26Z","receipt_hash":"sha256:fd967c05443c0be49531b0c3b24eb97c4f32651849354e40ece12c47dd888612","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"NEGATIVE","issued_at":"2026-04-27T03:00:26Z","notes":"AX.ABS minted from collector record with observation_type=absence","object":{"captured_by":"autonomous_observer","primary_source_url":""},"predecessors":[],"schema":"crovia.axiom.v1","signature":"ed25519:7c4a2fac61391f8c02cae0f4c6e1c18cff56e390b4cba38e83430ab62503c6f2d484858fcd4febcb97529b460ff9f39ca3c75d9af8a03e10f21d78ff67688108","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"nvidia/PhysicalAI-Autonomous-Vehicles"},"tsa":{"authority":"crovia.substrate.bootstrap","rfc3161_token":"{\"kind\":\"crovia.bootstrap.tsa\",\"source_jsonl\":\"/opt/crovia/hf_datasets/global-ai-training-omissions/observations.jsonl\",\"source_seal_merkle_root\":\"8a816048982f72db5efa56390c8b06e8773946b1d3a25139820455629f6aa37d\",\"upgrade_path\":\"Sessione H \\u2014 OpenTimestamps weekly anchor\"}"},"zk_mode":"clear","zk_proof":null},"ledger":{"leaf_hash":"8979e3041192ddea95c305850c65d634f371994686d352cd10760e4de86858b4","leaf_index":10165,"ledger_path":"/opt/crovia/substrate/axiom_ledger.jsonl"},"merkle_proof":{"hash_alg":"sha256","leaf_prefix":"0x00","node_prefix":"0x01","odd_leaf_rule":"duplicate_last","path":[{"sibling":"c0a79cb33874b20e2f032954757d12a70bdc635e6640f57e42c87b0e5ab57e6b","side":"left"},{"sibling":"86e24b8bce8f3aa0f6743530dff85cd7eb18a880ef04b4717a5854446b6f48c3","side":"right"},{"sibling":"bff23fd0bcc84de92df2b0746222ffa53deb4a49e596b62731c59e4df8671e2c","side":"left"},{"sibling":"1d696c5d91f04c1d27aae8a28c7a7b86ed29b5c786790eb3de0ea5562f7d7fbb","side":"right"},{"sibling":"64ebcd0e80aff23f440675a3a83edca753ce1c09b36723cae5f5617d49148cc6","side":"left"},{"sibling":"c86186246cf34843658c6014c001e12eb15ef87d2c33e802811f68c8f2e0db83","side":"left"},{"sibling":"e4ea7936cff00f8b7dc9e813f7fa5ffc812aca7b128bd5fdca0a5b275edc7f44","side":"right"},{"sibling":"498d1c15c6d85a1ae2b0ef7c554dc6e6731ba73b13c448a7797f6fb53edd0e15","side":"left"},{"sibling":"a8fa6cfd814c6588c3946cf44d4a88024d4d710dcac9ea46662f6821443b6615","side":"left"},{"sibling":"8465ad9c65441f4992e9e097a4f579d031ba6ca9e62f0ede3dc158f82d700555","side":"left"},{"sibling":"0769a4f3434b63e85d8496093ef85d3f28dd2177c75700fbece5cd9d35cb2f3d","side":"left"},{"sibling":"9d05279fd07b5c334cd9ff90cdf5ef9a85cce21b899f43bfec416afc9b578f6a","side":"right"},{"sibling":"42d591310dae3794c4f028f6b1b36925afa98672990c338f31954fb206262e59","side":"right"},{"sibling":"1eb4911752c79332bfbcc6779c1cc8006060c5901d47455ef7f8e5b24674f916","side":"left"},{"sibling":"6851cc5038d4bb734cf48506a6e1655137e1f089817a44d9732da91812c537ad","side":"right"},{"sibling":"b2c325206b89124ba24d2e31ea7d540b6b4614663ea96edf7c615e7cab2d5bf1","side":"right"},{"sibling":"cc0e8d14567fc276aaffc2d1dc980dc8c5f78207f8e67d1a44382c24dfe0c665","side":"right"},{"sibling":"98fc57dfef8873b512edc8340f7181df57302bb96777625e072235c62d7c5895","side":"right"}]},"schema":"crovia.axiom_proof.v1","seal":{"first_collector_run_id":"","first_receipt_hash":"","jsonl_path":"/opt/crovia/substrate/axiom_ledger.jsonl","key_id":"430895f101d38164","last_collector_run_id":"","last_receipt_hash":"","leaf_count":134292,"merkle_root":"77fc9c28fae777b81da5b495b3115474df6592dfac590333213d3bdf8b94a9b3","public_key_hex":"cf742e26f75669dc673cb5c0786a1ae23ae8ca19c347317192ce40c28a7ff25c","run_id":"hourly_json_retrofit_20260515T023701Z","schema":"crovia.seal.v1","seal_family_version":"crovia-seal-family/1","seal_kind":"substrate_batch","sealed_at":"2026-05-15T02:37:25Z","sig_algorithm":"ed25519","signature":"68107a834b00b24f5d4501e5ec727445311f132a486567ecc4c72a4e6dff24c8c21f2de3105293353ba5fdbe370d032819af6aa70f694e2e39b6af6737507009","signer_version":"1.1.0"},"trust_root":{"key_id":"430895f101d38164","public_key_hex":"cf742e26f75669dc673cb5c0786a1ae23ae8ca19c347317192ce40c28a7ff25c","signature_algorithm":"ed25519","url":"/registry/canon/TRUST_ROOT.md"},"verifier":{"spec":"/registry/canon/AXIOM_RECEIPT_v1.md","url":"/v/axm_2b1cbf0baa00fd2d511181490cbcf8423c361eceff18417e0ac6a67d97f94081"}}