{"_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_ef2cc96e8eeb122ff0c1b04a86738793f3dac3a3f8d720bdff905e1059b1f3fa","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_ef2cc96e8eeb122ff0c1b04a86738793f3dac3a3f8d720bdff905e1059b1f3fa","axiom_type":"AX.ABS","body":{"absence_streak_days":4,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":4,"evidence":{},"first_seen":"2026-02-09T10:00:01.077139Z","last_seen":"2026-02-13T20:00:40.894081Z","merkle_root":"0c6185a0555625cb7e4c111daa9f0f84c994714aab1ed52f6568ea8356e3b717","observation_count":4,"observation_type":"absence","observed_at":"2026-02-09T10:00:01Z","receipt_hash":"sha256:e6ff1e5cde87cc4eb1627730c451f4688a6c5db03d2f41701f4c1e3f50b7ff53","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"NEGATIVE","issued_at":"2026-02-09T10:00:01Z","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":"ed25519:16e6784786ab0762e6d9180257098fe334cc8cfc180d42b4072ce7df024094731a667b6f6e013539c531cf968be2da9d5e92b8e3cde8969a8529ee8890afe008","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"zhu0110/SA-Med3D-140K"},"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":"c85829bdb2c5688dc69a2514ca44a28c01c09b5fe48065e50a46fb2f66891105","leaf_index":43400,"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":"3c48981b026acd216669cc7742cc46211f17817249359bbe4332af02bf4e5fba","side":"right"},{"sibling":"731ebb4542e3c98ad58c90993b0d95ed2ebd2c1bed44f8e6a99a9c56f8fe0faf","side":"right"},{"sibling":"c7844e245af374edf8614634fdefcdefc929fd71a802b34f35f9db2746ef5c01","side":"right"},{"sibling":"d262102b65e60e1af34a21e07880b49518092a18e866af62e5d51a13f01fa29f","side":"left"},{"sibling":"68388ada158a3f46c2c222af5fb1dae00dab394648b8477623ccd291ef3b3802","side":"right"},{"sibling":"475ea6fb844435e577303074410ff0e376b872382c8e69ff6f8ba7a210dd953c","side":"right"},{"sibling":"59f10b4ef42b1126e89e896e80d5d52592acca092c394b101b4d947e4a453775","side":"right"},{"sibling":"f041de289e0484f88e5d9b66a1488fa3cc866e377d43b00f61ec845c0215cc9c","side":"left"},{"sibling":"00a3bd58ca53927977dec901ce4ef2e073bbfc1bfa76b5942f37052c4b77d125","side":"left"},{"sibling":"2ebd031d9bebbe2348f1250ca5b89ed3de227e556ad2b9f5276ecdda97611413","side":"right"},{"sibling":"8a6d5c5bb7b74fec83153425a0df59a3626fa2ca1304b995072835ee31eab780","side":"right"},{"sibling":"928e9ddec03fbfe139127a2f193dd0d99d3b8a57c5bef8aa0b35b889cf6c7d07","side":"left"},{"sibling":"31641eef6deeec06340eaefe889d0e26ff2b575e43a34dca3c0940c0248566ce","side":"right"},{"sibling":"25289d03e893b72d748dfaf20aaec2f63ecdbfde1ec51024824a35e2e65687d3","side":"left"},{"sibling":"6db81cb4a03cf0693bdd56412ffb5c47e2b9cb864d1171d78dc428ce2e39d00a","side":"right"},{"sibling":"2e9e9a3fabea692612cc173a5f518a60aa26927766beeb271eaed677a45dc1b4","side":"left"},{"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_ef2cc96e8eeb122ff0c1b04a86738793f3dac3a3f8d720bdff905e1059b1f3fa"}}