{"_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_fc670431ee0639246d74eea6b5d508afb51201e390664c053bd895f34fa529f8","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_fc670431ee0639246d74eea6b5d508afb51201e390664c053bd895f34fa529f8","axiom_type":"AX.ABS","body":{"absence_streak_days":68,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":68,"evidence":{},"first_seen":"2026-02-09T01:00:00.937722Z","last_seen":"2026-04-18T18:00:28.376757Z","merkle_root":"0c6185a0555625cb7e4c111daa9f0f84c994714aab1ed52f6568ea8356e3b717","observation_count":41,"observation_type":"absence","observed_at":"2026-02-23T20:00:06Z","receipt_hash":"sha256:2acae2457f23d955b3706b1cb14e73298d979909e2b022b1ec4d05c29fb3def2","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"NEGATIVE","issued_at":"2026-02-23T20:00:06Z","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":"ed25519:76440e90031b7b485d42dae604e175bdaa575735e60ee9ddec23197ee6605f5f6ea83adad9e297ad4e8a94af10828175320c2f3a54e6e863375d781c0f73c40f","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"Rostlab/ProstT5_fp16"},"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":"4f5b63090a6697bab635b03c488283c581f47251b5ae98c29b8f880a634bc425","leaf_index":34504,"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":"6940a5c3539ec15c14cd8fa62c367b775c16f05c92dee3b296586bb2b657d9ef","side":"right"},{"sibling":"3e20b47aa6e2002acc8c4d78f65b1660f893353330cf51f869d8b29f65badd1e","side":"right"},{"sibling":"f739243bc17e20dee287818f2be995c2f726265c5cbd105b696cf640a96b0423","side":"right"},{"sibling":"037349e786604757e977e8f3c916900dd90186199cc000f99d8226a5f771c0a6","side":"left"},{"sibling":"bd681e1e48f23a365fb555787c99e7aa922c7f31c5300f42e2118b3959a6ec43","side":"right"},{"sibling":"e2c252394065d25e674fe590c42bfb4708111f7727591ff93e94c2db75101502","side":"right"},{"sibling":"d18c7ff861685748f6c667066c293b5a3a2ce9b78d899869bf57e1c1fdbacb0a","side":"left"},{"sibling":"6d0bb14b78339a8b31a8e73e997e633946b682aa51fb431de45998b84897df20","side":"left"},{"sibling":"3d1f04ab80830b99345ef7f8526b23b4d6e3280073c378079354aa32baab0aa9","side":"right"},{"sibling":"c5c39cc9a67b1a4a075e41863f591b38dbe7eb18fad7b0ce172bd126e7f844e7","side":"left"},{"sibling":"5c19e76a443aa1fb49b7ff66181ae7252f2f0d06f6f15f307af1eb76b485fbbe","side":"left"},{"sibling":"46b7971b96f12646e9bb65e5e35dd54584e1307bb5c2b997da66473ecdbda36b","side":"right"},{"sibling":"327fb081580ac2a3a6b9c61d5fe9b6f41bef07d98dfdf29e886a80df356a8c2e","side":"right"},{"sibling":"bfb5015480f171446b0ef8fb858037477d0b54a071b7b7f61297fe98c81d9dbc","side":"right"},{"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_fc670431ee0639246d74eea6b5d508afb51201e390664c053bd895f34fa529f8"}}