{"_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_1aa30c5fe0e91de59cb9cc0051fc8cefb95d8094fee7c1f6f11353acb7b69d2d","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_1aa30c5fe0e91de59cb9cc0051fc8cefb95d8094fee7c1f6f11353acb7b69d2d","axiom_type":"AX.ABS","body":{"absence_streak_days":88,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":88,"evidence":{},"first_seen":"2026-01-27T19:22:57.999723Z","last_seen":"2026-04-26T14:00:53.808563Z","merkle_root":"0c6185a0555625cb7e4c111daa9f0f84c994714aab1ed52f6568ea8356e3b717","observation_count":50,"observation_type":"absence","observed_at":"2026-03-06T00:00:20Z","receipt_hash":"sha256:8d3f9faed6e69c7741503759bc5918e7a59ad80fc89539ff6accd4b2e1a54bc0","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"NEGATIVE","issued_at":"2026-03-06T00:00:20Z","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":"ed25519:52aecc05619c14364d3b834a477d9f38f401426779b84a601356400bf96ae2f82db78ec8e88275ec60cc55ab2f3454ec2fdc66bc74d5156279cd07b974243804","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"vectara/hallucination_evaluation_model"},"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":"baa09f36941b914ecde5047ddbd64363315e22d1e24f7de2923e0b1407edcd04","leaf_index":8757,"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":"911008a22485e1aa9d63cdda4bee2ce6811a85522b151d7b2b1bcdf738685b1d","side":"left"},{"sibling":"009a8e747e098c57b3e6da74e7f1f5425140973b8b52e1c2406805ee72a72f5d","side":"right"},{"sibling":"45d87ef9dfc3438d23f66c681addba5de518f61879cc2a5487c51ab1710434b5","side":"left"},{"sibling":"94f9e516c11e18f1f49c72bb22eda01ec2a06ddd00b8ba3694e4b76a6a0272b1","side":"right"},{"sibling":"93dcc4ac241034c713f694e064f5488725c6999ab060a8e4acbd37887ef91e38","side":"left"},{"sibling":"1cfa3982b925b8f769d2886eb2b3778cd7c636ebc4fef48a41a7e293dd60e479","side":"left"},{"sibling":"34d7aa0530a0ebf316b1fe94bc7f81b0efc197949f18a674b3c34dfcd0157112","side":"right"},{"sibling":"ddd6449baebe3822cc3025eaf4cacc6a908f107b2f53e0ac57496b689ebe0e1b","side":"right"},{"sibling":"ea08672776695fd90a0d315ca19390df1c27b335476d12c3042816e4674c0c44","side":"right"},{"sibling":"eeb09966f4aca99ea9c8e9e6438695ed2717b4899fd22780cec25ce464086924","side":"left"},{"sibling":"f89beaf977355c070c8fbe7ab3150a1fc05ebef9d8cf83333546fbeb39f26105","side":"right"},{"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_1aa30c5fe0e91de59cb9cc0051fc8cefb95d8094fee7c1f6f11353acb7b69d2d"}}