{"_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_526d4d3391c12398c2c137a919e762ea86fde76a8074b2c5f2ad587915fc0058","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_526d4d3391c12398c2c137a919e762ea86fde76a8074b2c5f2ad587915fc0058","axiom_type":"AX.ABS","body":{"absence_streak_days":83,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":83,"evidence":{},"first_seen":"2026-01-30T19:00:02.123138Z","last_seen":"2026-04-24T07:01:00.975340Z","merkle_root":"0c6185a0555625cb7e4c111daa9f0f84c994714aab1ed52f6568ea8356e3b717","observation_count":49,"observation_type":"absence","observed_at":"2026-02-17T08:01:08Z","receipt_hash":"sha256:cb31e4602bf876771afb2481359bb4e2bdc49db3e6c9d9b87fde92d39a6178a5","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"NEGATIVE","issued_at":"2026-02-17T08:01:08Z","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":"ed25519:72bc974ad3b5ee361ef1ebc4c0e84004d92b2af04f7d8aace3de5a855beef289d7bbfe928f102593f2efa5cb8865513ec4164a57189aaf61f13d21e2201d8609","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"ILSVRC/imagenet-1k"},"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":"7b37c2e0c05ecda12ac9be8968224c9310462d62c5c0288e1a9ca8fc088edd58","leaf_index":12493,"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":"afb5f4889d78277527d88d2065599dd2788ffe69dc88018e7f04197c06b3d6b9","side":"left"},{"sibling":"8b2646c9061f13beca21a563d76879c0aa282213d9122af66060ef678f84ad56","side":"right"},{"sibling":"1dc9ff32d3729bca099a27b8e1953b86e064e6ebf4257ca76dc2a953930fffec","side":"left"},{"sibling":"87a97662c3b2b79f3a9c5cd14f92bf9f9df0a287d5d51dbf1cbd4687d05ecec5","side":"left"},{"sibling":"8941cc84e0deea136f7204b9ad3dd34ff498a51afd8e501df03d0d40ba566607","side":"right"},{"sibling":"dd357469b571e58ec3b19540e654017f13cbb397498c0b9405f1f2392fe7968c","side":"right"},{"sibling":"b41f647815e9dd15785befb0f3b583fc8073ad562eed5952de51fec66524bd86","side":"left"},{"sibling":"224ba1002db3503a35ed73b202c04209a47b14c1e6ce45f1c20432670d359670","side":"left"},{"sibling":"fce9d85b7831cecfd972fa9cbd28782da516011a0385f3a67a6dae946e378e81","side":"right"},{"sibling":"f82c428525b26f2bbd29244d12b71c069d62c1eebde2c1e8d7ed7b3e2ac34859","side":"right"},{"sibling":"5e6124568a84c367d9e5ea4de4b58f9c988cfd69b255651081b31db0ff3aada2","side":"right"},{"sibling":"78bb8e3ebb27fbc67163f2b52c1f2c05f9b2bf8c0d23aa7c7baa8b0377708de1","side":"right"},{"sibling":"1c7d9a73eb6b82f5dece5bce1ab5858f7e3c47778da8feef08a89e98fa859285","side":"left"},{"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_526d4d3391c12398c2c137a919e762ea86fde76a8074b2c5f2ad587915fc0058"}}