{"_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_ca9e239d7f5229e4d72523f1272a518bb26cda64c75d881800e59d0e51135814","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_ca9e239d7f5229e4d72523f1272a518bb26cda64c75d881800e59d0e51135814","axiom_type":"AX.ABS","body":{"absence_streak_days":76,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":76,"evidence":{},"first_seen":"2026-02-09T19:00:01.572526Z","last_seen":"2026-04-26T23:01:21.215139Z","merkle_root":"0c6185a0555625cb7e4c111daa9f0f84c994714aab1ed52f6568ea8356e3b717","observation_count":35,"observation_type":"absence","observed_at":"2026-03-27T05:00:58Z","receipt_hash":"sha256:3641abfc1e331c8616dfd791932a5ba01aa344c01c0bffb3014c4d6f1ed0926c","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"NEGATIVE","issued_at":"2026-03-27T05:00:58Z","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":"ed25519:42d1dba5b24199d6725ea41b1c984ccdf534eb0092efd47d89ed64a8eb81a2ce346f30838c723ffce8946a1ee6b8fc42aae12a74e92afa507c68e51ec524650a","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"allenai/longformer-base-4096"},"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":"846712659625a92f97eaf8e5d53aeb18d54adb14504e12cf853373391e12cb00","leaf_index":49344,"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":"fb49150ea16674b9fac2a1193a2ae49863f2016ab4415a9b6499341590067361","side":"right"},{"sibling":"5b59c8427879d785238e6b7d8b55c534c18583b9a1ffd20e073f20aeaa256e2b","side":"right"},{"sibling":"515750491bc12e34e09d45cf1659323c17c4530fb1eb7c79014f460dbf4421e8","side":"right"},{"sibling":"22177a31967707ed515006131c338ad5a43fec2f3ec60a8b0457af98befdc2a4","side":"right"},{"sibling":"91492f1c6b0f1f18fc1c9db1a2e1d415650400e82822a3a14483daba01242a6f","side":"right"},{"sibling":"78d355ed50441e91381ee5b7765e39adcabb56202b4081bb7d832968a4e4b59d","side":"right"},{"sibling":"8633588a44402901eca31f64d8714a209b378e74b540b9d83555f02e141fa18d","side":"left"},{"sibling":"ec1515890ab127081f578abb5e7cff39e5078b3850282d6a1ee0d1c3662e3ce7","side":"left"},{"sibling":"721be719b99328f88597991d9da8bad7edd9eb57e811fec27f964def095747af","side":"right"},{"sibling":"cc57ecfce3b79b1151fa793abd0af572fc6a3963a770d40b885c0370c2e85a50","side":"right"},{"sibling":"30ccd8388a667b3c598f56a141a68412b0304e218cf5bb46ed425c70f41a0912","side":"right"},{"sibling":"9cbe96f349a6f88ac296bc21694ffe5852d68abb6466be60a2d78bcd809c4505","side":"right"},{"sibling":"1a46733a17e732b001d7b6b84a63df496dedb224dc1752be482a3f72ee416627","side":"right"},{"sibling":"7fd0cf5e06b4ef1a9a6da7ca3c9e5430b36f17e3e0cb0e1aa2d02e51fcfa7a57","side":"right"},{"sibling":"50d3556abd7f90692eac8f747c0342878674c488daa447afd5df5b6609a1b279","side":"left"},{"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_ca9e239d7f5229e4d72523f1272a518bb26cda64c75d881800e59d0e51135814"}}