{"_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_1600f8a6907f58d7ea455900569240dbf09562d8bf705ce7c0ee052cf3d13d55","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_1600f8a6907f58d7ea455900569240dbf09562d8bf705ce7c0ee052cf3d13d55","axiom_type":"AX.ABS","body":{"absence_streak_days":75,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":75,"evidence":{},"first_seen":"2026-02-09T12:00:01.095870Z","last_seen":"2026-04-25T16:00:09.200735Z","merkle_root":"0c6185a0555625cb7e4c111daa9f0f84c994714aab1ed52f6568ea8356e3b717","observation_count":62,"observation_type":"absence","observed_at":"2026-04-12T18:00:20Z","receipt_hash":"sha256:fc69d907a31af8fb5bbdd0e42239948d28bb6ede42db6e102f63451e6ad113bb","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"NEGATIVE","issued_at":"2026-04-12T18:00:20Z","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:cb7fac4cd6891b7d33c34827abcdb3d996215356808041b7109e17618740435f147f607e33cdca87cb6850a2fa6ef5180d95ca6ca8e345e4a92aee1d92473c01","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"autogluon/mitra-regressor"},"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":"09c770916fe20df128b7af1e472e050ccafc7a39a7ff32020c2c3b86ddbd43f0","leaf_index":45238,"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":"f1bd70174990284200e2ce415c27b254008750d1ea1efef89f36aee93505b66e","side":"right"},{"sibling":"cd5f974f337f689d01631b79e0d0b15a1c3f9ca2400372a306b88409fbd677a2","side":"left"},{"sibling":"ef8c3a8ae49e05b04f93f616025068bf1135da47d2c7c4e2a04d22739625bf22","side":"left"},{"sibling":"916e2ad93b05c90b1dd0838bb9c10f65f5d2fcdc148bdc5108603ba632c349a3","side":"right"},{"sibling":"9d8dcaccabef2266da56a692fa3f55f05d4560529a5e8cbfdbe0bb2fec19bb40","side":"left"},{"sibling":"46ec2cfb8c10c6a848a83b9895bcaefb65d3099f5f2d62648ba605a595c370cb","side":"left"},{"sibling":"82ec1b65978c0802d586589c4efdbb758cf38d0d78f00d3f1c82c514fbf3c9cd","side":"right"},{"sibling":"c1b2b2cbc4b15d7776baa2f24b58cddd9c7043f3775b365341ba9323d0d325ee","side":"left"},{"sibling":"5cd10213dbc6407cc56b47a184d7806c0a3969d6a84cd0a030707e54d1655e33","side":"right"},{"sibling":"677d11e76ab3962c4f4d67b5023b365bc395073c53c9126762c69d643829e9c2","side":"right"},{"sibling":"03d479a8b516e70622f8042ae0b71b7658b5a6175b92c076feec32af451f9779","side":"right"},{"sibling":"9ebd1119fca14075555e357c3e8d86ff5cee0134ae9dd3978576733ca2b6f541","side":"right"},{"sibling":"dee03b24529ca3e89241a766572c4a846d5a1f8b4a68a4f79b297c439596ec81","side":"left"},{"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_1600f8a6907f58d7ea455900569240dbf09562d8bf705ce7c0ee052cf3d13d55"}}