{"_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_138ce4833964cd0cc4da0f064304b77b1fd08307cdfd65f19ca860cfca337ea2","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_138ce4833964cd0cc4da0f064304b77b1fd08307cdfd65f19ca860cfca337ea2","axiom_type":"AX.ABS","body":{"absence_streak_days":78,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":78,"evidence":{},"first_seen":"2026-02-04T06:00:00.575168Z","last_seen":"2026-04-23T08:00:07.638927Z","merkle_root":"0c6185a0555625cb7e4c111daa9f0f84c994714aab1ed52f6568ea8356e3b717","observation_count":38,"observation_type":"absence","observed_at":"2026-04-18T09:00:02Z","receipt_hash":"sha256:8712d9879a8ea433c80c9f3c8762b8d07484e430b4f9fb3c8d5a4b75270a8b54","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"NEGATIVE","issued_at":"2026-04-18T09:00:02Z","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":"ed25519:888120dee4810bdc39043bc101341218cb8586fbef2450661e05735f1ad9269862eaf6b75c4202bc405c26e9ed53df3ed45d9ab81828ada6758cbd62b4f13e0a","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"pparasurama/raceBERT-ethnicity"},"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":"cb443958eb041ef3e7772224d88a83c4056797c8af098e4f33aa244ab1e7409a","leaf_index":26460,"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":"fa3c6f45aee90e5376070ea518d38e3da0de2a2fa6e72c9be99dafb885013bc1","side":"right"},{"sibling":"987fdb8147215fad24e1575575d206c3b17bd49c719661545176d620389e8142","side":"right"},{"sibling":"f0483cd0b4cc6ebb7aef5573f093f16926c4b9db1bf9c15f9e6fe45ba75ad98f","side":"left"},{"sibling":"6802b8042ba12d8346f87810ffe21a3b5cb861438c9f36f8bd2b419d097c7934","side":"left"},{"sibling":"fa6a7bac751790f23c23624f6647e9ddee1e8ab37f8358f6429572fbd6636df8","side":"left"},{"sibling":"2d18374095693163e030dbef8abb89f38e64e11a233c20815ad279c8e9691eec","side":"right"},{"sibling":"b4652585859b45f99526c3eb73643915ce228dcacf9e237f05805369df51e15d","side":"left"},{"sibling":"fb8430d7425e6a4b20f77040c0133534a7b6e47b797b36797568440b284a71b3","side":"right"},{"sibling":"f29bd240015c3007d40c17f3abb59b9d179ab4725b86e130178f81157c82db57","side":"left"},{"sibling":"e0f759591243bd294e5f4637edaa765661cfb68d88aa139a296d24a65c892cff","side":"left"},{"sibling":"a4a4cb23fa36276d7405541f4f1f8c5d2fb1dae4530f901fc715582a8d16f3b9","side":"left"},{"sibling":"adb8d15e41f37d96566edf8af2f1723380ed4ad72fdbd1a4c64aa4618ba028e4","side":"right"},{"sibling":"db5486e834586a34fb3b29e2475939225c81370af2bcef6c25d0123cf2760b07","side":"right"},{"sibling":"0e2aad2ff6c1a1a07420893862ebd4c79652af914d16b0743c0011c954e61254","side":"left"},{"sibling":"91a4a35afb5dec86e273f4bc6b5c4ef9c235470a7f085dd00863cf2a49e61d64","side":"left"},{"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_138ce4833964cd0cc4da0f064304b77b1fd08307cdfd65f19ca860cfca337ea2"}}