{"_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_4e4582300bdab81fed910b145ddacc76ed8385f646ab867d5e37db200d47b3f2","bitcoin_anchor":{"bitcoin_attestations":[],"calendar_attestations":[],"ots_url":"","stamped_at":"","status":"pending_next_stamp"},"envelope":{"anchors":[{"chain":"crovia.axiom_graph","height":0,"merkle_proof":"8a816048982f72db5efa56390c8b06e8773946b1d3a25139820455629f6aa37d","root_at_anchor":"8a816048982f72db5efa56390c8b06e8773946b1d3a25139820455629f6aa37d"}],"axiom_id":"axm_4e4582300bdab81fed910b145ddacc76ed8385f646ab867d5e37db200d47b3f2","axiom_type":"AX.OBS","body":{"absence_streak_days":0,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":96,"evidence":{},"first_seen":"2026-02-23T17:00:11.380511Z","last_seen":"2026-05-31T01:00:15.454481Z","merkle_root":"dbd1085217dab204cc4828a0242797cc5da307aefa3a2317710a138200eed3c0","observation_count":56,"observation_type":"presence","observed_at":"2026-05-13T06:01:01Z","receipt_hash":"sha256:33240b789e23d346a94784a7602e837e3df2ae4c4c110adb9e631a5a10dd12ba","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"POSITIVE","issued_at":"2026-05-13T06:01:01Z","object":{"captured_by":"autonomous_observer","primary_source_url":""},"predecessors":[],"schema":"crovia.axiom.v1","signature":"ed25519:8e5b66e6b3ea78ef071d42b132bd419243d648b4710cfddc00d077e1a696a029c15807038fac6a6de1fc31ae0a1cda590efffbd3cca722443d6db17a96b75c03","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"OpenMed/OpenMed-NER-OncologyDetect-ModernMed-395M"},"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":"4813e0980912541aaa071bfa4dbbbd7b642c852e07f17dde3f77271e500f9c43","leaf_index":202682,"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":"2bcfd9fa092ac5f191355570bd5e86172641654b7e533363eb988f32a695bd90","side":"right"},{"sibling":"19ca204ec66ab84a736e9f42227752327469e67cbba6e53726e796dfdcd5ef1b","side":"left"},{"sibling":"4f151d631bbbd34298b29e56877a6db9abf88f0e406ab0c8e50dc99c1083d0a9","side":"right"},{"sibling":"f3f28fe4a74dcc9b828a3543b31106fbf9e6df6f4442cf2566766395e94b2ecf","side":"left"},{"sibling":"739284c8535be28f6bc7f89b52e41bef9bea0063ab6aa81a8bb97d10724fa3b8","side":"left"},{"sibling":"246a2d4fc1b5a77771c37ca595058fe97764bafc6a0d41b8e0505dc358f49112","side":"left"},{"sibling":"5bb0829e356337bd804790d6da9ef46b9e50a1e4583ca3b11eae5976ad313a06","side":"right"},{"sibling":"34c833c4a22d342a154e2a44485c68ea71adbde257ec597d975d77ecb4d74ef2","side":"left"},{"sibling":"b082440d4a2e50a0491ea1f0e55a17742130d6b62fdf24ff8ed473775e4ff72f","side":"left"},{"sibling":"4ec9362957c37d65e2421d2780a86a55a8f4fcfe6f5bd71e564e4adaf733a511","side":"left"},{"sibling":"c93fad698a1c463d01e4eaa14d9800a7235472633a9a73dc76e8fe2574b191d6","side":"left"},{"sibling":"7425808ff3d83b251d6f169e332384527d4e6853d87d32dfa7ca84184acfaa46","side":"right"},{"sibling":"1715a957725f308a94a8f50020a8355db31ec7241777aae8748aa5f0f40889ea","side":"left"},{"sibling":"f19f9cbe8e5a04d3d274e8be8f611602556cbd19a2f9e7c7afc798b815a226a0","side":"right"},{"sibling":"5d3d9b7b29b07dced290cc7a06c5b1db5df597baaf3236871a5c1ced6463aaeb","side":"right"},{"sibling":"1c40d18600737921292fee85528a9fffaf9e884a43500ea913306d8326cffeac","side":"right"},{"sibling":"c300cf0154c136afc09b1702a0be98f4ba5b6dc5cf57e8cc714ec1eaf4196eff","side":"left"},{"sibling":"d841ad93efda0869e5eb97678f348f03f5caab4353e05ff4bf18f47fb945b822","side":"left"}]},"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":204300,"merkle_root":"6504e34fd02d2abe97efe13b648586c36b6744934616d8b9864f387ec884ec66","public_key_hex":"cf742e26f75669dc673cb5c0786a1ae23ae8ca19c347317192ce40c28a7ff25c","run_id":"hourly_json_retrofit_20260601T153829Z","schema":"crovia.seal.v1","seal_family_version":"crovia-seal-family/1","seal_kind":"substrate_batch","sealed_at":"2026-06-01T16:09:32Z","sig_algorithm":"ed25519","signature":"7fdc403f3c179a8f64ffdde58e48fcd6fdf4e21de53bff0a7ee6d43e90a4244d782ff4bda8961e0ca286a66a2e7c3aaed63cd0679574b36e0453f5cc47eb4901","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_4e4582300bdab81fed910b145ddacc76ed8385f646ab867d5e37db200d47b3f2"}}