{"_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_8ac6da72f0f80bddb54b51fbf27268bdfcfaf4cfbee7873401fa76f3eaa538d7","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_8ac6da72f0f80bddb54b51fbf27268bdfcfaf4cfbee7873401fa76f3eaa538d7","axiom_type":"AX.ABS","body":{"absence_streak_days":98,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":98,"evidence":{},"first_seen":"2026-02-20T09:00:34.947586Z","last_seen":"2026-05-29T21:00:33.041997Z","merkle_root":"dbd1085217dab204cc4828a0242797cc5da307aefa3a2317710a138200eed3c0","observation_count":61,"observation_type":"absence","observed_at":"2026-05-23T03:01:03Z","receipt_hash":"sha256:4be2d487c6e1dc99bafc329c516dc278fe502f24fcce2d185b819c8ed03f9ca3","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"NEGATIVE","issued_at":"2026-05-23T03:01:03Z","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:ec66d00429876bc88ed79b35d94133a6d49abd3fa5cc171aed2f226368e6ad6ba4522d0a43e0d869802b0c1df69656b7e5882856723ff301546ac1a75fdc2d0e","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"DeepChem/ChemBERTa-77M-MTR"},"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":"58d1f66d30d70c4990e4d9ba21f4ad8a4aa43a0bfd7c5b1dcbc12e4c638e70d5","leaf_index":195388,"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":"58a6941b66ab6a24052139a6a52fd34461f4993b692754d453a0f82380bd0069","side":"right"},{"sibling":"f0ec166cb0030b31d60968c6d3ab04042ac787bd1c864ccaee5413befd15ff85","side":"right"},{"sibling":"485a5d58bb1417664c384d9edce79f4596e7c729b69d8b7ccac89dea4243dd82","side":"left"},{"sibling":"59dd0d9fc02ded981d182b73897aa394dcc3a1f8af6536503f3bd1f0147a5bac","side":"left"},{"sibling":"63314267ed0e194565a3f774fd7fd5a592ddac7d0cdc0ad5313387ee3fe49fa6","side":"left"},{"sibling":"63bc7f6f78796bd8b80a1e8138d6955987f3f67a192ecaab9eefcbca9d5510c0","side":"left"},{"sibling":"2c38f9e08bd8b97f073a4969949fb5dce86e576090dfac06e2a9d18be372d372","side":"right"},{"sibling":"d2c02f3af61e60e6a94a19bc4e3be477cd3b6f097f26f9ab5f9774078d17f89e","side":"right"},{"sibling":"ed19283297512384b39f78e40d4a30a9d5537052d3d4970b39d325f9f5f7d1cb","side":"left"},{"sibling":"72442acaceb9d3760de33d6fd795d83dc74882c9e44402da9972c2ce9563223b","side":"left"},{"sibling":"a727db3d8edaeec66d945af7c891bec5d67accaad0f48cffc756a84e1978c588","side":"right"},{"sibling":"852b12aa0e9b2743d10cd261feffc97d8d1e1a42e3b486ae85fe460e1b166e12","side":"left"},{"sibling":"05fdc9a3643b199fe5fd47ec60233aabe5acdc42b0e3568cd1a0c26045cb3096","side":"left"},{"sibling":"f1600782ea689fb7ddeed4405d41ba27b76758f1f51ccf3fcb53e928a41da945","side":"left"},{"sibling":"7263754cce83d4344a4e8e2b871ad9eb9c90bf3bc605db995cdaefd8006a3700","side":"left"},{"sibling":"5ea2f2dc9f046df723b6bd9932d61a9a3d80a76e79ce1b939b3d93ff79b5a91c","side":"left"},{"sibling":"8d7789979e38eb7f7b84702b30ab9db1d711aee8de7355713672fda69849f886","side":"right"},{"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_8ac6da72f0f80bddb54b51fbf27268bdfcfaf4cfbee7873401fa76f3eaa538d7"}}