{"_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_d79e56362c4e23e4e5b37abb6ff14ad899976617726a45216d71422cd7e72652","bitcoin_anchor":{"bitcoin_attestations":[],"calendar_attestations":[],"ots_url":"","stamped_at":"","status":"pending_next_stamp"},"envelope":{"anchors":[{"chain":"crovia.axiom_graph","height":1784037673,"merkle_proof":"tpa_chain_h281126","root_at_anchor":"tpa_chain_h281126"}],"axiom_id":"axm_d79e56362c4e23e4e5b37abb6ff14ad899976617726a45216d71422cd7e72652","axiom_type":"AX.NEC","body":{"canon_version":"NEC-v1.0","observation_epoch":1784037673,"observations":[{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x4b591786348164d80c86b8336bd4872841f928305babbd52478a9fb2ad9872e7","commitment_y":"0xa5062349ba0106b44f98266d53f9c7cd7cf5bb0062089d354a2a995e6938b377","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":4,"jurisdictions_hint":["European Union AI Act","China Provisions on Generative AI","ISO/IEC 42001 AI Management System"],"necessity_id":"NEC#1","necessity_name":"Missing explicit data provenance","severity_label":"CRITICAL"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0xc09dab2a01f334aa7d765860e808f4495f3b0aba053ac184117ccc5432a5e02a","commitment_y":"0xcb79e7133e91882d88d209676bbd29ed2bb3bb31b03eacb45048dc56f5161ed","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":4,"jurisdictions_hint":["European Union AI Act","EU General Data Protection Regulation","California Consumer Privacy Act"],"necessity_id":"NEC#10","necessity_name":"Missing temporal validity and revocation metadata","severity_label":"HIGH"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0xfcafe12bccdf16cb8a552302d58166a68c071324f9826101dd5b842c81f9b717","commitment_y":"0x28beef709c250837875ac2b400eede74b49d682027f655afb5832b5b46dbf04f","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":3,"jurisdictions_hint":["European Union AI Act","United States FTC Act","OECD AI Principles"],"necessity_id":"NEC#11","necessity_name":"Missing known limitations documentation","severity_label":"HIGH"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0xa96feab64148ca3bb3a3c050b0e4bd59c56e4d24271d8f4cc8b925c4113ff3da","commitment_y":"0x8e195cfd54548a100beffa39bb2ef9a9746da9318e96638a2792c1493de1001c","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":4,"jurisdictions_hint":["European Union AI Act","EU General Data Protection Regulation","United States FTC Act"],"necessity_id":"NEC#12","necessity_name":"Missing bias and fairness assessment","severity_label":"CRITICAL"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x9d4da7a0c13a48c23305532590f94595056f13cde7b5e6eb2ea0e5ba4e60db8a","commitment_y":"0x75e156ee910e88b275d488b8392e0de267bc56c0b60e39d4ceec2353d6b63d67","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":true,"necessity_id":"NEC#13","necessity_name":"Missing accountable entity","severity_label":"CRITICAL"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x6992148d8d2bc279d28f5544b2f7766ecf46ae2b751f6f0a77100e9a64d8ad37","commitment_y":"0x8eb572966a95fb1e813374ad6ef50e36e30c1e6c703a00521485e71c1f43dbc9","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":2,"jurisdictions_hint":["European Union AI Act","ISO/IEC 42001 AI Management System"],"necessity_id":"NEC#14","necessity_name":"Missing data preprocessing documentation","severity_label":"MODERATE"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x5fd7e19c66f16c1b23c58e66b630500e67a731b946e85547af80538c8456a9fb","commitment_y":"0x86aef61a175af4c4893c1f6d4f8ff52579eb87dc456a8ed191ec51cc85a5efc5","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":true,"necessity_id":"NEC#15","necessity_name":"Missing multilingual capability scope","severity_label":"LOW"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x26f672798bde5cfd426510b9e37fccf040d7463ffdb006b3f56f1118eaf0da0b","commitment_y":"0x1230810f71eaf4a13e75bfe422e2fdfbc5aa7727447744f2362aff5e85058cec","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":3,"jurisdictions_hint":["European Union AI Act","ISO/IEC 42001 AI Management System","United Kingdom AI Regulation"],"necessity_id":"NEC#16","necessity_name":"Missing security vulnerability assessment","severity_label":"HIGH"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x90e343b43c76055ff2086ebbbe0b4acdd6e7d4f4230187bc5b577ddfe7d1308f","commitment_y":"0x6911d2bee692a8ac9e17830dd6406cf6ad7f1880060f10c7c8569d386e1f81c9","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":2,"jurisdictions_hint":["European Union AI Act","ISO/IEC 42001 AI Management System"],"necessity_id":"NEC#17","necessity_name":"Missing deployment and integration guidelines","severity_label":"MODERATE"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0xe929b805da8e67d4237c07cc4296e24d2ed1a8a20dfcf992915e34be6188268b","commitment_y":"0xf8398241fdb4427eb4986b20864b323a4b86f08dd41fdec51c6cea5f27e56676","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":3,"jurisdictions_hint":["European Union AI Act","China Provisions on Generative AI","United Kingdom AI Regulation"],"necessity_id":"NEC#18","necessity_name":"Missing incident reporting mechanism","severity_label":"HIGH"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0xff6e00924548ff04dcad31a9e30e68fcde3d0988f5e3cd921b9af741c80088e4","commitment_y":"0x4ef8a4ea18b683cb6337ac4ec1b61df4238485e884887c025833e59237515ed8","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":2,"jurisdictions_hint":["European Union AI Act","ISO/IEC 42001 AI Management System"],"necessity_id":"NEC#19","necessity_name":"Missing version history and changelog","severity_label":"LOW"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x32f47b1cdc18885cc3cc8d8c2890e1baa2b08ac70fed29041cf1eb3117e6bdee","commitment_y":"0x23931b3e7a419faf155d3468a9eef7983dc0ee98a37bab7c0419f862d9f2ec33","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":true,"necessity_id":"NEC#2","necessity_name":"Missing explicit license attribution","severity_label":"CRITICAL"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x2762141ed8e1effdddc65b545281bd9da9916f0460286840dfed4b2f4e03deeb","commitment_y":"0x6134afc536f9c4069910182b44e82fbe3000dd3f92584b4f4842cd7a41c063b","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":3,"jurisdictions_hint":["European Union AI Act","EU General Data Protection Regulation","OECD AI Principles"],"necessity_id":"NEC#20","necessity_name":"Missing downstream impact assessment","severity_label":"HIGH"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x19a61509240785bae3551dd26f970e03d6e84be5416c0ab5fc246401799ae242","commitment_y":"0xc49a87f001287392e4c36f91d1c21e6d308cc2d48fbc2220cbe11cae765ed9da","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":3,"jurisdictions_hint":["European Union AI Act","China Provisions on Generative AI","OECD AI Principles"],"necessity_id":"NEC#3","necessity_name":"Missing model architecture disclosure","severity_label":"HIGH"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x1a02bf7629670389bd35e97449e9476c12e5f46dab5a44f3df0e5e83be23966a","commitment_y":"0x40105efb1e9aa5f942b6b587b598b1334879ab05a7f4c9f094b67cc795bd34bd","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":3,"jurisdictions_hint":["European Union AI Act","ISO/IEC 42001 AI Management System","OECD AI Principles"],"necessity_id":"NEC#4","necessity_name":"Missing training methodology documentation","severity_label":"HIGH"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0xff8d0ee9815b9480aefd8240451af3d475d20928acc10c67cae6c056002c9252","commitment_y":"0x34ffb0bbe39606f1e16c4d0545c77f180523ec4d1b718801b649f56a2cd4fd24","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":3,"jurisdictions_hint":["European Union AI Act","United States FTC Act","ISO/IEC 42001 AI Management System"],"necessity_id":"NEC#5","necessity_name":"Missing evaluation and benchmark results","severity_label":"MODERATE"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x63960cba4d249ae845b4c63d0d05dfb662f7dd3db218e62d06e7ddd683e666d1","commitment_y":"0x22a759fb7aa2e6627fc06b84a3928a1e588f36adc3dbd15a7112e5135281f1ab","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":4,"jurisdictions_hint":["European Union AI Act","China Provisions on Generative AI","United Kingdom AI Regulation"],"necessity_id":"NEC#6","necessity_name":"Missing safety and risk evaluation","severity_label":"CRITICAL"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x4ebfeb2014ea8bf0d54d450f3e8e27eb0a0d4f56560f4a198998752a0276bbae","commitment_y":"0x125f1f35fbbfd072efc9bbb3d6946b5a2b44b5e8217fe2c8899cbb35c2dbf084","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":3,"jurisdictions_hint":["European Union AI Act","United States FTC Act","OECD AI Principles"],"necessity_id":"NEC#7","necessity_name":"Missing usage scope declaration","severity_label":"HIGH"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x66b0f9a33e8156120685d6b7a78c13ae8580f1ebb9b0152640391ca176b4ae8a","commitment_y":"0x6d5c943378cb1217fa906bc88fa99e06b82dd1d001a9498ee170c80de741c44b","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":2,"jurisdictions_hint":["European Union AI Act","ISO/IEC 42001 AI Management System"],"necessity_id":"NEC#8","necessity_name":"Missing environmental impact disclosure","severity_label":"MODERATE"},{"blinding_factor_hex":"[REDACTED — Crovia PRO]","canonical_input":"[REDACTED — Crovia PRO]","commitment_x":"0x85dbddd1b478c7309a3c2e412b0c9b1d4b1f760395151eafed62915a70656e49","commitment_y":"0xb54b5fbe0d02fa31456d7743de6772bea69be1ef9bd8304acc4be1486f102882","committed_value_hex":"[REDACTED — Crovia PRO]","is_present":false,"jurisdictions_affected":4,"jurisdictions_hint":["European Union AI Act","China Provisions on Generative AI","United Kingdom AI Regulation"],"necessity_id":"NEC#9","necessity_name":"Missing human oversight mechanism","severity_label":"CRITICAL"}],"observed_at":"2026-07-14T14:01:13Z","receipt_hash":"312930159cc038c4d4df07e215a7084575d7a5ba58132016222efe322a3c7136","tier":"OPEN","tpa_id":"TPA-adc4796e207378f8d6f2f403","version":"1.0.0"},"confidence":{"method":"deterministic"},"decision":"POSITIVE","issued_at":"2026-07-14T14:01:13Z","notes":"TPA TPA-adc4796e207378f8d6f2f403 retrofitted from Crovia TPA chain","object":{"captured_by":"crovia.tpa.canon_nec","primary_source_url":"https://registry.croviatrust.com/api/tpa/TPA-adc4796e207378f8d6f2f403"},"predecessors":[],"schema":"crovia.axiom.v1","signature":"ed25519:ad98db47dd7d2d91d7c427a4a19fe68d48e4f27680bc7db6db3228f983955cc3e499d7c2b4f61e68b869d1237ee1f62dcd62a89927baba13af174be168f8f30e","signer":"crovia.substrate","subject":{"source_collector":"tpa_v1","target_id":"IAMJB/chexpert-mimic-cxr-impression-baseline"},"tsa":{"authority":"crovia.substrate.bootstrap","rfc3161_token":"{\"kind\":\"crovia.bootstrap.tsa\",\"source_jsonl\":\"/var/www/registry/data/tpa_latest.json\",\"source_seal_merkle_root\":\"tpa_chain_h281126\",\"upgrade_path\":\"Sessione H \\u2014 OpenTimestamps weekly anchor\"}"},"zk_mode":"clear","zk_proof":null},"ledger":{"leaf_hash":"890cdc261c29a86cba49ba202fa1274d409938aafd6d8e33eab22c9131ccdb33","leaf_index":314557,"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":"d9ca41ec862b9f8e2295e078fbd9ae3ec6613b054328ba96e7aab4ed16a35cde","side":"left"},{"sibling":"aa6fa4917777fd96cc153d9e9752112a8b0bfe4c302bbb8046d91b6373f77082","side":"right"},{"sibling":"8f3c6c526427d75fa3f3c376bacd509da5a82766a5f8251a2a292eff7d68a180","side":"left"},{"sibling":"d8674d8e7fd041af3818189e31f2e9c4ba4ee15404d378c0ab4b711b4fb41756","side":"left"},{"sibling":"6ee54c12989edaff95b84ab6ab40817aef77e2cf0e4b5e8b0f531f8e5dd66de2","side":"left"},{"sibling":"4b7e7a435bf1cb7f0753af8887c401b15220ea667b88347ceca2993899d957c7","side":"left"},{"sibling":"c3e5738cde40264b2c3f4519892756e19c3386c74262e4b5e69727c21642a84e","side":"right"},{"sibling":"96cadac7d69763aa6d6e9ece5ff8874e051bcd8f74e772852e3e888efa2797a8","side":"left"},{"sibling":"afdf341354091d71ef04d1895b436981911db1f7bc6d881feb663de7f20d3847","side":"right"},{"sibling":"f2bf6f7b863aa375fb6e86ea09fad2658d092a3723ff9eda75e78e4960fb7b97","side":"right"},{"sibling":"c337fbbcd9e8c1534989bc28fa6d039dd7f841da71812a917782d78c8d15cd11","side":"left"},{"sibling":"035ed3338f1aa9f5bba6dd165af0b08bb71d11068947170e98fb3b7d143bf599","side":"left"},{"sibling":"f1f953edf83eec4f7447a34a7756db1567e6d745d639c4821135557129116ca0","side":"right"},{"sibling":"7d9b2bef3c940c7b2e47529073d036b1aee8b98c8e351587435a463d109ba2e4","side":"right"},{"sibling":"f302542c38ba7c3aab7c9280dd60259ecec777dca6e6f71b6f0729b0b8791b72","side":"left"},{"sibling":"d8b9143917b539c543cf4448cec00131f8b807bd8004979c54ebe09798748c66","side":"left"},{"sibling":"d63bb19789e17069d999e8870aa863a333c84b2d4a9975a1247643020d33f4c1","side":"right"},{"sibling":"c379dcfd17914c3afc2349e937e119ee82277330d6ad6fae1a0d987ba5e6758f","side":"right"},{"sibling":"1cecb7f447febd025aac272837c80de218aecc6485d2395a509b2a1f1b9c746e","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":314599,"merkle_root":"cc6188d7fc0af8a25b705a5f25af6a2d69d1009c5197aa24331481f6288dd2ec","public_key_hex":"cf742e26f75669dc673cb5c0786a1ae23ae8ca19c347317192ce40c28a7ff25c","run_id":"hourly_json_retrofit_20260714T143701Z","schema":"crovia.seal.v1","seal_family_version":"crovia-seal-family/1","seal_kind":"substrate_batch","sealed_at":"2026-07-14T14:38:25Z","sig_algorithm":"ed25519","signature":"9fe8d382cc5ac23143329aac487e89f1223eb44a3ed60f0f22cb94ef84bf9cddf51b701c77b1b2794f3d19bfc9a68306961a6a9725af4d7262ca0926b672eb0b","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_d79e56362c4e23e4e5b37abb6ff14ad899976617726a45216d71422cd7e72652"}}