{"_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_1ff98afa5022543d76f9e1d06e538c774c47b8897c78f92b71a904b0d189b784","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_1ff98afa5022543d76f9e1d06e538c774c47b8897c78f92b71a904b0d189b784","axiom_type":"AX.ABS","body":{"absence_streak_days":111,"collector_run_at":"","collector_run_id":"","collector_version":"","days_monitored":111,"evidence":{},"first_seen":"2026-02-08T23:00:00.887652Z","last_seen":"2026-05-30T23:01:15.615732Z","merkle_root":"dbd1085217dab204cc4828a0242797cc5da307aefa3a2317710a138200eed3c0","observation_count":74,"observation_type":"absence","observed_at":"2026-04-30T00:01:29Z","receipt_hash":"sha256:ad2c8bf94991ef3a7cef865d470214af29be8472120eafe06f079cd238139b23","registry_endpoint":"https://registry.croviatrust.com"},"confidence":{"method":"deterministic"},"decision":"NEGATIVE","issued_at":"2026-04-30T00:01:29Z","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:e80088d814432699996fda63c3591300f1cc2a97a8b361d62af15541075fb1cca0f559b09bc06d6464becf53610fd7ff73f8dc57f087c6d34a4d7df54ea92d0d","signer":"crovia.substrate","subject":{"source_collector":"autonomous_observer","target_id":"Helsinki-NLP/opus-mt-es-ca"},"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":"ba5c52deec0e9481cab34b9ff54c22f6f9080e7b2b772964075dca927a420078","leaf_index":175808,"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":"fb202f7d59142897c2861b6822bca4a65523f322a38a87082d7c7503244f20e0","side":"right"},{"sibling":"61de34691f9d729cdeca44cc8a52a866e122a6c627597adde6694b9706245a64","side":"right"},{"sibling":"d7be534e8398318df7f5e843b4b14f7911884050cae3360a1b9635446eefada9","side":"right"},{"sibling":"e2f21da650dad0599c03ce09df8260b91437f2141a7da952b984c92ca7804c83","side":"right"},{"sibling":"b4eb6eb04f71a321035a1a040b21b5c6295a6704fce741c1bf1e400096bfb689","side":"right"},{"sibling":"44e319e39ded29539d225f152876a2a147141739fd7215bb374c28d545da8a06","side":"right"},{"sibling":"933b2df016377c82512c3ad0e7bd74d62d6e46effe71bbd543e25fe69f68061b","side":"left"},{"sibling":"636af1a64a843ff8ebd8522f151a4f999335fb32d18c6923d8710bfae6779392","side":"left"},{"sibling":"78d1346858b2b42e5db5510d44904d00e22091403a0cc4011af174a2bdc359b8","side":"right"},{"sibling":"50f417b462d19a38b75d6574de3b8c1b630f6e13819ec512cb0b5c524832681c","side":"left"},{"sibling":"ddcdaaf764811408d4142c0d622d186ab834ad236f25c28b1c3da79b1d8b068e","side":"left"},{"sibling":"04b08514d45ff4772df291a0e7566b9868b7821fb6555fe012d6b7c984889491","side":"left"},{"sibling":"649b293429c49f69134ab6c34319b1d1bcc86de732609f20bc6ba09af21b60fd","side":"right"},{"sibling":"d206dac98f59b980c3a27b0f55d71af3c6feb7593f4b51c3e75645a6f0387f69","side":"left"},{"sibling":"0ce2afcd1cd99c513974951782e71b427eaf461bfeae7535f1d33e7959844b05","side":"right"},{"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_1ff98afa5022543d76f9e1d06e538c774c47b8897c78f92b71a904b0d189b784"}}