{"_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_8cf81871100a80329e91d2882e590c132630ce61908e8bcaf03e2d654bfd0e06","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":"spider_vendor_press_v1","root_at_anchor":"spider_vendor_press_v1"}],"axiom_id":"axm_8cf81871100a80329e91d2882e590c132630ce61908e8bcaf03e2d654bfd0e06","axiom_type":"AX.OBS","body":{"axiom_subtype":"news.vendor_press.v1","category":"news","fingerprint":"bd3d05e2d480fcbf3b66cd43fa4120b4cc10ca3db0f7a08ad5fe600a54d70c86","published":"Mon, 12 Jun 2023 00:00:00 GMT","receipt_hash":"bd3d05e2d480fcbf3b66cd43fa4120b4cc10ca3db0f7a08ad5fe600a54d70c86","schema":"spider.news.vendor_press.v1","spider":"vendor_press","spider_record":{"axiom_subtype":"news.vendor_press.v1","category":"news","decision_hint":"POSITIVE","envelope_target":"AX.OBS","fingerprint":"bd3d05e2d480fcbf3b66cd43fa4120b4cc10ca3db0f7a08ad5fe600a54d70c86","observed_at":"2026-05-03T15:11:24.659906Z","parent_run_hash":null,"published":"Mon, 12 Jun 2023 00:00:00 GMT","runtime_version":"0.1.0","schema":"spider.news.vendor_press.v1","source_status":200,"source_url":"https://huggingface.co/blog/feed.xml","spider":"vendor_press","summary_excerpt":"","title":"The Hugging Face Hub for Galleries, Libraries, Archives and Museums","url":"https://huggingface.co/blog/hf-hub-glam-guide","vendor":"huggingface"},"title":"The Hugging Face Hub for Galleries, Libraries, Archives and Museums","vendor":"huggingface"},"confidence":{"method":"deterministic"},"decision":"POSITIVE","issued_at":"2026-05-03T15:11:24Z","notes":"Spider vendor_press (news) news.vendor_press.v1","object":{"captured_by":"crovia.spider.vendor_press","primary_source_url":"https://huggingface.co/blog/hf-hub-glam-guide"},"predecessors":[],"schema":"crovia.axiom.v1","signature":"ed25519:a8cd412fda1a6c2d080658dd76820875e5a00b2398116278ab98d13190c37cfcdd124ff40ec0878944579bd6a799e6554b8840675d339a8675ee9a7b21d53a00","signer":"crovia.substrate","subject":{"observed_at":"2026-05-03T15:11:24Z","source_collector":"spider:vendor_press","target_id":"https://huggingface.co/blog/hf-hub-glam-guide"},"tsa":{"authority":"crovia.substrate.bootstrap","rfc3161_token":"{\"kind\":\"crovia.bootstrap.tsa\",\"source_jsonl\":\"/opt/crovia/spider/data/news/vendor_press_v1.jsonl\",\"source_seal_merkle_root\":\"spider_vendor_press_v1\",\"upgrade_path\":\"Sessione H \\u2014 OpenTimestamps weekly anchor\"}"},"zk_mode":"clear","zk_proof":null},"ledger":{"leaf_hash":"64984f17d6a5b781ca92a0532ac0799781c5691b5ed5266cfe36fec48a01949a","leaf_index":110253,"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":"4fee8a933b93134a56810e5aed182e010fd6b5367a4b1fd2c71a56e6c8964610","side":"left"},{"sibling":"9323a2986dc2cd202bfcab99a76a4319e95e4847604186475c83f2b7be5adc85","side":"right"},{"sibling":"79272e233ec4d454c84ab172380df365fbaf133d707e4487dedbfd38b2faae07","side":"left"},{"sibling":"139037681ddd9c375f5ca115d28005e4ed6ab41c9d7aff116ef4e20c5c820d21","side":"left"},{"sibling":"8ce2e1e56ae56fad3d753824bf469d871c92d3837b299a1791e2cf1d2ce969e4","side":"right"},{"sibling":"5c12af08b73ac07f69f8a2a78de60161f72a5d7481721b442605c0eb5fa58798","side":"left"},{"sibling":"592cb8eab9d8422584a3ab15af29fac9d68f752f37f2a278a230064ebdf947d8","side":"right"},{"sibling":"c1d0d1b30666095055b2a90fdaeb943d2f0e499d77113df9f78989a608647250","side":"left"},{"sibling":"d80dfc6e0173cdedf8f55843cd85d3c359c118f00075f0863770691d4b519240","side":"right"},{"sibling":"fba2a8a46a1af234c8484ab63ed18ec6222a310105191fee4958942a91fb2658","side":"left"},{"sibling":"64fbaccdc8b5bd01d46acfdc9a54533930f17e48413d2bfb95faa219b25fd92a","side":"left"},{"sibling":"5fd379d86d735b636882deb8c93f7c77b98bd8044b7e40b4e9a8407c31b8cc5e","side":"left"},{"sibling":"0a2127ad514a08804fc69a2fe1c82fdd0632e2079e22aba2643dd86d31b186d6","side":"right"},{"sibling":"b03f005860bf95148ea89c703a32ca19ab7a2ca71b58bb628ff94a9edb8703b0","side":"left"},{"sibling":"21d1e30b556f553dc939fddc23e6367f0a7755ebe3dd489dc0001cef017beb7f","side":"right"},{"sibling":"f2817ab288b5324fe49770372c7a10f33f7cd11005f8d4c0a730316f5229dc98","side":"left"},{"sibling":"725fac972e772ca0dc598810ea1abc70df472f72d2d6ab8a0baee2b80e5d2f4c","side":"left"},{"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_8cf81871100a80329e91d2882e590c132630ce61908e8bcaf03e2d654bfd0e06"}}