{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:NHSUOGRHPGQUYARD6GFJ7F6C3X","short_pith_number":"pith:NHSUOGRH","canonical_record":{"source":{"id":"2107.06922","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DC","submitted_at":"2021-07-14T18:14:01Z","cross_cats_sorted":["cs.CR"],"title_canon_sha256":"06d42b6c4b4e23886a88bb062030a2f0120828d35f3fd6567958c116da2702df","abstract_canon_sha256":"c7bbf47842b0513370201e89d8bf588deee9ea7bfb99820f6b0428603de19389"},"schema_version":"1.0"},"canonical_sha256":"69e5471a2779a14c0223f18a9f97c2dddc39934fe466648e7e014cb3f2cdd6ae","source":{"kind":"arxiv","id":"2107.06922","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2107.06922","created_at":"2026-07-05T02:58:08Z"},{"alias_kind":"arxiv_version","alias_value":"2107.06922v1","created_at":"2026-07-05T02:58:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.06922","created_at":"2026-07-05T02:58:08Z"},{"alias_kind":"pith_short_12","alias_value":"NHSUOGRHPGQU","created_at":"2026-07-05T02:58:08Z"},{"alias_kind":"pith_short_16","alias_value":"NHSUOGRHPGQUYARD","created_at":"2026-07-05T02:58:08Z"},{"alias_kind":"pith_short_8","alias_value":"NHSUOGRH","created_at":"2026-07-05T02:58:08Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:NHSUOGRHPGQUYARD6GFJ7F6C3X","target":"record","payload":{"canonical_record":{"source":{"id":"2107.06922","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DC","submitted_at":"2021-07-14T18:14:01Z","cross_cats_sorted":["cs.CR"],"title_canon_sha256":"06d42b6c4b4e23886a88bb062030a2f0120828d35f3fd6567958c116da2702df","abstract_canon_sha256":"c7bbf47842b0513370201e89d8bf588deee9ea7bfb99820f6b0428603de19389"},"schema_version":"1.0"},"canonical_sha256":"69e5471a2779a14c0223f18a9f97c2dddc39934fe466648e7e014cb3f2cdd6ae","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:58:08.284454Z","signature_b64":"2szGXKDqDMF2gVgYH8ncGU5iNe43+h6aHnC6itkwxTSExPxwXJO4F8t2vnhX33SdVreEKpB+beK/ck5WaI3/Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"69e5471a2779a14c0223f18a9f97c2dddc39934fe466648e7e014cb3f2cdd6ae","last_reissued_at":"2026-07-05T02:58:08.283939Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:58:08.283939Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2107.06922","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T02:58:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"17zFUmB81KC3Ca9+PB0oZnMXY4hCtfioM8zLaF5QVpyBJTU73ll0HDg9G/+wPPW2LxfZYYZGCqXClygBblKRCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T21:41:49.619912Z"},"content_sha256":"ab0ee27a36d5fff176432e35744b924c7a4f8f015480850412a1ba91f0b6d27d","schema_version":"1.0","event_id":"sha256:ab0ee27a36d5fff176432e35744b924c7a4f8f015480850412a1ba91f0b6d27d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:NHSUOGRHPGQUYARD6GFJ7F6C3X","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Byzantine Fault-Tolerant Consensus Library for Hyperledger Fabric","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.CR"],"primary_cat":"cs.DC","authors_text":"Artem Barger, Hagar Meir, Yacov Manevich, Yoav Tock","submitted_at":"2021-07-14T18:14:01Z","abstract_excerpt":"Hyperledger Fabric is an enterprise grade permissioned distributed ledger platform that offers modularity for a broad set of industry use cases. One modular component is a pluggable ordering service that establishes consensus on the order of transactions and batches them into blocks. However, as of the time of this writing, there is no production grade Byzantine Fault-Tolerant (BFT) ordering service for Fabric, with the latest version (v2.1) supporting only Crash Fault-Tolerance (CFT). In our work, we address crucial aspects of BFT integration into Fabric that were left unsolved in all prior w"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.06922","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2107.06922/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T02:58:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"m3NqXCWaflBRow8bUhGDpVqDw4FgUXJx/eippikUnMYu0Eg6EntweMU7rKXVnzs6v1jLOgAsUU/nYNUtXfGADw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T21:41:49.620462Z"},"content_sha256":"1544e1669ab501fd5ef98bf83f94768dc6912b8a3fbd6fb60c521413aac72f7f","schema_version":"1.0","event_id":"sha256:1544e1669ab501fd5ef98bf83f94768dc6912b8a3fbd6fb60c521413aac72f7f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NHSUOGRHPGQUYARD6GFJ7F6C3X/bundle.json","state_url":"https://pith.science/pith/NHSUOGRHPGQUYARD6GFJ7F6C3X/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NHSUOGRHPGQUYARD6GFJ7F6C3X/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-17T21:41:49Z","links":{"resolver":"https://pith.science/pith/NHSUOGRHPGQUYARD6GFJ7F6C3X","bundle":"https://pith.science/pith/NHSUOGRHPGQUYARD6GFJ7F6C3X/bundle.json","state":"https://pith.science/pith/NHSUOGRHPGQUYARD6GFJ7F6C3X/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NHSUOGRHPGQUYARD6GFJ7F6C3X/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:NHSUOGRHPGQUYARD6GFJ7F6C3X","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"c7bbf47842b0513370201e89d8bf588deee9ea7bfb99820f6b0428603de19389","cross_cats_sorted":["cs.CR"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DC","submitted_at":"2021-07-14T18:14:01Z","title_canon_sha256":"06d42b6c4b4e23886a88bb062030a2f0120828d35f3fd6567958c116da2702df"},"schema_version":"1.0","source":{"id":"2107.06922","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2107.06922","created_at":"2026-07-05T02:58:08Z"},{"alias_kind":"arxiv_version","alias_value":"2107.06922v1","created_at":"2026-07-05T02:58:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.06922","created_at":"2026-07-05T02:58:08Z"},{"alias_kind":"pith_short_12","alias_value":"NHSUOGRHPGQU","created_at":"2026-07-05T02:58:08Z"},{"alias_kind":"pith_short_16","alias_value":"NHSUOGRHPGQUYARD","created_at":"2026-07-05T02:58:08Z"},{"alias_kind":"pith_short_8","alias_value":"NHSUOGRH","created_at":"2026-07-05T02:58:08Z"}],"graph_snapshots":[{"event_id":"sha256:1544e1669ab501fd5ef98bf83f94768dc6912b8a3fbd6fb60c521413aac72f7f","target":"graph","created_at":"2026-07-05T02:58:08Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2107.06922/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Hyperledger Fabric is an enterprise grade permissioned distributed ledger platform that offers modularity for a broad set of industry use cases. One modular component is a pluggable ordering service that establishes consensus on the order of transactions and batches them into blocks. However, as of the time of this writing, there is no production grade Byzantine Fault-Tolerant (BFT) ordering service for Fabric, with the latest version (v2.1) supporting only Crash Fault-Tolerance (CFT). In our work, we address crucial aspects of BFT integration into Fabric that were left unsolved in all prior w","authors_text":"Artem Barger, Hagar Meir, Yacov Manevich, Yoav Tock","cross_cats":["cs.CR"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DC","submitted_at":"2021-07-14T18:14:01Z","title":"A Byzantine Fault-Tolerant Consensus Library for Hyperledger Fabric"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.06922","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:ab0ee27a36d5fff176432e35744b924c7a4f8f015480850412a1ba91f0b6d27d","target":"record","created_at":"2026-07-05T02:58:08Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"c7bbf47842b0513370201e89d8bf588deee9ea7bfb99820f6b0428603de19389","cross_cats_sorted":["cs.CR"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DC","submitted_at":"2021-07-14T18:14:01Z","title_canon_sha256":"06d42b6c4b4e23886a88bb062030a2f0120828d35f3fd6567958c116da2702df"},"schema_version":"1.0","source":{"id":"2107.06922","kind":"arxiv","version":1}},"canonical_sha256":"69e5471a2779a14c0223f18a9f97c2dddc39934fe466648e7e014cb3f2cdd6ae","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"69e5471a2779a14c0223f18a9f97c2dddc39934fe466648e7e014cb3f2cdd6ae","first_computed_at":"2026-07-05T02:58:08.283939Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:58:08.283939Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2szGXKDqDMF2gVgYH8ncGU5iNe43+h6aHnC6itkwxTSExPxwXJO4F8t2vnhX33SdVreEKpB+beK/ck5WaI3/Aw==","signature_status":"signed_v1","signed_at":"2026-07-05T02:58:08.284454Z","signed_message":"canonical_sha256_bytes"},"source_id":"2107.06922","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ab0ee27a36d5fff176432e35744b924c7a4f8f015480850412a1ba91f0b6d27d","sha256:1544e1669ab501fd5ef98bf83f94768dc6912b8a3fbd6fb60c521413aac72f7f"],"state_sha256":"ae62bfb3d2bbb73ed6d462c56be628e3494ad63e473bea28b53cb0c281faabb7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kl9YoM9qAwTODknv8xzePIbg/aU0eGFHYQOVRiNoHpvpHuUE/Oc+mr4wj5cRImBAZVDGKdSYo10+m6a+HIqLAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-17T21:41:49.626988Z","bundle_sha256":"7ecf5607f88db885a014af6e37cac603b9214abc6c81df96ce90715131577b99"}}