{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:5HM4GMCPF75ICH2OPR4PIXAA2R","short_pith_number":"pith:5HM4GMCP","canonical_record":{"source":{"id":"2205.05781","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2022-05-11T21:37:23Z","cross_cats_sorted":["cs.PL"],"title_canon_sha256":"3da7f8167649f6450f6de3b6770c8327d2fd9d300ee17a650ac6b0d567ba4a05","abstract_canon_sha256":"422d89eb509268092faafa04f02ed0dbd797485ca4c0263f0b3456eb4bfe1646"},"schema_version":"1.0"},"canonical_sha256":"e9d9c3304f2ffa811f4e7c78f45c00d4700044a3ddbd74655c50e1a27ed34ce3","source":{"kind":"arxiv","id":"2205.05781","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2205.05781","created_at":"2026-07-05T04:24:40Z"},{"alias_kind":"arxiv_version","alias_value":"2205.05781v2","created_at":"2026-07-05T04:24:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2205.05781","created_at":"2026-07-05T04:24:40Z"},{"alias_kind":"pith_short_12","alias_value":"5HM4GMCPF75I","created_at":"2026-07-05T04:24:40Z"},{"alias_kind":"pith_short_16","alias_value":"5HM4GMCPF75ICH2O","created_at":"2026-07-05T04:24:40Z"},{"alias_kind":"pith_short_8","alias_value":"5HM4GMCP","created_at":"2026-07-05T04:24:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:5HM4GMCPF75ICH2OPR4PIXAA2R","target":"record","payload":{"canonical_record":{"source":{"id":"2205.05781","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2022-05-11T21:37:23Z","cross_cats_sorted":["cs.PL"],"title_canon_sha256":"3da7f8167649f6450f6de3b6770c8327d2fd9d300ee17a650ac6b0d567ba4a05","abstract_canon_sha256":"422d89eb509268092faafa04f02ed0dbd797485ca4c0263f0b3456eb4bfe1646"},"schema_version":"1.0"},"canonical_sha256":"e9d9c3304f2ffa811f4e7c78f45c00d4700044a3ddbd74655c50e1a27ed34ce3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:24:40.769058Z","signature_b64":"NYq0yOfNYastDa5n/0Ce1U2Izx8GM4X7o8Th8pQh7mQ86AkDfp9rAMQCNlChWWj9/2hzvHo7sy/Rb859v5aYCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e9d9c3304f2ffa811f4e7c78f45c00d4700044a3ddbd74655c50e1a27ed34ce3","last_reissued_at":"2026-07-05T04:24:40.768683Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:24:40.768683Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2205.05781","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T04:24:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2MDxXSCFve4gOQ/cTfw0i3hjJYmYVKTWMGsRtue6MkVbO/1yUE8gYUQosxZbfgZ/bt+jxZGQt/4164vte3XkAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T20:36:57.567588Z"},"content_sha256":"4d7301107bed33076480d63b6f0957eacd248ab15f542fb8e0fb7726ef5e7e5d","schema_version":"1.0","event_id":"sha256:4d7301107bed33076480d63b6f0957eacd248ab15f542fb8e0fb7726ef5e7e5d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:5HM4GMCPF75ICH2OPR4PIXAA2R","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"VyZX : A Vision for Verifying the ZX Calculus","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.PL"],"primary_cat":"quant-ph","authors_text":"Adrian Lehmann, Ben Caldwell, Robert Rand","submitted_at":"2022-05-11T21:37:23Z","abstract_excerpt":"Optimizing quantum circuits is a key challenge for quantum computing. The PyZX compiler broke new ground by optimizing circuits via the ZX calculus, a powerful graphical alternative to the quantum circuit model. Still, it carries no guarantee of its correctness. To address this, we developed VyZX, a verified ZX-calculus in the Coq proof assistant. VyZX provides two distinct representations of ZX diagrams for ease of programming and proof: A graph-based representation for writing high-level functions on diagrams and a block-based representation for proving ZX diagrams equivalent. Through these "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2205.05781","kind":"arxiv","version":2},"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/2205.05781/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":"2026-07-05T04:24:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Lo57sy4nIhmz7XsGGpafriok8S50+4K5WnfzxoLGp/ldifFlmZvh/IbQipDdW1OTVsDLseT0oBanTpk8tHooDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T20:36:57.568451Z"},"content_sha256":"3a86d2a868f47f358d897a703a4460d95b324e198faa3720e81986208dda387c","schema_version":"1.0","event_id":"sha256:3a86d2a868f47f358d897a703a4460d95b324e198faa3720e81986208dda387c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5HM4GMCPF75ICH2OPR4PIXAA2R/bundle.json","state_url":"https://pith.science/pith/5HM4GMCPF75ICH2OPR4PIXAA2R/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5HM4GMCPF75ICH2OPR4PIXAA2R/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":"2026-08-15T20:36:57Z","links":{"resolver":"https://pith.science/pith/5HM4GMCPF75ICH2OPR4PIXAA2R","bundle":"https://pith.science/pith/5HM4GMCPF75ICH2OPR4PIXAA2R/bundle.json","state":"https://pith.science/pith/5HM4GMCPF75ICH2OPR4PIXAA2R/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5HM4GMCPF75ICH2OPR4PIXAA2R/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:5HM4GMCPF75ICH2OPR4PIXAA2R","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":"422d89eb509268092faafa04f02ed0dbd797485ca4c0263f0b3456eb4bfe1646","cross_cats_sorted":["cs.PL"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2022-05-11T21:37:23Z","title_canon_sha256":"3da7f8167649f6450f6de3b6770c8327d2fd9d300ee17a650ac6b0d567ba4a05"},"schema_version":"1.0","source":{"id":"2205.05781","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2205.05781","created_at":"2026-07-05T04:24:40Z"},{"alias_kind":"arxiv_version","alias_value":"2205.05781v2","created_at":"2026-07-05T04:24:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2205.05781","created_at":"2026-07-05T04:24:40Z"},{"alias_kind":"pith_short_12","alias_value":"5HM4GMCPF75I","created_at":"2026-07-05T04:24:40Z"},{"alias_kind":"pith_short_16","alias_value":"5HM4GMCPF75ICH2O","created_at":"2026-07-05T04:24:40Z"},{"alias_kind":"pith_short_8","alias_value":"5HM4GMCP","created_at":"2026-07-05T04:24:40Z"}],"graph_snapshots":[{"event_id":"sha256:3a86d2a868f47f358d897a703a4460d95b324e198faa3720e81986208dda387c","target":"graph","created_at":"2026-07-05T04:24:40Z","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/2205.05781/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Optimizing quantum circuits is a key challenge for quantum computing. The PyZX compiler broke new ground by optimizing circuits via the ZX calculus, a powerful graphical alternative to the quantum circuit model. Still, it carries no guarantee of its correctness. To address this, we developed VyZX, a verified ZX-calculus in the Coq proof assistant. VyZX provides two distinct representations of ZX diagrams for ease of programming and proof: A graph-based representation for writing high-level functions on diagrams and a block-based representation for proving ZX diagrams equivalent. Through these ","authors_text":"Adrian Lehmann, Ben Caldwell, Robert Rand","cross_cats":["cs.PL"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2022-05-11T21:37:23Z","title":"VyZX : A Vision for Verifying the ZX Calculus"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2205.05781","kind":"arxiv","version":2},"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":"sha256:4d7301107bed33076480d63b6f0957eacd248ab15f542fb8e0fb7726ef5e7e5d","target":"record","created_at":"2026-07-05T04:24:40Z","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":"422d89eb509268092faafa04f02ed0dbd797485ca4c0263f0b3456eb4bfe1646","cross_cats_sorted":["cs.PL"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2022-05-11T21:37:23Z","title_canon_sha256":"3da7f8167649f6450f6de3b6770c8327d2fd9d300ee17a650ac6b0d567ba4a05"},"schema_version":"1.0","source":{"id":"2205.05781","kind":"arxiv","version":2}},"canonical_sha256":"e9d9c3304f2ffa811f4e7c78f45c00d4700044a3ddbd74655c50e1a27ed34ce3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e9d9c3304f2ffa811f4e7c78f45c00d4700044a3ddbd74655c50e1a27ed34ce3","first_computed_at":"2026-07-05T04:24:40.768683Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:24:40.768683Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NYq0yOfNYastDa5n/0Ce1U2Izx8GM4X7o8Th8pQh7mQ86AkDfp9rAMQCNlChWWj9/2hzvHo7sy/Rb859v5aYCA==","signature_status":"signed_v1","signed_at":"2026-07-05T04:24:40.769058Z","signed_message":"canonical_sha256_bytes"},"source_id":"2205.05781","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4d7301107bed33076480d63b6f0957eacd248ab15f542fb8e0fb7726ef5e7e5d","sha256:3a86d2a868f47f358d897a703a4460d95b324e198faa3720e81986208dda387c"],"state_sha256":"4e9b3505fb970de9d0e40757a48407c632968a9f6c1d8ec9b79afd988bd8746b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0ytYTmoLxeOD2Tsu8jY4adKjRy6W0/XiDlTMAz78/LGR2IxpN2TxQEIKaFtWzkwhLa0KMlqMCogmfrJ5EvWUBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T20:36:57.581584Z","bundle_sha256":"7ebcb4579bfba0c558cd538a02c0e3d5e2cd15c31b6eceb2ee85372bd0c25fe5"}}