{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:ITZUUIN3UQRA4DS227LUWVBQRX","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":"fd5f606aba21143ffafbde0cfbc9e8e174549a1c8aa2d15fd155755ac2bc4840","cross_cats_sorted":["cs.GT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.FL","submitted_at":"2017-02-07T10:49:57Z","title_canon_sha256":"86e52752bc5cea638ded6f5e5536f5ca6e361c249d11c75bccb5459060cde58e"},"schema_version":"1.0","source":{"id":"1702.01953","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.01953","created_at":"2026-05-18T00:45:53Z"},{"alias_kind":"arxiv_version","alias_value":"1702.01953v4","created_at":"2026-05-18T00:45:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.01953","created_at":"2026-05-18T00:45:53Z"},{"alias_kind":"pith_short_12","alias_value":"ITZUUIN3UQRA","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_16","alias_value":"ITZUUIN3UQRA4DS2","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_8","alias_value":"ITZUUIN3","created_at":"2026-05-18T12:31:21Z"}],"graph_snapshots":[{"event_id":"sha256:90fc1f4fe2e610ca9d50b5a4a3636d3f36bcbffc3e04b44ddeb6aa7071d29c2d","target":"graph","created_at":"2026-05-18T00:45:53Z","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"},"paper":{"abstract_excerpt":"Recently Cristian S. Calude, Sanjay Jain, Bakhadyr Khoussainov, Wei Li and Frank Stephan proposed a quasi-polynomial time algorithm for parity games. This paper proposes a short proof of correctness of their algorithm.","authors_text":"Hugo Gimbert (LaBRI), Rasmus Ibsen-Jensen (IST Austria)","cross_cats":["cs.GT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.FL","submitted_at":"2017-02-07T10:49:57Z","title":"A short proof of correctness of the quasi-polynomial time algorithm for parity games"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.01953","kind":"arxiv","version":4},"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":"sha256:5075f5aa5c4f4440805472674f86e87200de5ee63fc0a2856481f3c635b94961","target":"record","created_at":"2026-05-18T00:45:53Z","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":"fd5f606aba21143ffafbde0cfbc9e8e174549a1c8aa2d15fd155755ac2bc4840","cross_cats_sorted":["cs.GT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.FL","submitted_at":"2017-02-07T10:49:57Z","title_canon_sha256":"86e52752bc5cea638ded6f5e5536f5ca6e361c249d11c75bccb5459060cde58e"},"schema_version":"1.0","source":{"id":"1702.01953","kind":"arxiv","version":4}},"canonical_sha256":"44f34a21bba4220e0e5ad7d74b54308dcea0ef3a9dbcd2df6b18598427bfa509","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"44f34a21bba4220e0e5ad7d74b54308dcea0ef3a9dbcd2df6b18598427bfa509","first_computed_at":"2026-05-18T00:45:53.964386Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:45:53.964386Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jYHhkb+5sLFcrmPp1GjBXiYBIVocHOZS3b6CphiYoc0gUmNBipiyjmnfYS4DkqmgVJkOTQXCahWSaQW/nDw0Cg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:45:53.964981Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.01953","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5075f5aa5c4f4440805472674f86e87200de5ee63fc0a2856481f3c635b94961","sha256:90fc1f4fe2e610ca9d50b5a4a3636d3f36bcbffc3e04b44ddeb6aa7071d29c2d"],"state_sha256":"66d27776964497aeeee8669fc4931ee936d6d2f6d65ea2be4a0636f74094d35e"}