{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:D5XMIA4SEOCGX3W6ZKIQSF5B7G","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":"f9c68db260f04f9f9a2f4ae36ccae9f0365a71a767a23cab1d88e005a10d56d5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.GT","submitted_at":"2018-03-14T13:42:45Z","title_canon_sha256":"4d2078f6ae6dac4fcee987acdbf9fa4fa0b4ce4c87aa914a5ab8b0bae7ad4fd5"},"schema_version":"1.0","source":{"id":"1803.05274","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.05274","created_at":"2026-05-17T23:58:05Z"},{"alias_kind":"arxiv_version","alias_value":"1803.05274v1","created_at":"2026-05-17T23:58:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.05274","created_at":"2026-05-17T23:58:05Z"},{"alias_kind":"pith_short_12","alias_value":"D5XMIA4SEOCG","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"D5XMIA4SEOCGX3W6","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"D5XMIA4S","created_at":"2026-05-18T12:32:19Z"}],"graph_snapshots":[{"event_id":"sha256:6217df9ccdb75f8dbf333076d2446b096e58f0dcb71ea53750d099cbcb5dc876","target":"graph","created_at":"2026-05-17T23:58:05Z","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":"Even Artin groups generalize right-angled Artin groups by allowing the labels in the defining graph to be even. In this paper a complete characterization of quasi-projective even Artin groups is given in terms of their defining graphs. Also, it is shown that quasi-projective even Artin groups are realizable by K(pi,1) quasi-projective spaces.","authors_text":"Jose I. Cogolludo-Agustin, Ruben Blasco-Garcia","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.GT","submitted_at":"2018-03-14T13:42:45Z","title":"Quasi-projectivity of even Artin groups"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.05274","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:b8d894b67761d8620c05b8c404c0bdef81badb66d1d45faa06ceedeedcd9b09e","target":"record","created_at":"2026-05-17T23:58:05Z","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":"f9c68db260f04f9f9a2f4ae36ccae9f0365a71a767a23cab1d88e005a10d56d5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.GT","submitted_at":"2018-03-14T13:42:45Z","title_canon_sha256":"4d2078f6ae6dac4fcee987acdbf9fa4fa0b4ce4c87aa914a5ab8b0bae7ad4fd5"},"schema_version":"1.0","source":{"id":"1803.05274","kind":"arxiv","version":1}},"canonical_sha256":"1f6ec4039223846beedeca910917a1f9a0a2a57d95de2b8b35a3b1a118bae3a7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1f6ec4039223846beedeca910917a1f9a0a2a57d95de2b8b35a3b1a118bae3a7","first_computed_at":"2026-05-17T23:58:05.118222Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:58:05.118222Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"itHwypyav82lz07RqtXXlej3wux0JK1MjYF8HnkF+0bJMlIAr8GOcq3Zi6wqyKaBoHtbuMoEr8rFEeX48yYCCw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:58:05.118646Z","signed_message":"canonical_sha256_bytes"},"source_id":"1803.05274","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b8d894b67761d8620c05b8c404c0bdef81badb66d1d45faa06ceedeedcd9b09e","sha256:6217df9ccdb75f8dbf333076d2446b096e58f0dcb71ea53750d099cbcb5dc876"],"state_sha256":"5455972fb5063cb8da6347290f4db2cd32881fa88e39088d38763d13d5cc84df"}