{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:KPWQOGMU6G23CAZLURKLBGYU6W","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":"e1ac370ddbb3b8ba824188e1e11608f92a9da376c4953c21079b1a52189c84ca","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"math.MG","submitted_at":"2017-04-13T05:32:32Z","title_canon_sha256":"31dd377fdb4101e855b351047252716c2f3d8b5cc9b69a527165c97907c1a598"},"schema_version":"1.0","source":{"id":"1704.03997","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1704.03997","created_at":"2026-05-18T00:21:46Z"},{"alias_kind":"arxiv_version","alias_value":"1704.03997v2","created_at":"2026-05-18T00:21:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.03997","created_at":"2026-05-18T00:21:46Z"},{"alias_kind":"pith_short_12","alias_value":"KPWQOGMU6G23","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_16","alias_value":"KPWQOGMU6G23CAZL","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_8","alias_value":"KPWQOGMU","created_at":"2026-05-18T12:31:24Z"}],"graph_snapshots":[{"event_id":"sha256:dcac3efdeb37266f584c4ae47df6b6b708a4769137c53ca5a15139b5f67a827d","target":"graph","created_at":"2026-05-18T00:21:46Z","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":"In 1995, Marjorie Rice discovered an interesting tiling by using convex pentagons. The authors discovered novel properties of the tilings of convex pentagon which Rice used in the discovery. As a result, many new convex pentagon tilings (tessellations) were found. The convex pentagon tilings are related to tilings by heptiamonds.","authors_text":"Teruhisa Sugimoto, Yoshiaki Araki","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"math.MG","submitted_at":"2017-04-13T05:32:32Z","title":"Convex Pentagon Tilings and Heptiamonds, I"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.03997","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":"sha256:467d1c53e384dbc4d8e54ff7a160a1e9c21cfb832a63e71bcfac87d5101c2332","target":"record","created_at":"2026-05-18T00:21:46Z","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":"e1ac370ddbb3b8ba824188e1e11608f92a9da376c4953c21079b1a52189c84ca","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"math.MG","submitted_at":"2017-04-13T05:32:32Z","title_canon_sha256":"31dd377fdb4101e855b351047252716c2f3d8b5cc9b69a527165c97907c1a598"},"schema_version":"1.0","source":{"id":"1704.03997","kind":"arxiv","version":2}},"canonical_sha256":"53ed071994f1b5b1032ba454b09b14f596025bf19d447f331368d111a0b18794","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"53ed071994f1b5b1032ba454b09b14f596025bf19d447f331368d111a0b18794","first_computed_at":"2026-05-18T00:21:46.451938Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:21:46.451938Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"oW09AZDfjbhfiH4VdeQBMICBuIjpvCentjJdu8sGe7tjeSF6Htlznt5fM81rODVlkm9KiX/vT/DeY0as+FauBA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:21:46.452687Z","signed_message":"canonical_sha256_bytes"},"source_id":"1704.03997","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:467d1c53e384dbc4d8e54ff7a160a1e9c21cfb832a63e71bcfac87d5101c2332","sha256:dcac3efdeb37266f584c4ae47df6b6b708a4769137c53ca5a15139b5f67a827d"],"state_sha256":"4e1090fd70f3bcff6cd3d794c617b92597a1f7e7eb031fae72017ea58974b3ce"}