{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:CFI4SK4K5AI3QHHSLVV6MQCQL4","short_pith_number":"pith:CFI4SK4K","schema_version":"1.0","canonical_sha256":"1151c92b8ae811b81cf25d6be640505f146ed40ea10874e586a4a0cba072317a","source":{"kind":"arxiv","id":"1501.06315","version":1},"attestation_state":"computed","paper":{"title":"On circular-arc graphs with association schemes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.CO","authors_text":"Amir Rahnamai Barghi, Fatemeh Raei Barandagh","submitted_at":"2015-01-26T10:29:55Z","abstract_excerpt":"In this paper, we give a characterization of the class of all circular-arc graphs whose schemes are association. Moreover, all association schemes which are the scheme of a circular-arc graph are characterized, specially it is proved that they are Schurian."},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1501.06315","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.CO","submitted_at":"2015-01-26T10:29:55Z","cross_cats_sorted":[],"title_canon_sha256":"bd204f14ab8afd3c7a92cf33fa36f5d1811628c28c6547b385d5c06baa8d6f1e","abstract_canon_sha256":"f76fd5f2e1b89d4ed1881b13ce42c96af8879888be9ec78edf2a681ce74c7209"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:28:41.768186Z","signature_b64":"d5+3VK61rjEGEpPzUJ4l2wDijQPhqHKZQYp3+ZAQXptSlCurLGJGgtiRw/8x8g6KsvRMTeuwe9gmZtoXEBhMDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1151c92b8ae811b81cf25d6be640505f146ed40ea10874e586a4a0cba072317a","last_reissued_at":"2026-05-18T02:28:41.767640Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:28:41.767640Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"On circular-arc graphs with association schemes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.CO","authors_text":"Amir Rahnamai Barghi, Fatemeh Raei Barandagh","submitted_at":"2015-01-26T10:29:55Z","abstract_excerpt":"In this paper, we give a characterization of the class of all circular-arc graphs whose schemes are association. Moreover, all association schemes which are the scheme of a circular-arc graph are characterized, specially it is proved that they are Schurian."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.06315","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":""},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1501.06315","created_at":"2026-05-18T02:28:41.767730+00:00"},{"alias_kind":"arxiv_version","alias_value":"1501.06315v1","created_at":"2026-05-18T02:28:41.767730+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.06315","created_at":"2026-05-18T02:28:41.767730+00:00"},{"alias_kind":"pith_short_12","alias_value":"CFI4SK4K5AI3","created_at":"2026-05-18T12:29:14.074870+00:00"},{"alias_kind":"pith_short_16","alias_value":"CFI4SK4K5AI3QHHS","created_at":"2026-05-18T12:29:14.074870+00:00"},{"alias_kind":"pith_short_8","alias_value":"CFI4SK4K","created_at":"2026-05-18T12:29:14.074870+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/CFI4SK4K5AI3QHHSLVV6MQCQL4","json":"https://pith.science/pith/CFI4SK4K5AI3QHHSLVV6MQCQL4.json","graph_json":"https://pith.science/api/pith-number/CFI4SK4K5AI3QHHSLVV6MQCQL4/graph.json","events_json":"https://pith.science/api/pith-number/CFI4SK4K5AI3QHHSLVV6MQCQL4/events.json","paper":"https://pith.science/paper/CFI4SK4K"},"agent_actions":{"view_html":"https://pith.science/pith/CFI4SK4K5AI3QHHSLVV6MQCQL4","download_json":"https://pith.science/pith/CFI4SK4K5AI3QHHSLVV6MQCQL4.json","view_paper":"https://pith.science/paper/CFI4SK4K","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1501.06315&json=true","fetch_graph":"https://pith.science/api/pith-number/CFI4SK4K5AI3QHHSLVV6MQCQL4/graph.json","fetch_events":"https://pith.science/api/pith-number/CFI4SK4K5AI3QHHSLVV6MQCQL4/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CFI4SK4K5AI3QHHSLVV6MQCQL4/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CFI4SK4K5AI3QHHSLVV6MQCQL4/action/storage_attestation","attest_author":"https://pith.science/pith/CFI4SK4K5AI3QHHSLVV6MQCQL4/action/author_attestation","sign_citation":"https://pith.science/pith/CFI4SK4K5AI3QHHSLVV6MQCQL4/action/citation_signature","submit_replication":"https://pith.science/pith/CFI4SK4K5AI3QHHSLVV6MQCQL4/action/replication_record"}},"created_at":"2026-05-18T02:28:41.767730+00:00","updated_at":"2026-05-18T02:28:41.767730+00:00"}