{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:CR72PNBKPKOZLJLGIFVRIIVPRD","short_pith_number":"pith:CR72PNBK","schema_version":"1.0","canonical_sha256":"147fa7b42a7a9d95a566416b1422af88d39472b402bd7b5e68d8ec26e5f20d3f","source":{"kind":"arxiv","id":"1406.3434","version":1},"attestation_state":"computed","paper":{"title":"On non-disk geometry of r = 0 in Kerr-de Sitter and Kerr-Newman-de Sitter spacetimes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"H. Garcia-Compean, V. S. Manko","submitted_at":"2014-06-13T06:40:32Z","abstract_excerpt":"Gaussian curvature of the two-surface r=0, t=const is calculated for the Kerr-de Sitter and Kerr-Newman-de Sitter solutions, yielding non-zero analytical expressions for both the cases. The results obtained, on the one hand, exclude the possibility for that surface to be a disk and, on the other hand, permit one to establish a correct geometrical interpretation of that surface for each of the two solutions."},"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":"1406.3434","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-06-13T06:40:32Z","cross_cats_sorted":[],"title_canon_sha256":"8edcfb3c24b4bf8e3d466c125ea5f8da2fe4587ff5074c1b4f88b015c08e6ef9","abstract_canon_sha256":"e29a9bfca62420d38fc874504ba075ace1e9f03865d31f968edb2c0d22aac298"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:44:56.192567Z","signature_b64":"s1Rnj2njXPJq/xyPj3QTcywFLp0Pc6xpH6N8q9K5cU0poF4I7Cztu3z3sksLOuBc9quoh/9GHSdjwyoXzfjxDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"147fa7b42a7a9d95a566416b1422af88d39472b402bd7b5e68d8ec26e5f20d3f","last_reissued_at":"2026-05-18T02:44:56.192107Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:44:56.192107Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"On non-disk geometry of r = 0 in Kerr-de Sitter and Kerr-Newman-de Sitter spacetimes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"H. Garcia-Compean, V. S. Manko","submitted_at":"2014-06-13T06:40:32Z","abstract_excerpt":"Gaussian curvature of the two-surface r=0, t=const is calculated for the Kerr-de Sitter and Kerr-Newman-de Sitter solutions, yielding non-zero analytical expressions for both the cases. The results obtained, on the one hand, exclude the possibility for that surface to be a disk and, on the other hand, permit one to establish a correct geometrical interpretation of that surface for each of the two solutions."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.3434","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":"1406.3434","created_at":"2026-05-18T02:44:56.192178+00:00"},{"alias_kind":"arxiv_version","alias_value":"1406.3434v1","created_at":"2026-05-18T02:44:56.192178+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.3434","created_at":"2026-05-18T02:44:56.192178+00:00"},{"alias_kind":"pith_short_12","alias_value":"CR72PNBKPKOZ","created_at":"2026-05-18T12:28:22.404517+00:00"},{"alias_kind":"pith_short_16","alias_value":"CR72PNBKPKOZLJLG","created_at":"2026-05-18T12:28:22.404517+00:00"},{"alias_kind":"pith_short_8","alias_value":"CR72PNBK","created_at":"2026-05-18T12:28:22.404517+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/CR72PNBKPKOZLJLGIFVRIIVPRD","json":"https://pith.science/pith/CR72PNBKPKOZLJLGIFVRIIVPRD.json","graph_json":"https://pith.science/api/pith-number/CR72PNBKPKOZLJLGIFVRIIVPRD/graph.json","events_json":"https://pith.science/api/pith-number/CR72PNBKPKOZLJLGIFVRIIVPRD/events.json","paper":"https://pith.science/paper/CR72PNBK"},"agent_actions":{"view_html":"https://pith.science/pith/CR72PNBKPKOZLJLGIFVRIIVPRD","download_json":"https://pith.science/pith/CR72PNBKPKOZLJLGIFVRIIVPRD.json","view_paper":"https://pith.science/paper/CR72PNBK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1406.3434&json=true","fetch_graph":"https://pith.science/api/pith-number/CR72PNBKPKOZLJLGIFVRIIVPRD/graph.json","fetch_events":"https://pith.science/api/pith-number/CR72PNBKPKOZLJLGIFVRIIVPRD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CR72PNBKPKOZLJLGIFVRIIVPRD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CR72PNBKPKOZLJLGIFVRIIVPRD/action/storage_attestation","attest_author":"https://pith.science/pith/CR72PNBKPKOZLJLGIFVRIIVPRD/action/author_attestation","sign_citation":"https://pith.science/pith/CR72PNBKPKOZLJLGIFVRIIVPRD/action/citation_signature","submit_replication":"https://pith.science/pith/CR72PNBKPKOZLJLGIFVRIIVPRD/action/replication_record"}},"created_at":"2026-05-18T02:44:56.192178+00:00","updated_at":"2026-05-18T02:44:56.192178+00:00"}