{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:WQGNT6WQXB2BJFVNARMFCR6TC7","short_pith_number":"pith:WQGNT6WQ","schema_version":"1.0","canonical_sha256":"b40cd9fad0b8741496ad04585147d317eef0cca6d4d3c66a482dd2eb18d1f76f","source":{"kind":"arxiv","id":"1811.01707","version":1},"attestation_state":"computed","paper":{"title":"Black holes/naked singularities in four-dimensional non-static space-time and the energy-momentum distributions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Faizuddin Ahmed, Farook Rahaman, Susmita Sarkar","submitted_at":"2018-11-01T18:16:41Z","abstract_excerpt":"In this article, we discuss four dimensional non-static space-times in the background of de-Sitter and anti-de Sitter spaces with the matter-energy sources a stiff fluid, anisotropic fluid, and an electromagnetic field. Under various parameter conditions the solutions may represent models of naked singularity and/or black holes. Finally, the energy-momentum distributions using the complexes of Landau-Lifshitz, Einstein, Papapetrou, and M{\\o}ller prescriptions, were evaluated."},"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":"1811.01707","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-11-01T18:16:41Z","cross_cats_sorted":[],"title_canon_sha256":"18c06a1a5b189099f8eae92701a46a69b3f932199d99512566f627faaab31e26","abstract_canon_sha256":"0225d8ce905cce8dfd330d1fbb8ccc72579d1e5239e271ebd611f31cb0695d46"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:55:19.256454Z","signature_b64":"wOYoNUEry309OtP35FcR6Eo4jOvI3mb4u7iQ0cOdu1iNQTJk/wPJydV1yFNayGQo2H7eXcasij4nF60y0GLoCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b40cd9fad0b8741496ad04585147d317eef0cca6d4d3c66a482dd2eb18d1f76f","last_reissued_at":"2026-05-17T23:55:19.256028Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:55:19.256028Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Black holes/naked singularities in four-dimensional non-static space-time and the energy-momentum distributions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Faizuddin Ahmed, Farook Rahaman, Susmita Sarkar","submitted_at":"2018-11-01T18:16:41Z","abstract_excerpt":"In this article, we discuss four dimensional non-static space-times in the background of de-Sitter and anti-de Sitter spaces with the matter-energy sources a stiff fluid, anisotropic fluid, and an electromagnetic field. Under various parameter conditions the solutions may represent models of naked singularity and/or black holes. Finally, the energy-momentum distributions using the complexes of Landau-Lifshitz, Einstein, Papapetrou, and M{\\o}ller prescriptions, were evaluated."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.01707","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":"1811.01707","created_at":"2026-05-17T23:55:19.256090+00:00"},{"alias_kind":"arxiv_version","alias_value":"1811.01707v1","created_at":"2026-05-17T23:55:19.256090+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.01707","created_at":"2026-05-17T23:55:19.256090+00:00"},{"alias_kind":"pith_short_12","alias_value":"WQGNT6WQXB2B","created_at":"2026-05-18T12:33:01.666342+00:00"},{"alias_kind":"pith_short_16","alias_value":"WQGNT6WQXB2BJFVN","created_at":"2026-05-18T12:33:01.666342+00:00"},{"alias_kind":"pith_short_8","alias_value":"WQGNT6WQ","created_at":"2026-05-18T12:33:01.666342+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/WQGNT6WQXB2BJFVNARMFCR6TC7","json":"https://pith.science/pith/WQGNT6WQXB2BJFVNARMFCR6TC7.json","graph_json":"https://pith.science/api/pith-number/WQGNT6WQXB2BJFVNARMFCR6TC7/graph.json","events_json":"https://pith.science/api/pith-number/WQGNT6WQXB2BJFVNARMFCR6TC7/events.json","paper":"https://pith.science/paper/WQGNT6WQ"},"agent_actions":{"view_html":"https://pith.science/pith/WQGNT6WQXB2BJFVNARMFCR6TC7","download_json":"https://pith.science/pith/WQGNT6WQXB2BJFVNARMFCR6TC7.json","view_paper":"https://pith.science/paper/WQGNT6WQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1811.01707&json=true","fetch_graph":"https://pith.science/api/pith-number/WQGNT6WQXB2BJFVNARMFCR6TC7/graph.json","fetch_events":"https://pith.science/api/pith-number/WQGNT6WQXB2BJFVNARMFCR6TC7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WQGNT6WQXB2BJFVNARMFCR6TC7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WQGNT6WQXB2BJFVNARMFCR6TC7/action/storage_attestation","attest_author":"https://pith.science/pith/WQGNT6WQXB2BJFVNARMFCR6TC7/action/author_attestation","sign_citation":"https://pith.science/pith/WQGNT6WQXB2BJFVNARMFCR6TC7/action/citation_signature","submit_replication":"https://pith.science/pith/WQGNT6WQXB2BJFVNARMFCR6TC7/action/replication_record"}},"created_at":"2026-05-17T23:55:19.256090+00:00","updated_at":"2026-05-17T23:55:19.256090+00:00"}