{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:37FFEXICSVLZG2K7QK46YJ5T3B","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":"8eac80dad7ca85a1f8f83d5bc65e6fe0236523e092b974512ceebaa81cc1aa34","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-10-17T11:16:02Z","title_canon_sha256":"70cf9f8d9c326ef211372bcdc18bcf394913e3243130c34052601e5629d6014c"},"schema_version":"1.0","source":{"id":"1210.4696","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1210.4696","created_at":"2026-05-18T03:13:00Z"},{"alias_kind":"arxiv_version","alias_value":"1210.4696v2","created_at":"2026-05-18T03:13:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.4696","created_at":"2026-05-18T03:13:00Z"},{"alias_kind":"pith_short_12","alias_value":"37FFEXICSVLZ","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_16","alias_value":"37FFEXICSVLZG2K7","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_8","alias_value":"37FFEXIC","created_at":"2026-05-18T12:26:50Z"}],"graph_snapshots":[{"event_id":"sha256:0ba0914e896accd57f6da88273e76a3ec1dfb6ba7a6e371fc8ca0e31d514646e","target":"graph","created_at":"2026-05-18T03:13:00Z","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":"We investigate the existence of Reissner-Nordstr\\\"om (RN) type black holes in f(R) gravity. Our emphasis is to derive, in the presence of electrostatic source, the necessary conditions which provide such static, spherically symmetric (SSS) black holes available in f(R) gravity. We also study the thermodynamics of the black hole solution.","authors_text":"M. Halilsoy, M. Kerachian, S. Habib Mazharimousavi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-10-17T11:16:02Z","title":"Existence of Reissner-Nordstrom type black holes in f(R) gravity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.4696","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":"sha256:0a3afe9945becd98bb9da13b82a11da1a23c4846c305a87b5bf87e00f781ad29","target":"record","created_at":"2026-05-18T03:13:00Z","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":"8eac80dad7ca85a1f8f83d5bc65e6fe0236523e092b974512ceebaa81cc1aa34","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-10-17T11:16:02Z","title_canon_sha256":"70cf9f8d9c326ef211372bcdc18bcf394913e3243130c34052601e5629d6014c"},"schema_version":"1.0","source":{"id":"1210.4696","kind":"arxiv","version":2}},"canonical_sha256":"dfca525d02955793695f82b9ec27b3d8443f7ac9f23c52bac2a311c2314711a6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dfca525d02955793695f82b9ec27b3d8443f7ac9f23c52bac2a311c2314711a6","first_computed_at":"2026-05-18T03:13:00.280959Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:13:00.280959Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kTjmUWlhn5MbFO2ueAlbeGiRBQw7X9ArbIugjrrKRbZTSVxihPLAymWqTFh1RQxweSFMgzOW2jMs17Q353viDg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:13:00.281839Z","signed_message":"canonical_sha256_bytes"},"source_id":"1210.4696","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0a3afe9945becd98bb9da13b82a11da1a23c4846c305a87b5bf87e00f781ad29","sha256:0ba0914e896accd57f6da88273e76a3ec1dfb6ba7a6e371fc8ca0e31d514646e"],"state_sha256":"7a647fbddfbad5e8a5e1fff3b2c56bf659e071755ab64f6bd54fa4cba4680fd3"}