{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1999:F5JM33HWZKPHU52WZPC7CKB26N","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":"37f695a7f1029b5bc30afe79b87a833c43d11c4a408017133a7f731350d090a8","cross_cats_sorted":[],"license":"","primary_cat":"gr-qc","submitted_at":"1999-09-01T14:14:27Z","title_canon_sha256":"c027e8a536d0d23086918c17e53edcdf967221ba6f8fedaae311236156fbaba6"},"schema_version":"1.0","source":{"id":"gr-qc/9909003","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"gr-qc/9909003","created_at":"2026-05-18T01:39:17Z"},{"alias_kind":"arxiv_version","alias_value":"gr-qc/9909003v2","created_at":"2026-05-18T01:39:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.gr-qc/9909003","created_at":"2026-05-18T01:39:17Z"},{"alias_kind":"pith_short_12","alias_value":"F5JM33HWZKPH","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"F5JM33HWZKPHU52W","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"F5JM33HW","created_at":"2026-05-18T12:25:49Z"}],"graph_snapshots":[{"event_id":"sha256:d04d6f3d3751776b71a8adcb36037bfdeee33460a01773a0f27eafb3331b2b0a","target":"graph","created_at":"2026-05-18T01:39:17Z","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":"An exact solution of the current-free Einstein-Maxwell equations with the cosmological constant is presented. It is of Petrov type II, and its double principal null vector is geodesic, shear-free, expanding, and twisting. The solution contains five constants. Its electromagnetic field is non-null and aligned. The solution admits only one Killing vector and includes, as special cases, several known solutions.","authors_text":"J.K. Kowalczynski (Institute of Physics, Polish Academy of Sciences)","cross_cats":[],"headline":"","license":"","primary_cat":"gr-qc","submitted_at":"1999-09-01T14:14:27Z","title":"A Twisting Electrovac Solution of Type II with the Cosmological Constant"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"gr-qc/9909003","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":"sha256:669a4bb64a7b77e844f30d2b9fc2f336a96d2f8cd6eb41cb8b6d0a15dabf7160","target":"record","created_at":"2026-05-18T01:39:17Z","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":"37f695a7f1029b5bc30afe79b87a833c43d11c4a408017133a7f731350d090a8","cross_cats_sorted":[],"license":"","primary_cat":"gr-qc","submitted_at":"1999-09-01T14:14:27Z","title_canon_sha256":"c027e8a536d0d23086918c17e53edcdf967221ba6f8fedaae311236156fbaba6"},"schema_version":"1.0","source":{"id":"gr-qc/9909003","kind":"arxiv","version":2}},"canonical_sha256":"2f52cdecf6ca9e7a7756cbc5f1283af376a247757fe0fcd6815bc862060531b9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2f52cdecf6ca9e7a7756cbc5f1283af376a247757fe0fcd6815bc862060531b9","first_computed_at":"2026-05-18T01:39:17.828130Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:39:17.828130Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KNzpY5tcxLTVaW6JgWtehBZ4WJLoZu2//I2VpI8pdW9lSR5kIlxmm0xra4y69Cj93+amYdeUdyIMeVcHY1kCCg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:39:17.828583Z","signed_message":"canonical_sha256_bytes"},"source_id":"gr-qc/9909003","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:669a4bb64a7b77e844f30d2b9fc2f336a96d2f8cd6eb41cb8b6d0a15dabf7160","sha256:d04d6f3d3751776b71a8adcb36037bfdeee33460a01773a0f27eafb3331b2b0a"],"state_sha256":"b3b0eb650d2349f26b3e9db1c1270eb4a875124da05ab2a908b68b539906fafe"}