{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:JF3ML2FCFJHECPVSAYQIEJBROL","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":"e18091d35f4e5eb1fb6eff031eb603bd4191fa3246713005245a6ab6f23b86d9","cross_cats_sorted":["astro-ph.CO","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2015-11-04T09:41:56Z","title_canon_sha256":"50f85f7aa208cbce64bf92294b49937ecddd4cd86b9d5556732e1c359e51ecff"},"schema_version":"1.0","source":{"id":"1511.01260","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.01260","created_at":"2026-05-18T01:11:35Z"},{"alias_kind":"arxiv_version","alias_value":"1511.01260v2","created_at":"2026-05-18T01:11:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.01260","created_at":"2026-05-18T01:11:35Z"},{"alias_kind":"pith_short_12","alias_value":"JF3ML2FCFJHE","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_16","alias_value":"JF3ML2FCFJHECPVS","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_8","alias_value":"JF3ML2FC","created_at":"2026-05-18T12:29:27Z"}],"graph_snapshots":[{"event_id":"sha256:14fa5d6a0e7f783edd7b8e992151c49cbe34b308af3045560b7991da711776cb","target":"graph","created_at":"2026-05-18T01:11:35Z","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":"In this paper we present a new unified theory of electromagnetic and gravitational interactions. By considering a four-dimensional spacetime as a hypersurface embedded in a five-dimensional bulk spacetime, we derive the complete set of field equations in the four-dimensional spacetime from the five-dimensional Einstein field equation. Besides the Einstein field equation in the four-dimensional spacetime, an electromagnetic field equation is derived: $\\nabla_a F^{ab}-\\xi R^b_{\\;\\,a}A^a=-4\\pi J^b$ with $\\xi=-2$, where $F^{ab}$ is the antisymmetric electromagnetic field tensor defined by the pote","authors_text":"Li-Xin Li","cross_cats":["astro-ph.CO","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2015-11-04T09:41:56Z","title":"A New Unified Theory of Electromagnetic and Gravitational Interactions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.01260","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":"sha256:02c79c3ebfcd8f004ea3df267ad255069cc125dd14c6564b6d757beb7ccb0cc7","target":"record","created_at":"2026-05-18T01:11:35Z","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":"e18091d35f4e5eb1fb6eff031eb603bd4191fa3246713005245a6ab6f23b86d9","cross_cats_sorted":["astro-ph.CO","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2015-11-04T09:41:56Z","title_canon_sha256":"50f85f7aa208cbce64bf92294b49937ecddd4cd86b9d5556732e1c359e51ecff"},"schema_version":"1.0","source":{"id":"1511.01260","kind":"arxiv","version":2}},"canonical_sha256":"4976c5e8a22a4e413eb2062082243172d8596c6415656b47b829db6387b2f489","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4976c5e8a22a4e413eb2062082243172d8596c6415656b47b829db6387b2f489","first_computed_at":"2026-05-18T01:11:35.188854Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:11:35.188854Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rCAakeODuLHJfmUg6hDAOei5xvvbSMcxoAWtStxE2DDTG0clEgIFe2ToitFj6f5CcJhURYiz1ksrwD12Zoe2Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T01:11:35.189277Z","signed_message":"canonical_sha256_bytes"},"source_id":"1511.01260","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:02c79c3ebfcd8f004ea3df267ad255069cc125dd14c6564b6d757beb7ccb0cc7","sha256:14fa5d6a0e7f783edd7b8e992151c49cbe34b308af3045560b7991da711776cb"],"state_sha256":"e066c0259a93fe66a130a93f5be66bcb5299838fd5b85c0c5d7928ef2b5df2d3"}