{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2006:T5IPKNCT6PQSPMRDJWNA7JARJM","short_pith_number":"pith:T5IPKNCT","schema_version":"1.0","canonical_sha256":"9f50f53453f3e127b2234d9a0fa4114b055e33744b5bbd67fb06d6fa24ebee71","source":{"kind":"arxiv","id":"gr-qc/0604003","version":2},"attestation_state":"computed","paper":{"title":"Confinement in Einstein's unified field theory","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"D.-E. Liebscher, L. Mihich, S. Antoci","submitted_at":"2006-04-01T15:12:46Z","abstract_excerpt":"After recalling the mathematical structure of Einstein's Hermitian extension of the gravitational theory of 1915, the problem, whether its field equations should admit of phenomenological sources at their right-hand sides, and how this addition should be done, is expounded by relying on a thread of essential insights and achievements by Schr\\\"odinger, Kursunoglu, Lichnerowicz, H\\'ely and Borchsenius. When sources are appended to all the field equations, from the latter and from the contracted Bianchi identities a sort of gravoelectrodynamics appears, that totally departs from the so called Ein"},"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":"gr-qc/0604003","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2006-04-01T15:12:46Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"fb2c1b078a674919aa070b07539edb5f1fe5ef6fa05195cacc148c2194510aba","abstract_canon_sha256":"d79c7aa71de14b075b4caed5b03abbee32e1385e29dcfff53f592244a6d65f87"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:50:37.994283Z","signature_b64":"GENmCH01bAWYAbOflU3GCH1zeLDIjtmX3uIcTfUTzCfrUkI8deOdB7likgFVJvcF4skYgi+Y2fLzufd4keymAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9f50f53453f3e127b2234d9a0fa4114b055e33744b5bbd67fb06d6fa24ebee71","last_reissued_at":"2026-05-18T03:50:37.993560Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:50:37.993560Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Confinement in Einstein's unified field theory","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"D.-E. Liebscher, L. Mihich, S. Antoci","submitted_at":"2006-04-01T15:12:46Z","abstract_excerpt":"After recalling the mathematical structure of Einstein's Hermitian extension of the gravitational theory of 1915, the problem, whether its field equations should admit of phenomenological sources at their right-hand sides, and how this addition should be done, is expounded by relying on a thread of essential insights and achievements by Schr\\\"odinger, Kursunoglu, Lichnerowicz, H\\'ely and Borchsenius. When sources are appended to all the field equations, from the latter and from the contracted Bianchi identities a sort of gravoelectrodynamics appears, that totally departs from the so called Ein"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"gr-qc/0604003","kind":"arxiv","version":2},"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":"gr-qc/0604003","created_at":"2026-05-18T03:50:37.993677+00:00"},{"alias_kind":"arxiv_version","alias_value":"gr-qc/0604003v2","created_at":"2026-05-18T03:50:37.993677+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.gr-qc/0604003","created_at":"2026-05-18T03:50:37.993677+00:00"},{"alias_kind":"pith_short_12","alias_value":"T5IPKNCT6PQS","created_at":"2026-05-18T12:25:54.717736+00:00"},{"alias_kind":"pith_short_16","alias_value":"T5IPKNCT6PQSPMRD","created_at":"2026-05-18T12:25:54.717736+00:00"},{"alias_kind":"pith_short_8","alias_value":"T5IPKNCT","created_at":"2026-05-18T12:25:54.717736+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/T5IPKNCT6PQSPMRDJWNA7JARJM","json":"https://pith.science/pith/T5IPKNCT6PQSPMRDJWNA7JARJM.json","graph_json":"https://pith.science/api/pith-number/T5IPKNCT6PQSPMRDJWNA7JARJM/graph.json","events_json":"https://pith.science/api/pith-number/T5IPKNCT6PQSPMRDJWNA7JARJM/events.json","paper":"https://pith.science/paper/T5IPKNCT"},"agent_actions":{"view_html":"https://pith.science/pith/T5IPKNCT6PQSPMRDJWNA7JARJM","download_json":"https://pith.science/pith/T5IPKNCT6PQSPMRDJWNA7JARJM.json","view_paper":"https://pith.science/paper/T5IPKNCT","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=gr-qc/0604003&json=true","fetch_graph":"https://pith.science/api/pith-number/T5IPKNCT6PQSPMRDJWNA7JARJM/graph.json","fetch_events":"https://pith.science/api/pith-number/T5IPKNCT6PQSPMRDJWNA7JARJM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/T5IPKNCT6PQSPMRDJWNA7JARJM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/T5IPKNCT6PQSPMRDJWNA7JARJM/action/storage_attestation","attest_author":"https://pith.science/pith/T5IPKNCT6PQSPMRDJWNA7JARJM/action/author_attestation","sign_citation":"https://pith.science/pith/T5IPKNCT6PQSPMRDJWNA7JARJM/action/citation_signature","submit_replication":"https://pith.science/pith/T5IPKNCT6PQSPMRDJWNA7JARJM/action/replication_record"}},"created_at":"2026-05-18T03:50:37.993677+00:00","updated_at":"2026-05-18T03:50:37.993677+00:00"}