{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:GUD7EA267PRWXLC4J5R4YGBYRO","short_pith_number":"pith:GUD7EA26","schema_version":"1.0","canonical_sha256":"3507f2035efbe36bac5c4f63cc18388bba3c8283454eabda9a45d1c1392ea106","source":{"kind":"arxiv","id":"1110.1300","version":3},"attestation_state":"computed","paper":{"title":"Dirac equation for massive neutrinos in a Schwarzschild-de Sitter spacetime from a 5D vacuum","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","gr-qc","math-ph","math.MP"],"primary_cat":"hep-th","authors_text":"Mar del Plata University), Mariano Anabitarte, Mauricio Bellini (IFIMAR, Pablo Alejandro S\\'anchez","submitted_at":"2011-10-06T15:32:14Z","abstract_excerpt":"Starting from a Dirac equation for massless neutrino in a 5D Ricci-flat background metric, we obtain the effective 4D equation for massive neutrino in a Schwarzschild-de Sitter (SdS) background metric from an extended SdS 5D Ricci-flat metric. We use the fact that the spin connection is defined to an accuracy of a vector, so that the covariant derivative of the spinor field is strongly dependent of the background geometry. We show that the mass of the neutrino can be induced from the extra space-like dimension."},"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":"1110.1300","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2011-10-06T15:32:14Z","cross_cats_sorted":["astro-ph.HE","gr-qc","math-ph","math.MP"],"title_canon_sha256":"8cee4eb85178875e1106cad3a0b2218ad549d565a1aa024711ff810e9b37373c","abstract_canon_sha256":"99854fa6d7472b645ef7bcbdabdc23c66957fbadeaffa73329dc04dfce7ac919"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:00:16.965556Z","signature_b64":"5e4HW9EwicB98JTOoJjpucgbarstNc/BD+GUWSF90v5l1udXyo0IdSfPgCA9DPrOq5/VNEVUTneQiHbp0GBkCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3507f2035efbe36bac5c4f63cc18388bba3c8283454eabda9a45d1c1392ea106","last_reissued_at":"2026-05-18T02:00:16.964893Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:00:16.964893Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Dirac equation for massive neutrinos in a Schwarzschild-de Sitter spacetime from a 5D vacuum","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","gr-qc","math-ph","math.MP"],"primary_cat":"hep-th","authors_text":"Mar del Plata University), Mariano Anabitarte, Mauricio Bellini (IFIMAR, Pablo Alejandro S\\'anchez","submitted_at":"2011-10-06T15:32:14Z","abstract_excerpt":"Starting from a Dirac equation for massless neutrino in a 5D Ricci-flat background metric, we obtain the effective 4D equation for massive neutrino in a Schwarzschild-de Sitter (SdS) background metric from an extended SdS 5D Ricci-flat metric. We use the fact that the spin connection is defined to an accuracy of a vector, so that the covariant derivative of the spinor field is strongly dependent of the background geometry. We show that the mass of the neutrino can be induced from the extra space-like dimension."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1110.1300","kind":"arxiv","version":3},"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":"1110.1300","created_at":"2026-05-18T02:00:16.964983+00:00"},{"alias_kind":"arxiv_version","alias_value":"1110.1300v3","created_at":"2026-05-18T02:00:16.964983+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1110.1300","created_at":"2026-05-18T02:00:16.964983+00:00"},{"alias_kind":"pith_short_12","alias_value":"GUD7EA267PRW","created_at":"2026-05-18T12:26:30.835961+00:00"},{"alias_kind":"pith_short_16","alias_value":"GUD7EA267PRWXLC4","created_at":"2026-05-18T12:26:30.835961+00:00"},{"alias_kind":"pith_short_8","alias_value":"GUD7EA26","created_at":"2026-05-18T12:26:30.835961+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/GUD7EA267PRWXLC4J5R4YGBYRO","json":"https://pith.science/pith/GUD7EA267PRWXLC4J5R4YGBYRO.json","graph_json":"https://pith.science/api/pith-number/GUD7EA267PRWXLC4J5R4YGBYRO/graph.json","events_json":"https://pith.science/api/pith-number/GUD7EA267PRWXLC4J5R4YGBYRO/events.json","paper":"https://pith.science/paper/GUD7EA26"},"agent_actions":{"view_html":"https://pith.science/pith/GUD7EA267PRWXLC4J5R4YGBYRO","download_json":"https://pith.science/pith/GUD7EA267PRWXLC4J5R4YGBYRO.json","view_paper":"https://pith.science/paper/GUD7EA26","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1110.1300&json=true","fetch_graph":"https://pith.science/api/pith-number/GUD7EA267PRWXLC4J5R4YGBYRO/graph.json","fetch_events":"https://pith.science/api/pith-number/GUD7EA267PRWXLC4J5R4YGBYRO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GUD7EA267PRWXLC4J5R4YGBYRO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GUD7EA267PRWXLC4J5R4YGBYRO/action/storage_attestation","attest_author":"https://pith.science/pith/GUD7EA267PRWXLC4J5R4YGBYRO/action/author_attestation","sign_citation":"https://pith.science/pith/GUD7EA267PRWXLC4J5R4YGBYRO/action/citation_signature","submit_replication":"https://pith.science/pith/GUD7EA267PRWXLC4J5R4YGBYRO/action/replication_record"}},"created_at":"2026-05-18T02:00:16.964983+00:00","updated_at":"2026-05-18T02:00:16.964983+00:00"}