{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:5MGIQDI5PJ7FO34WWVMPVS5JCZ","short_pith_number":"pith:5MGIQDI5","schema_version":"1.0","canonical_sha256":"eb0c880d1d7a7e576f96b558facba9166bbbb4fe86fb2bfcca159345cf30e654","source":{"kind":"arxiv","id":"1110.1330","version":3},"attestation_state":"computed","paper":{"title":"Bimetric Relativity and the Opera Neutrino Experiment","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"J. W. Moffat","submitted_at":"2011-10-06T17:30:38Z","abstract_excerpt":"We investigate the possibility of explaining the propagation of neutrinos measured by the OPERA experiment with $\\delta v_\\nu=(v_\\nu-c_0)/c_0$, where $c_0$ is the speed of light in vacuum, using a bimetric relativity model. The geometry of the bimetric model has two metrics in spacetime. One metric $g_{\\mu\\nu}$ possesses a null cone along which massless gravitons and photons travel with the constant speed $c_0$, while the other `matter' metric ${\\hat g}_{\\mu\\nu}=g_{\\mu\\nu}+\\beta\\psi_\\mu\\psi_\\nu$ has a null cone with a bigger speed $c > c_0$ with $0 < \\delta v_\\nu\\ll c/c_0$. This second cone st"},"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":"1110.1330","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-10-06T17:30:38Z","cross_cats_sorted":[],"title_canon_sha256":"f8a96b1969955018ce552b433e5f58c6298b9c62535fca323772b32a630b8432","abstract_canon_sha256":"35adb99341bea619ab56b0aeb5dfe38a0dd7aa42d5c03177b9a8a054fd4b996a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:11:08.123164Z","signature_b64":"9Jig683aLElbO5ysQSUPro74Nj+4ZWth1fnvaFsvZXepg0eZjLI4HDbmPmoAk1mSbW5at4cROlKxx2+oilJWBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"eb0c880d1d7a7e576f96b558facba9166bbbb4fe86fb2bfcca159345cf30e654","last_reissued_at":"2026-05-18T04:11:08.122698Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:11:08.122698Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Bimetric Relativity and the Opera Neutrino Experiment","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"J. W. Moffat","submitted_at":"2011-10-06T17:30:38Z","abstract_excerpt":"We investigate the possibility of explaining the propagation of neutrinos measured by the OPERA experiment with $\\delta v_\\nu=(v_\\nu-c_0)/c_0$, where $c_0$ is the speed of light in vacuum, using a bimetric relativity model. The geometry of the bimetric model has two metrics in spacetime. One metric $g_{\\mu\\nu}$ possesses a null cone along which massless gravitons and photons travel with the constant speed $c_0$, while the other `matter' metric ${\\hat g}_{\\mu\\nu}=g_{\\mu\\nu}+\\beta\\psi_\\mu\\psi_\\nu$ has a null cone with a bigger speed $c > c_0$ with $0 < \\delta v_\\nu\\ll c/c_0$. This second cone st"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1110.1330","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":"1110.1330","created_at":"2026-05-18T04:11:08.122763+00:00"},{"alias_kind":"arxiv_version","alias_value":"1110.1330v3","created_at":"2026-05-18T04:11:08.122763+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1110.1330","created_at":"2026-05-18T04:11:08.122763+00:00"},{"alias_kind":"pith_short_12","alias_value":"5MGIQDI5PJ7F","created_at":"2026-05-18T12:26:20.644004+00:00"},{"alias_kind":"pith_short_16","alias_value":"5MGIQDI5PJ7FO34W","created_at":"2026-05-18T12:26:20.644004+00:00"},{"alias_kind":"pith_short_8","alias_value":"5MGIQDI5","created_at":"2026-05-18T12:26:20.644004+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"1908.06501","citing_title":"Spinning and Spinning Deviation Equations of Bi-metric Type Theories","ref_index":26,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/5MGIQDI5PJ7FO34WWVMPVS5JCZ","json":"https://pith.science/pith/5MGIQDI5PJ7FO34WWVMPVS5JCZ.json","graph_json":"https://pith.science/api/pith-number/5MGIQDI5PJ7FO34WWVMPVS5JCZ/graph.json","events_json":"https://pith.science/api/pith-number/5MGIQDI5PJ7FO34WWVMPVS5JCZ/events.json","paper":"https://pith.science/paper/5MGIQDI5"},"agent_actions":{"view_html":"https://pith.science/pith/5MGIQDI5PJ7FO34WWVMPVS5JCZ","download_json":"https://pith.science/pith/5MGIQDI5PJ7FO34WWVMPVS5JCZ.json","view_paper":"https://pith.science/paper/5MGIQDI5","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1110.1330&json=true","fetch_graph":"https://pith.science/api/pith-number/5MGIQDI5PJ7FO34WWVMPVS5JCZ/graph.json","fetch_events":"https://pith.science/api/pith-number/5MGIQDI5PJ7FO34WWVMPVS5JCZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5MGIQDI5PJ7FO34WWVMPVS5JCZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5MGIQDI5PJ7FO34WWVMPVS5JCZ/action/storage_attestation","attest_author":"https://pith.science/pith/5MGIQDI5PJ7FO34WWVMPVS5JCZ/action/author_attestation","sign_citation":"https://pith.science/pith/5MGIQDI5PJ7FO34WWVMPVS5JCZ/action/citation_signature","submit_replication":"https://pith.science/pith/5MGIQDI5PJ7FO34WWVMPVS5JCZ/action/replication_record"}},"created_at":"2026-05-18T04:11:08.122763+00:00","updated_at":"2026-05-18T04:11:08.122763+00:00"}