{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:IXDW5ZDVVDPZNE4R7F2F54QMXU","short_pith_number":"pith:IXDW5ZDV","schema_version":"1.0","canonical_sha256":"45c76ee475a8df969391f9745ef20cbd0b4a9adfdd8a6670fa2ee0de49577ba2","source":{"kind":"arxiv","id":"1408.4593","version":1},"attestation_state":"computed","paper":{"title":"Massless field perturbations of the spinning C metric","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Andrea Geralico, Christian Cherubini, Donato Bini","submitted_at":"2014-08-20T10:32:38Z","abstract_excerpt":"A single master equation is given describing spin $s\\le2$ test fields that are gauge- and tetrad-invariant perturbations of the {\\it spinning C metric} spacetime representing a source with mass $M$, uniformly rotating with angular momentum per unit mass $a$ and uniformly accelerated with acceleration $A$. This equation can be separated into its radial and angular parts. The behavior of the radial functions near the horizons is studied and used to examine the influence of $A$ on the phenomenon of superradiance, while the angular equation leads to modified spin-weighted spheroidal harmonic solut"},"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":"1408.4593","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-08-20T10:32:38Z","cross_cats_sorted":[],"title_canon_sha256":"88883771a7126df2abc899bd8767edef4c68673e5b3f623528bccae236859e21","abstract_canon_sha256":"a92de183d0cc1ae38349900f122c804ed2d43d6c73246fd13265579d62dbb2af"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:42:16.907582Z","signature_b64":"qBicjyZou94NHbPCyIhvOp5vn0CHAlTf7ecnVL5ba+03a8LqrUNoFIs6dcgOG1v8pip1xwErZ3QdvzGrn909CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"45c76ee475a8df969391f9745ef20cbd0b4a9adfdd8a6670fa2ee0de49577ba2","last_reissued_at":"2026-05-18T01:42:16.906976Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:42:16.906976Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Massless field perturbations of the spinning C metric","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Andrea Geralico, Christian Cherubini, Donato Bini","submitted_at":"2014-08-20T10:32:38Z","abstract_excerpt":"A single master equation is given describing spin $s\\le2$ test fields that are gauge- and tetrad-invariant perturbations of the {\\it spinning C metric} spacetime representing a source with mass $M$, uniformly rotating with angular momentum per unit mass $a$ and uniformly accelerated with acceleration $A$. This equation can be separated into its radial and angular parts. The behavior of the radial functions near the horizons is studied and used to examine the influence of $A$ on the phenomenon of superradiance, while the angular equation leads to modified spin-weighted spheroidal harmonic solut"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1408.4593","kind":"arxiv","version":1},"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":"1408.4593","created_at":"2026-05-18T01:42:16.907051+00:00"},{"alias_kind":"arxiv_version","alias_value":"1408.4593v1","created_at":"2026-05-18T01:42:16.907051+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1408.4593","created_at":"2026-05-18T01:42:16.907051+00:00"},{"alias_kind":"pith_short_12","alias_value":"IXDW5ZDVVDPZ","created_at":"2026-05-18T12:28:33.132498+00:00"},{"alias_kind":"pith_short_16","alias_value":"IXDW5ZDVVDPZNE4R","created_at":"2026-05-18T12:28:33.132498+00:00"},{"alias_kind":"pith_short_8","alias_value":"IXDW5ZDV","created_at":"2026-05-18T12:28:33.132498+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/IXDW5ZDVVDPZNE4R7F2F54QMXU","json":"https://pith.science/pith/IXDW5ZDVVDPZNE4R7F2F54QMXU.json","graph_json":"https://pith.science/api/pith-number/IXDW5ZDVVDPZNE4R7F2F54QMXU/graph.json","events_json":"https://pith.science/api/pith-number/IXDW5ZDVVDPZNE4R7F2F54QMXU/events.json","paper":"https://pith.science/paper/IXDW5ZDV"},"agent_actions":{"view_html":"https://pith.science/pith/IXDW5ZDVVDPZNE4R7F2F54QMXU","download_json":"https://pith.science/pith/IXDW5ZDVVDPZNE4R7F2F54QMXU.json","view_paper":"https://pith.science/paper/IXDW5ZDV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1408.4593&json=true","fetch_graph":"https://pith.science/api/pith-number/IXDW5ZDVVDPZNE4R7F2F54QMXU/graph.json","fetch_events":"https://pith.science/api/pith-number/IXDW5ZDVVDPZNE4R7F2F54QMXU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IXDW5ZDVVDPZNE4R7F2F54QMXU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IXDW5ZDVVDPZNE4R7F2F54QMXU/action/storage_attestation","attest_author":"https://pith.science/pith/IXDW5ZDVVDPZNE4R7F2F54QMXU/action/author_attestation","sign_citation":"https://pith.science/pith/IXDW5ZDVVDPZNE4R7F2F54QMXU/action/citation_signature","submit_replication":"https://pith.science/pith/IXDW5ZDVVDPZNE4R7F2F54QMXU/action/replication_record"}},"created_at":"2026-05-18T01:42:16.907051+00:00","updated_at":"2026-05-18T01:42:16.907051+00:00"}