{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:QQ6RYC6AYI7LGA4N73TJXB3KDQ","short_pith_number":"pith:QQ6RYC6A","schema_version":"1.0","canonical_sha256":"843d1c0bc0c23eb3038dfee69b876a1c16a605d6a13404673dedc74a567a55be","source":{"kind":"arxiv","id":"2304.03786","version":1},"attestation_state":"computed","paper":{"title":"Efficient large-scale, targeted gravitational-wave probes of supermassive black-hole binaries","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA","astro-ph.HE"],"primary_cat":"gr-qc","authors_text":"Caitlin A. Witt, Jessie Runnoe, Maria Charisi, Stephen R. Taylor","submitted_at":"2023-04-07T18:00:00Z","abstract_excerpt":"Supermassive black hole binaries are promising sources of low-frequency gravitational waves (GWs) and bright electromagnetic emission. Pulsar timing array searches for resolved binaries are complex and computationally expensive and so far limited to only a few sources. We present an efficient approximation that empowers large-scale targeted multi-messenger searches by neglecting GW signal components from the pulsar term. This Earth-term approximation provides similar constraints on the total mass and GW frequency of the binary, yet is $>100$ times more efficient."},"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":"2304.03786","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2023-04-07T18:00:00Z","cross_cats_sorted":["astro-ph.GA","astro-ph.HE"],"title_canon_sha256":"ea0957d0615d29ddc848c8301acc50e2710de9e837a253c20119760b33318eaa","abstract_canon_sha256":"64dafab150d501cd29624eb4c758d0ffee8c3a105911dc6126584199e2be2b34"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:59:07.498398Z","signature_b64":"9RepCNkRY/jHFQeGFlmEURtKekjQw606GR3pcnz5TOlmw42rk4JDLFNSebisnMTrXhtuLMzhfuRBeHm/hQWwBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"843d1c0bc0c23eb3038dfee69b876a1c16a605d6a13404673dedc74a567a55be","last_reissued_at":"2026-07-05T05:59:07.497970Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:59:07.497970Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Efficient large-scale, targeted gravitational-wave probes of supermassive black-hole binaries","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA","astro-ph.HE"],"primary_cat":"gr-qc","authors_text":"Caitlin A. Witt, Jessie Runnoe, Maria Charisi, Stephen R. Taylor","submitted_at":"2023-04-07T18:00:00Z","abstract_excerpt":"Supermassive black hole binaries are promising sources of low-frequency gravitational waves (GWs) and bright electromagnetic emission. Pulsar timing array searches for resolved binaries are complex and computationally expensive and so far limited to only a few sources. We present an efficient approximation that empowers large-scale targeted multi-messenger searches by neglecting GW signal components from the pulsar term. This Earth-term approximation provides similar constraints on the total mass and GW frequency of the binary, yet is $>100$ times more efficient."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2304.03786","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2304.03786/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2304.03786","created_at":"2026-07-05T05:59:07.498030+00:00"},{"alias_kind":"arxiv_version","alias_value":"2304.03786v1","created_at":"2026-07-05T05:59:07.498030+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2304.03786","created_at":"2026-07-05T05:59:07.498030+00:00"},{"alias_kind":"pith_short_12","alias_value":"QQ6RYC6AYI7L","created_at":"2026-07-05T05:59:07.498030+00:00"},{"alias_kind":"pith_short_16","alias_value":"QQ6RYC6AYI7LGA4N","created_at":"2026-07-05T05:59:07.498030+00:00"},{"alias_kind":"pith_short_8","alias_value":"QQ6RYC6A","created_at":"2026-07-05T05:59:07.498030+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":3,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2510.01316","citing_title":"Expectations for the first supermassive black-hole binary resolved by PTAs II: Milestones for binary characterization","ref_index":66,"is_internal_anchor":false},{"citing_arxiv_id":"2510.01317","citing_title":"Expectations for the first supermassive black-hole binary resolved by PTAs I: Model efficacy","ref_index":39,"is_internal_anchor":false},{"citing_arxiv_id":"2605.05512","citing_title":"Testing General Relativity with Individual Supermassive Black Hole Binaries","ref_index":73,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/QQ6RYC6AYI7LGA4N73TJXB3KDQ","json":"https://pith.science/pith/QQ6RYC6AYI7LGA4N73TJXB3KDQ.json","graph_json":"https://pith.science/api/pith-number/QQ6RYC6AYI7LGA4N73TJXB3KDQ/graph.json","events_json":"https://pith.science/api/pith-number/QQ6RYC6AYI7LGA4N73TJXB3KDQ/events.json","paper":"https://pith.science/paper/QQ6RYC6A"},"agent_actions":{"view_html":"https://pith.science/pith/QQ6RYC6AYI7LGA4N73TJXB3KDQ","download_json":"https://pith.science/pith/QQ6RYC6AYI7LGA4N73TJXB3KDQ.json","view_paper":"https://pith.science/paper/QQ6RYC6A","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2304.03786&json=true","fetch_graph":"https://pith.science/api/pith-number/QQ6RYC6AYI7LGA4N73TJXB3KDQ/graph.json","fetch_events":"https://pith.science/api/pith-number/QQ6RYC6AYI7LGA4N73TJXB3KDQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QQ6RYC6AYI7LGA4N73TJXB3KDQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QQ6RYC6AYI7LGA4N73TJXB3KDQ/action/storage_attestation","attest_author":"https://pith.science/pith/QQ6RYC6AYI7LGA4N73TJXB3KDQ/action/author_attestation","sign_citation":"https://pith.science/pith/QQ6RYC6AYI7LGA4N73TJXB3KDQ/action/citation_signature","submit_replication":"https://pith.science/pith/QQ6RYC6AYI7LGA4N73TJXB3KDQ/action/replication_record"}},"created_at":"2026-07-05T05:59:07.498030+00:00","updated_at":"2026-07-05T05:59:07.498030+00:00"}