{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2007:F55GR4D3TQ5R2DNRR2MQYQXWH3","short_pith_number":"pith:F55GR4D3","schema_version":"1.0","canonical_sha256":"2f7a68f07b9c3b1d0db18e990c42f63ed60c8aaab29b649016358ee352f32a06","source":{"kind":"arxiv","id":"0704.3550","version":2},"attestation_state":"computed","paper":{"title":"Final spin of a coalescing black-hole binary: an Effective-One-Body approach","license":"","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Alessandro Nagar, Thibault Damour","submitted_at":"2007-04-26T14:22:01Z","abstract_excerpt":"We update the analytical estimate of the final spin of a coalescing black-hole binary derived within the Effective-One-Body (EOB) approach. We consider unequal-mass non-spinning black-hole binaries. It is found that a more complete account of relevant physical effects (higher post-Newtonian accuracy, ringdown losses) allows the {\\it analytical} EOB estimate to `converge towards' the recently obtained {\\it numerical} results within 2%. This agreement illustrates the ability of the EOB approach to capture the essential physics of coalescing black-hole binaries. Our analytical approach allows one"},"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":"0704.3550","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"gr-qc","submitted_at":"2007-04-26T14:22:01Z","cross_cats_sorted":[],"title_canon_sha256":"2579ed8a6af222be5921787397347923ebc4c8619c51c867c5fbe0b264829dcf","abstract_canon_sha256":"c5852bb986e29e94e59ad389ae340b2ba8856941dde32d8c5cc16756877ae7c4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:21:46.300829Z","signature_b64":"55D155y4PFzu7n565mD/oE4JdE686qeagwfXxix74BQoHjE8Vh5ROVGk/G2xI0KEzkovzpLon1cSFdKARvXgDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2f7a68f07b9c3b1d0db18e990c42f63ed60c8aaab29b649016358ee352f32a06","last_reissued_at":"2026-07-04T15:21:46.300457Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:21:46.300457Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Final spin of a coalescing black-hole binary: an Effective-One-Body approach","license":"","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Alessandro Nagar, Thibault Damour","submitted_at":"2007-04-26T14:22:01Z","abstract_excerpt":"We update the analytical estimate of the final spin of a coalescing black-hole binary derived within the Effective-One-Body (EOB) approach. We consider unequal-mass non-spinning black-hole binaries. It is found that a more complete account of relevant physical effects (higher post-Newtonian accuracy, ringdown losses) allows the {\\it analytical} EOB estimate to `converge towards' the recently obtained {\\it numerical} results within 2%. This agreement illustrates the ability of the EOB approach to capture the essential physics of coalescing black-hole binaries. Our analytical approach allows one"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0704.3550","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/0704.3550/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":"0704.3550","created_at":"2026-07-04T15:21:46.300518+00:00"},{"alias_kind":"arxiv_version","alias_value":"0704.3550v2","created_at":"2026-07-04T15:21:46.300518+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0704.3550","created_at":"2026-07-04T15:21:46.300518+00:00"},{"alias_kind":"pith_short_12","alias_value":"F55GR4D3TQ5R","created_at":"2026-07-04T15:21:46.300518+00:00"},{"alias_kind":"pith_short_16","alias_value":"F55GR4D3TQ5R2DNR","created_at":"2026-07-04T15:21:46.300518+00:00"},{"alias_kind":"pith_short_8","alias_value":"F55GR4D3","created_at":"2026-07-04T15:21:46.300518+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2605.10874","citing_title":"Cusp Formation in Merging Black Hole Horizons","ref_index":27,"is_internal_anchor":true},{"citing_arxiv_id":"2605.10874","citing_title":"Cusp Formation in Merging Black Hole Horizons","ref_index":27,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/F55GR4D3TQ5R2DNRR2MQYQXWH3","json":"https://pith.science/pith/F55GR4D3TQ5R2DNRR2MQYQXWH3.json","graph_json":"https://pith.science/api/pith-number/F55GR4D3TQ5R2DNRR2MQYQXWH3/graph.json","events_json":"https://pith.science/api/pith-number/F55GR4D3TQ5R2DNRR2MQYQXWH3/events.json","paper":"https://pith.science/paper/F55GR4D3"},"agent_actions":{"view_html":"https://pith.science/pith/F55GR4D3TQ5R2DNRR2MQYQXWH3","download_json":"https://pith.science/pith/F55GR4D3TQ5R2DNRR2MQYQXWH3.json","view_paper":"https://pith.science/paper/F55GR4D3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0704.3550&json=true","fetch_graph":"https://pith.science/api/pith-number/F55GR4D3TQ5R2DNRR2MQYQXWH3/graph.json","fetch_events":"https://pith.science/api/pith-number/F55GR4D3TQ5R2DNRR2MQYQXWH3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/F55GR4D3TQ5R2DNRR2MQYQXWH3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/F55GR4D3TQ5R2DNRR2MQYQXWH3/action/storage_attestation","attest_author":"https://pith.science/pith/F55GR4D3TQ5R2DNRR2MQYQXWH3/action/author_attestation","sign_citation":"https://pith.science/pith/F55GR4D3TQ5R2DNRR2MQYQXWH3/action/citation_signature","submit_replication":"https://pith.science/pith/F55GR4D3TQ5R2DNRR2MQYQXWH3/action/replication_record"}},"created_at":"2026-07-04T15:21:46.300518+00:00","updated_at":"2026-07-04T15:21:46.300518+00:00"}