{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:2UOWIC7ODW3SO5BA7OJR3U7TX5","short_pith_number":"pith:2UOWIC7O","schema_version":"1.0","canonical_sha256":"d51d640bee1db7277420fb931dd3f3bf6ab34471850c33ff3a76887082e54563","source":{"kind":"arxiv","id":"1803.05444","version":1},"attestation_state":"computed","paper":{"title":"When do star clusters become multiple star systems? II. Toward a half-life formalism with four bodies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.class-ph"],"primary_cat":"astro-ph.SR","authors_text":"Nathan W. C. Leigh, Rosalba Perna, Taeho Ryu, Teresa Panurach, Timur Ibragimov","submitted_at":"2018-03-14T18:00:06Z","abstract_excerpt":"We present a half-life formalism for describing the disruption of gravitationally-bound few-body systems, with a focus on binary-binary scattering. For negative total encounter energies, the four-body problem has three possible decay products in the point particle limit. For each decay product and a given set of initial conditions, we obtain directly from numerical scattering simulations the half-life for the distribution of disruption times. As in radioactive decay, the half-lives should provide a direct prediction for the relative fractions of each decay product. We test this prediction with"},"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":"1803.05444","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-03-14T18:00:06Z","cross_cats_sorted":["physics.class-ph"],"title_canon_sha256":"8eab6929a171f2473ee5c5b0034be49ff63944cb148cd1cc773aecef103d00f9","abstract_canon_sha256":"d1eee7f1afdeb7ef999b87dd228be54809738a3214628e1dafacd4648a7afbd4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:19:20.302329Z","signature_b64":"QYL6G65PJczQ9Da+in3JyedOHNm8BD6n18dm5fEdF9kBJCAeQ83HVtKkQ+U1E41XwTxUbeYM7gE1sdTCDRx8AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d51d640bee1db7277420fb931dd3f3bf6ab34471850c33ff3a76887082e54563","last_reissued_at":"2026-05-18T00:19:20.301753Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:19:20.301753Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"When do star clusters become multiple star systems? II. Toward a half-life formalism with four bodies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.class-ph"],"primary_cat":"astro-ph.SR","authors_text":"Nathan W. C. Leigh, Rosalba Perna, Taeho Ryu, Teresa Panurach, Timur Ibragimov","submitted_at":"2018-03-14T18:00:06Z","abstract_excerpt":"We present a half-life formalism for describing the disruption of gravitationally-bound few-body systems, with a focus on binary-binary scattering. For negative total encounter energies, the four-body problem has three possible decay products in the point particle limit. For each decay product and a given set of initial conditions, we obtain directly from numerical scattering simulations the half-life for the distribution of disruption times. As in radioactive decay, the half-lives should provide a direct prediction for the relative fractions of each decay product. We test this prediction with"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.05444","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":"1803.05444","created_at":"2026-05-18T00:19:20.301830+00:00"},{"alias_kind":"arxiv_version","alias_value":"1803.05444v1","created_at":"2026-05-18T00:19:20.301830+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.05444","created_at":"2026-05-18T00:19:20.301830+00:00"},{"alias_kind":"pith_short_12","alias_value":"2UOWIC7ODW3S","created_at":"2026-05-18T12:32:02.567920+00:00"},{"alias_kind":"pith_short_16","alias_value":"2UOWIC7ODW3SO5BA","created_at":"2026-05-18T12:32:02.567920+00:00"},{"alias_kind":"pith_short_8","alias_value":"2UOWIC7O","created_at":"2026-05-18T12:32:02.567920+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/2UOWIC7ODW3SO5BA7OJR3U7TX5","json":"https://pith.science/pith/2UOWIC7ODW3SO5BA7OJR3U7TX5.json","graph_json":"https://pith.science/api/pith-number/2UOWIC7ODW3SO5BA7OJR3U7TX5/graph.json","events_json":"https://pith.science/api/pith-number/2UOWIC7ODW3SO5BA7OJR3U7TX5/events.json","paper":"https://pith.science/paper/2UOWIC7O"},"agent_actions":{"view_html":"https://pith.science/pith/2UOWIC7ODW3SO5BA7OJR3U7TX5","download_json":"https://pith.science/pith/2UOWIC7ODW3SO5BA7OJR3U7TX5.json","view_paper":"https://pith.science/paper/2UOWIC7O","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1803.05444&json=true","fetch_graph":"https://pith.science/api/pith-number/2UOWIC7ODW3SO5BA7OJR3U7TX5/graph.json","fetch_events":"https://pith.science/api/pith-number/2UOWIC7ODW3SO5BA7OJR3U7TX5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2UOWIC7ODW3SO5BA7OJR3U7TX5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2UOWIC7ODW3SO5BA7OJR3U7TX5/action/storage_attestation","attest_author":"https://pith.science/pith/2UOWIC7ODW3SO5BA7OJR3U7TX5/action/author_attestation","sign_citation":"https://pith.science/pith/2UOWIC7ODW3SO5BA7OJR3U7TX5/action/citation_signature","submit_replication":"https://pith.science/pith/2UOWIC7ODW3SO5BA7OJR3U7TX5/action/replication_record"}},"created_at":"2026-05-18T00:19:20.301830+00:00","updated_at":"2026-05-18T00:19:20.301830+00:00"}