{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:VN2TZMSBLLPNFW5ZBC7HYRFQAH","short_pith_number":"pith:VN2TZMSB","schema_version":"1.0","canonical_sha256":"ab753cb2415aded2dbb908be7c44b001cbe89e6d529e7b6f41f467a22cb1454c","source":{"kind":"arxiv","id":"2505.01495","version":2},"attestation_state":"computed","paper":{"title":"Evolution of a black hole cluster in full general relativity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"gr-qc","authors_text":"Antonios Tsokaros, Jamie Bamber, Milton Ruiz, Stuart L. Shapiro","submitted_at":"2025-05-02T18:00:00Z","abstract_excerpt":"We evolve for the first time in full general relativity a small, collisional N-body black hole cluster of arbitrary total mass M. The bound cluster is initially compact (radius R/M~10), stable, and consists of 25 equal-mass, nonspinning black holes. The dynamical interactions of compact objects in N-body clusters is of great interest for the formation of black holes in the upper mass gap as well as intermediate and supermassive black holes. These are potential sources of gravitational waves that may be detected by both current and future observatories. Unlike previous N-body Newtonian and post"},"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":"2505.01495","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2025-05-02T18:00:00Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"62522790d02c8634dda634643c1f69fb7e6615d64a6f29ed886fbdcca9ab9633","abstract_canon_sha256":"ed0860dea41d9af93ab50d3939d0757c8e584c0abc5c205521a05afcecd61f98"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:40:54.432085Z","signature_b64":"NWzK9Wro7cwW1fIET15QD2xbjEbhCgatb+IrNwXk3yRCVaOcz2aFrsMAR8KDGi4vNVGLYpAC3LOlWM4bKTbgAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ab753cb2415aded2dbb908be7c44b001cbe89e6d529e7b6f41f467a22cb1454c","last_reissued_at":"2026-07-05T11:40:54.431591Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:40:54.431591Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Evolution of a black hole cluster in full general relativity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"gr-qc","authors_text":"Antonios Tsokaros, Jamie Bamber, Milton Ruiz, Stuart L. Shapiro","submitted_at":"2025-05-02T18:00:00Z","abstract_excerpt":"We evolve for the first time in full general relativity a small, collisional N-body black hole cluster of arbitrary total mass M. The bound cluster is initially compact (radius R/M~10), stable, and consists of 25 equal-mass, nonspinning black holes. The dynamical interactions of compact objects in N-body clusters is of great interest for the formation of black holes in the upper mass gap as well as intermediate and supermassive black holes. These are potential sources of gravitational waves that may be detected by both current and future observatories. Unlike previous N-body Newtonian and post"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.01495","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/2505.01495/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":"2505.01495","created_at":"2026-07-05T11:40:54.431648+00:00"},{"alias_kind":"arxiv_version","alias_value":"2505.01495v2","created_at":"2026-07-05T11:40:54.431648+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.01495","created_at":"2026-07-05T11:40:54.431648+00:00"},{"alias_kind":"pith_short_12","alias_value":"VN2TZMSBLLPN","created_at":"2026-07-05T11:40:54.431648+00:00"},{"alias_kind":"pith_short_16","alias_value":"VN2TZMSBLLPNFW5Z","created_at":"2026-07-05T11:40:54.431648+00:00"},{"alias_kind":"pith_short_8","alias_value":"VN2TZMSB","created_at":"2026-07-05T11:40:54.431648+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":4,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2605.20320","citing_title":"Ringdown and lensing of triple systems","ref_index":83,"is_internal_anchor":false},{"citing_arxiv_id":"2511.00307","citing_title":"Spin-up and mass-gain in hyperbolic encounters of spinning black holes","ref_index":34,"is_internal_anchor":false},{"citing_arxiv_id":"2604.01684","citing_title":"Smoluchowski Coagulation Equation and the Evolution of Primordial Black Hole Clusters","ref_index":140,"is_internal_anchor":false},{"citing_arxiv_id":"2604.25434","citing_title":"Microlensing of fast and slow compact objects","ref_index":22,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/VN2TZMSBLLPNFW5ZBC7HYRFQAH","json":"https://pith.science/pith/VN2TZMSBLLPNFW5ZBC7HYRFQAH.json","graph_json":"https://pith.science/api/pith-number/VN2TZMSBLLPNFW5ZBC7HYRFQAH/graph.json","events_json":"https://pith.science/api/pith-number/VN2TZMSBLLPNFW5ZBC7HYRFQAH/events.json","paper":"https://pith.science/paper/VN2TZMSB"},"agent_actions":{"view_html":"https://pith.science/pith/VN2TZMSBLLPNFW5ZBC7HYRFQAH","download_json":"https://pith.science/pith/VN2TZMSBLLPNFW5ZBC7HYRFQAH.json","view_paper":"https://pith.science/paper/VN2TZMSB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2505.01495&json=true","fetch_graph":"https://pith.science/api/pith-number/VN2TZMSBLLPNFW5ZBC7HYRFQAH/graph.json","fetch_events":"https://pith.science/api/pith-number/VN2TZMSBLLPNFW5ZBC7HYRFQAH/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VN2TZMSBLLPNFW5ZBC7HYRFQAH/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VN2TZMSBLLPNFW5ZBC7HYRFQAH/action/storage_attestation","attest_author":"https://pith.science/pith/VN2TZMSBLLPNFW5ZBC7HYRFQAH/action/author_attestation","sign_citation":"https://pith.science/pith/VN2TZMSBLLPNFW5ZBC7HYRFQAH/action/citation_signature","submit_replication":"https://pith.science/pith/VN2TZMSBLLPNFW5ZBC7HYRFQAH/action/replication_record"}},"created_at":"2026-07-05T11:40:54.431648+00:00","updated_at":"2026-07-05T11:40:54.431648+00:00"}