{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:GOHTXC5HRU5MH53Y43BEC6SG3D","short_pith_number":"pith:GOHTXC5H","schema_version":"1.0","canonical_sha256":"338f3b8ba78d3ac3f778e6c2417a46d8cd3708499eaa176e5b38296f889b13a3","source":{"kind":"arxiv","id":"2508.00481","version":1},"attestation_state":"computed","paper":{"title":"Search for dynamical black hole captures with Gaussian mixture modelling","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Gungwon Kang, Ik Siong Heng, Leigh Smith, Michael Ebersold, Shubhanshu Tiwari, Yeong-Bok Bae","submitted_at":"2025-08-01T09:57:20Z","abstract_excerpt":"Gravitational waves (GWs) are expected to originate from black holes interacting dynamically in dense astrophysical environments. In such environments, given that the velocity and cross section between the interacting black holes is low, dynamical capture may occur. Such events merge on very short timescales with high eccentricities and are expected to be detectable in the LIGO-Virgo-KAGRA (LVK) sensitivity band. In this work, we present a dedicated search for dynamical black hole capture events in the third LVK observing run with the coherent WaveBurst (cWB) algorithm enhanced with Gaussian m"},"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":"2508.00481","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2025-08-01T09:57:20Z","cross_cats_sorted":[],"title_canon_sha256":"3bd9f3021ad036358c97f4903589b13e1842a54703a8741c937337f1dbb4009c","abstract_canon_sha256":"b9087baaae60b633242baeb366808cc554c229d5653398c72372db120eab1c2d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:46:56.942994Z","signature_b64":"TOrWX4fgj8wxnuMzLHoGReOD8Y2e+joW+0XSsM/P0lUkfjq/HUmkkj9195InHRvxpeKBBeWSuTYguHUFoIBfAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"338f3b8ba78d3ac3f778e6c2417a46d8cd3708499eaa176e5b38296f889b13a3","last_reissued_at":"2026-07-05T11:46:56.942550Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:46:56.942550Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Search for dynamical black hole captures with Gaussian mixture modelling","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Gungwon Kang, Ik Siong Heng, Leigh Smith, Michael Ebersold, Shubhanshu Tiwari, Yeong-Bok Bae","submitted_at":"2025-08-01T09:57:20Z","abstract_excerpt":"Gravitational waves (GWs) are expected to originate from black holes interacting dynamically in dense astrophysical environments. In such environments, given that the velocity and cross section between the interacting black holes is low, dynamical capture may occur. Such events merge on very short timescales with high eccentricities and are expected to be detectable in the LIGO-Virgo-KAGRA (LVK) sensitivity band. In this work, we present a dedicated search for dynamical black hole capture events in the third LVK observing run with the coherent WaveBurst (cWB) algorithm enhanced with Gaussian m"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.00481","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/2508.00481/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":"2508.00481","created_at":"2026-07-05T11:46:56.942606+00:00"},{"alias_kind":"arxiv_version","alias_value":"2508.00481v1","created_at":"2026-07-05T11:46:56.942606+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.00481","created_at":"2026-07-05T11:46:56.942606+00:00"},{"alias_kind":"pith_short_12","alias_value":"GOHTXC5HRU5M","created_at":"2026-07-05T11:46:56.942606+00:00"},{"alias_kind":"pith_short_16","alias_value":"GOHTXC5HRU5MH53Y","created_at":"2026-07-05T11:46:56.942606+00:00"},{"alias_kind":"pith_short_8","alias_value":"GOHTXC5H","created_at":"2026-07-05T11:46:56.942606+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/GOHTXC5HRU5MH53Y43BEC6SG3D","json":"https://pith.science/pith/GOHTXC5HRU5MH53Y43BEC6SG3D.json","graph_json":"https://pith.science/api/pith-number/GOHTXC5HRU5MH53Y43BEC6SG3D/graph.json","events_json":"https://pith.science/api/pith-number/GOHTXC5HRU5MH53Y43BEC6SG3D/events.json","paper":"https://pith.science/paper/GOHTXC5H"},"agent_actions":{"view_html":"https://pith.science/pith/GOHTXC5HRU5MH53Y43BEC6SG3D","download_json":"https://pith.science/pith/GOHTXC5HRU5MH53Y43BEC6SG3D.json","view_paper":"https://pith.science/paper/GOHTXC5H","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2508.00481&json=true","fetch_graph":"https://pith.science/api/pith-number/GOHTXC5HRU5MH53Y43BEC6SG3D/graph.json","fetch_events":"https://pith.science/api/pith-number/GOHTXC5HRU5MH53Y43BEC6SG3D/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GOHTXC5HRU5MH53Y43BEC6SG3D/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GOHTXC5HRU5MH53Y43BEC6SG3D/action/storage_attestation","attest_author":"https://pith.science/pith/GOHTXC5HRU5MH53Y43BEC6SG3D/action/author_attestation","sign_citation":"https://pith.science/pith/GOHTXC5HRU5MH53Y43BEC6SG3D/action/citation_signature","submit_replication":"https://pith.science/pith/GOHTXC5HRU5MH53Y43BEC6SG3D/action/replication_record"}},"created_at":"2026-07-05T11:46:56.942606+00:00","updated_at":"2026-07-05T11:46:56.942606+00:00"}