{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:RB7GPFYYNGAEWTT5EAYHA6CLLP","short_pith_number":"pith:RB7GPFYY","schema_version":"1.0","canonical_sha256":"887e67971869804b4e7d203070784b5bc6c32f6b4c1dc75fd66bfe55f096e498","source":{"kind":"arxiv","id":"1109.5128","version":2},"attestation_state":"computed","paper":{"title":"Eccentric binary neutron star mergers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"gr-qc","authors_text":"Bernd Bruegmann, Frans Pretorius, Marcus Thierfelder, Roman Gold, Sebastiano Bernuzzi","submitted_at":"2011-09-23T16:43:40Z","abstract_excerpt":"Neutron star binaries offer a rich phenomenology in terms of gravitational waves and merger remnants. However, most general relativistic studies have been performed for nearly circular binaries, with the exception of head-on collisions. We present the first numerical relativity investigation of mergers of eccentric equal-mass neutron-star binaries that probes the regime between head-on and circular. In addition to gravitational waves generated by the orbital motion, we find that the signal also contains a strong component due to stellar oscillations (f-modes) induced by tidal forces, extending"},"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":"1109.5128","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2011-09-23T16:43:40Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"6e41afc9285157054c73859dc9f7982817537db838978f13d75b2fd5f01fc476","abstract_canon_sha256":"25d2b360517b10c7cbf651550563aac748543a0a205b9c056a3d4ac51b846851"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:36:56.787274Z","signature_b64":"oWRXpmpmiwxVXUYmnzGvwDckC+jSckEXEpurcOylB3NLPzYZp78mhGWM3AI0zfUhZ/bYlDVvdVMptkq6v7zEDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"887e67971869804b4e7d203070784b5bc6c32f6b4c1dc75fd66bfe55f096e498","last_reissued_at":"2026-05-18T03:36:56.786682Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:36:56.786682Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Eccentric binary neutron star mergers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"gr-qc","authors_text":"Bernd Bruegmann, Frans Pretorius, Marcus Thierfelder, Roman Gold, Sebastiano Bernuzzi","submitted_at":"2011-09-23T16:43:40Z","abstract_excerpt":"Neutron star binaries offer a rich phenomenology in terms of gravitational waves and merger remnants. However, most general relativistic studies have been performed for nearly circular binaries, with the exception of head-on collisions. We present the first numerical relativity investigation of mergers of eccentric equal-mass neutron-star binaries that probes the regime between head-on and circular. In addition to gravitational waves generated by the orbital motion, we find that the signal also contains a strong component due to stellar oscillations (f-modes) induced by tidal forces, extending"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.5128","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":""},"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":"1109.5128","created_at":"2026-05-18T03:36:56.786765+00:00"},{"alias_kind":"arxiv_version","alias_value":"1109.5128v2","created_at":"2026-05-18T03:36:56.786765+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.5128","created_at":"2026-05-18T03:36:56.786765+00:00"},{"alias_kind":"pith_short_12","alias_value":"RB7GPFYYNGAE","created_at":"2026-05-18T12:26:41.206345+00:00"},{"alias_kind":"pith_short_16","alias_value":"RB7GPFYYNGAEWTT5","created_at":"2026-05-18T12:26:41.206345+00:00"},{"alias_kind":"pith_short_8","alias_value":"RB7GPFYY","created_at":"2026-05-18T12:26:41.206345+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/RB7GPFYYNGAEWTT5EAYHA6CLLP","json":"https://pith.science/pith/RB7GPFYYNGAEWTT5EAYHA6CLLP.json","graph_json":"https://pith.science/api/pith-number/RB7GPFYYNGAEWTT5EAYHA6CLLP/graph.json","events_json":"https://pith.science/api/pith-number/RB7GPFYYNGAEWTT5EAYHA6CLLP/events.json","paper":"https://pith.science/paper/RB7GPFYY"},"agent_actions":{"view_html":"https://pith.science/pith/RB7GPFYYNGAEWTT5EAYHA6CLLP","download_json":"https://pith.science/pith/RB7GPFYYNGAEWTT5EAYHA6CLLP.json","view_paper":"https://pith.science/paper/RB7GPFYY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1109.5128&json=true","fetch_graph":"https://pith.science/api/pith-number/RB7GPFYYNGAEWTT5EAYHA6CLLP/graph.json","fetch_events":"https://pith.science/api/pith-number/RB7GPFYYNGAEWTT5EAYHA6CLLP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RB7GPFYYNGAEWTT5EAYHA6CLLP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RB7GPFYYNGAEWTT5EAYHA6CLLP/action/storage_attestation","attest_author":"https://pith.science/pith/RB7GPFYYNGAEWTT5EAYHA6CLLP/action/author_attestation","sign_citation":"https://pith.science/pith/RB7GPFYYNGAEWTT5EAYHA6CLLP/action/citation_signature","submit_replication":"https://pith.science/pith/RB7GPFYYNGAEWTT5EAYHA6CLLP/action/replication_record"}},"created_at":"2026-05-18T03:36:56.786765+00:00","updated_at":"2026-05-18T03:36:56.786765+00:00"}