{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2002:ICREKENK6F2TOR2NEGLPMM7NQB","short_pith_number":"pith:ICREKENK","schema_version":"1.0","canonical_sha256":"40a24511aaf17537474d2196f633ed8075bcf823d88f6c619fa8a0de6fd0796b","source":{"kind":"arxiv","id":"gr-qc/0210018","version":1},"attestation_state":"computed","paper":{"title":"Quasi-periodic accretion and gravitational waves from oscillating \"toroidal neutron stars\" around a Schwarzschild black hole","license":"","headline":"","cross_cats":["astro-ph"],"primary_cat":"gr-qc","authors_text":"J. A. Font, L. Rezzolla, O. Zanotti","submitted_at":"2002-10-05T10:23:07Z","abstract_excerpt":"We present general relativistic hydrodynamics simulations of constant specific angular momentum tori orbiting a Schwarzschild black hole. These tori are expected to form as a result of stellar gravitational collapse, binary neutron star merger or disruption, can reach very high rest-mass densities and behave effectively as neutron stars but with a toroidal topology (i.e. ``toroidal neutron stars''). Our attention is here focussed on the dynamical response of these objects to axisymmetric perturbations. We show that, upon the introduction of perturbations, these systems either become unstable t"},"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":"gr-qc/0210018","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"gr-qc","submitted_at":"2002-10-05T10:23:07Z","cross_cats_sorted":["astro-ph"],"title_canon_sha256":"16bb702720bb0aff179f31ad42da0007875a6a6b493ea6ada274f1c3ae3204a3","abstract_canon_sha256":"c6569cbb54a00e19c6ebc2a377c8102f2fa618ecbfa99b031af321c7d71e248c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:26:32.464276Z","signature_b64":"3SVUIaN2kp1ZQ+bypzDvwUPZdwngsinyzr+Jf/01zMh9Rl8n9fZW8/gD1pTfoNwaCFw/B+RkGuVwMhOQq9oKAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"40a24511aaf17537474d2196f633ed8075bcf823d88f6c619fa8a0de6fd0796b","last_reissued_at":"2026-07-04T15:26:32.463818Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:26:32.463818Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Quasi-periodic accretion and gravitational waves from oscillating \"toroidal neutron stars\" around a Schwarzschild black hole","license":"","headline":"","cross_cats":["astro-ph"],"primary_cat":"gr-qc","authors_text":"J. A. Font, L. Rezzolla, O. Zanotti","submitted_at":"2002-10-05T10:23:07Z","abstract_excerpt":"We present general relativistic hydrodynamics simulations of constant specific angular momentum tori orbiting a Schwarzschild black hole. These tori are expected to form as a result of stellar gravitational collapse, binary neutron star merger or disruption, can reach very high rest-mass densities and behave effectively as neutron stars but with a toroidal topology (i.e. ``toroidal neutron stars''). Our attention is here focussed on the dynamical response of these objects to axisymmetric perturbations. We show that, upon the introduction of perturbations, these systems either become unstable t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"gr-qc/0210018","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/gr-qc/0210018/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":"gr-qc/0210018","created_at":"2026-07-04T15:26:32.463868+00:00"},{"alias_kind":"arxiv_version","alias_value":"gr-qc/0210018v1","created_at":"2026-07-04T15:26:32.463868+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.gr-qc/0210018","created_at":"2026-07-04T15:26:32.463868+00:00"},{"alias_kind":"pith_short_12","alias_value":"ICREKENK6F2T","created_at":"2026-07-04T15:26:32.463868+00:00"},{"alias_kind":"pith_short_16","alias_value":"ICREKENK6F2TOR2N","created_at":"2026-07-04T15:26:32.463868+00:00"},{"alias_kind":"pith_short_8","alias_value":"ICREKENK","created_at":"2026-07-04T15:26:32.463868+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/ICREKENK6F2TOR2NEGLPMM7NQB","json":"https://pith.science/pith/ICREKENK6F2TOR2NEGLPMM7NQB.json","graph_json":"https://pith.science/api/pith-number/ICREKENK6F2TOR2NEGLPMM7NQB/graph.json","events_json":"https://pith.science/api/pith-number/ICREKENK6F2TOR2NEGLPMM7NQB/events.json","paper":"https://pith.science/paper/ICREKENK"},"agent_actions":{"view_html":"https://pith.science/pith/ICREKENK6F2TOR2NEGLPMM7NQB","download_json":"https://pith.science/pith/ICREKENK6F2TOR2NEGLPMM7NQB.json","view_paper":"https://pith.science/paper/ICREKENK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=gr-qc/0210018&json=true","fetch_graph":"https://pith.science/api/pith-number/ICREKENK6F2TOR2NEGLPMM7NQB/graph.json","fetch_events":"https://pith.science/api/pith-number/ICREKENK6F2TOR2NEGLPMM7NQB/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ICREKENK6F2TOR2NEGLPMM7NQB/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ICREKENK6F2TOR2NEGLPMM7NQB/action/storage_attestation","attest_author":"https://pith.science/pith/ICREKENK6F2TOR2NEGLPMM7NQB/action/author_attestation","sign_citation":"https://pith.science/pith/ICREKENK6F2TOR2NEGLPMM7NQB/action/citation_signature","submit_replication":"https://pith.science/pith/ICREKENK6F2TOR2NEGLPMM7NQB/action/replication_record"}},"created_at":"2026-07-04T15:26:32.463868+00:00","updated_at":"2026-07-04T15:26:32.463868+00:00"}