{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2002:2D2QBXOZYZGRFXKY2XSYBB2HJS","short_pith_number":"pith:2D2QBXOZ","schema_version":"1.0","canonical_sha256":"d0f500ddd9c64d12dd58d5e58087474c95cda8b38ddcc835ec24de4dd008ee75","source":{"kind":"arxiv","id":"astro-ph/0206490","version":2},"attestation_state":"computed","paper":{"title":"Evidence for a 2:3 resonance in Sco X-1 kHz QPOs","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"M.A. Abramowicz, M. Bursa, T. Bulik, W. Kluzniak","submitted_at":"2002-06-27T19:31:08Z","abstract_excerpt":"We find evidence that the two high frequency QPOs in Sco X-1 are, more often than not, approximately in the 2:3 frequency ratio familiar from studies of black hole candidates (e.g., XTE J1550-564, Remillard et al. 2002). This implies that the double kHz QPO phenomenon in neutron stars has its origin in properties of strong-field gravity and has little to do with the rotation of a stellar surface or any magnetic field structure anchored in the star."},"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":"astro-ph/0206490","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2002-06-27T19:31:08Z","cross_cats_sorted":[],"title_canon_sha256":"e06ef5c2ae2d81abff3aaa745127753bd00eca2b0d4aa839f7bdc6ae043f7950","abstract_canon_sha256":"95c5aaab209d50fb2e719cc975e8b18cec12d66dee6ed6c74132138e844ea267"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:30:17.800784Z","signature_b64":"NnE0nPQ8mhh0xy49WmQvA4l+1n3+zGL7kEli4YPwKZZa/m2yDkijHDbNNxUl5EhVwqz0WoPnUTpJ5+JyWdSDDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d0f500ddd9c64d12dd58d5e58087474c95cda8b38ddcc835ec24de4dd008ee75","last_reissued_at":"2026-07-04T16:30:17.800306Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:30:17.800306Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Evidence for a 2:3 resonance in Sco X-1 kHz QPOs","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"M.A. Abramowicz, M. Bursa, T. Bulik, W. Kluzniak","submitted_at":"2002-06-27T19:31:08Z","abstract_excerpt":"We find evidence that the two high frequency QPOs in Sco X-1 are, more often than not, approximately in the 2:3 frequency ratio familiar from studies of black hole candidates (e.g., XTE J1550-564, Remillard et al. 2002). This implies that the double kHz QPO phenomenon in neutron stars has its origin in properties of strong-field gravity and has little to do with the rotation of a stellar surface or any magnetic field structure anchored in the star."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0206490","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/astro-ph/0206490/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":"astro-ph/0206490","created_at":"2026-07-04T16:30:17.800382+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0206490v2","created_at":"2026-07-04T16:30:17.800382+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0206490","created_at":"2026-07-04T16:30:17.800382+00:00"},{"alias_kind":"pith_short_12","alias_value":"2D2QBXOZYZGR","created_at":"2026-07-04T16:30:17.800382+00:00"},{"alias_kind":"pith_short_16","alias_value":"2D2QBXOZYZGRFXKY","created_at":"2026-07-04T16:30:17.800382+00:00"},{"alias_kind":"pith_short_8","alias_value":"2D2QBXOZ","created_at":"2026-07-04T16:30:17.800382+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2601.07736","citing_title":"Epicyclic motion of charged particles around a weakly magnetized Kiselev black hole","ref_index":33,"is_internal_anchor":true},{"citing_arxiv_id":"2604.25254","citing_title":"The properties and predictions of quasi-periodic oscillations around a black hole in nonlocal gravity","ref_index":60,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/2D2QBXOZYZGRFXKY2XSYBB2HJS","json":"https://pith.science/pith/2D2QBXOZYZGRFXKY2XSYBB2HJS.json","graph_json":"https://pith.science/api/pith-number/2D2QBXOZYZGRFXKY2XSYBB2HJS/graph.json","events_json":"https://pith.science/api/pith-number/2D2QBXOZYZGRFXKY2XSYBB2HJS/events.json","paper":"https://pith.science/paper/2D2QBXOZ"},"agent_actions":{"view_html":"https://pith.science/pith/2D2QBXOZYZGRFXKY2XSYBB2HJS","download_json":"https://pith.science/pith/2D2QBXOZYZGRFXKY2XSYBB2HJS.json","view_paper":"https://pith.science/paper/2D2QBXOZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0206490&json=true","fetch_graph":"https://pith.science/api/pith-number/2D2QBXOZYZGRFXKY2XSYBB2HJS/graph.json","fetch_events":"https://pith.science/api/pith-number/2D2QBXOZYZGRFXKY2XSYBB2HJS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2D2QBXOZYZGRFXKY2XSYBB2HJS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2D2QBXOZYZGRFXKY2XSYBB2HJS/action/storage_attestation","attest_author":"https://pith.science/pith/2D2QBXOZYZGRFXKY2XSYBB2HJS/action/author_attestation","sign_citation":"https://pith.science/pith/2D2QBXOZYZGRFXKY2XSYBB2HJS/action/citation_signature","submit_replication":"https://pith.science/pith/2D2QBXOZYZGRFXKY2XSYBB2HJS/action/replication_record"}},"created_at":"2026-07-04T16:30:17.800382+00:00","updated_at":"2026-07-04T16:30:17.800382+00:00"}