{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:1997:UWXRLXLUOGTIFR7W4HANXXXUP4","short_pith_number":"pith:UWXRLXLU","schema_version":"1.0","canonical_sha256":"a5af15dd7471a682c7f6e1c0dbdef47f1959aadbd5127c56a4cb4f59b12ba154","source":{"kind":"arxiv","id":"astro-ph/9712023","version":1},"attestation_state":"computed","paper":{"title":"BeppoSAX observations of the X-ray binary pulsar 4U1626-67","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"(3) ESTEC/ESA Noordwijk), A.N. Parmar (3) ((1) TeSRE/CNR Bologna, A. Santangelo (2), A. Segreto (2), D. Dal Fiume (1), F. Frontera (1), IFCAI/CNR Palermo, M. Orlandini (1), S. Del Sordo (2), S. Piraino (2), T. Oosterbroek (3)","submitted_at":"1997-12-02T11:24:39Z","abstract_excerpt":"We report on observations of the low-mass X-ray binary 4U1626-67 performed during the BeppoSAX Science Verification Phase. We present the broad-band 0.1-100 keV pulse averaged spectrum, that is well fit by a two-component function: a 0.27 +/- 0.02 keV blackbody and an absorbed power law with a photon index of 0.89 +/- 0.02. A very deep and narrow absorption feature at 38 keV, attributable to electron cyclotron resonance, is clearly visible in the broad-band spectrum. It corresponds to a neutron star magnetic field strength of 3.3 x 10^{12} G. The 4U1626-67 pulse profiles show a dramatic depend"},"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/9712023","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"1997-12-02T11:24:39Z","cross_cats_sorted":[],"title_canon_sha256":"d0362a14c60d682ecc3be8166d574c25179e7d05f42cc1bdc423f3c44668654c","abstract_canon_sha256":"b93bf9d2efec0553c442109d58223d1df57af034a01fffa59a6793d4aae6974e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:40:14.829445Z","signature_b64":"X3jzB+/C+Ig3eqy5AsurO2f9gbSVaPk4+vAOaBqvCZkKl7G1moqa73QipF5s5TwexzxGLZ4DCOgU5ESA00LgCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a5af15dd7471a682c7f6e1c0dbdef47f1959aadbd5127c56a4cb4f59b12ba154","last_reissued_at":"2026-05-18T01:40:14.828936Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:40:14.828936Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"BeppoSAX observations of the X-ray binary pulsar 4U1626-67","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"(3) ESTEC/ESA Noordwijk), A.N. Parmar (3) ((1) TeSRE/CNR Bologna, A. Santangelo (2), A. Segreto (2), D. Dal Fiume (1), F. Frontera (1), IFCAI/CNR Palermo, M. Orlandini (1), S. Del Sordo (2), S. Piraino (2), T. Oosterbroek (3)","submitted_at":"1997-12-02T11:24:39Z","abstract_excerpt":"We report on observations of the low-mass X-ray binary 4U1626-67 performed during the BeppoSAX Science Verification Phase. We present the broad-band 0.1-100 keV pulse averaged spectrum, that is well fit by a two-component function: a 0.27 +/- 0.02 keV blackbody and an absorbed power law with a photon index of 0.89 +/- 0.02. A very deep and narrow absorption feature at 38 keV, attributable to electron cyclotron resonance, is clearly visible in the broad-band spectrum. It corresponds to a neutron star magnetic field strength of 3.3 x 10^{12} G. The 4U1626-67 pulse profiles show a dramatic depend"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9712023","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":""},"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/9712023","created_at":"2026-05-18T01:40:14.829022+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9712023v1","created_at":"2026-05-18T01:40:14.829022+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9712023","created_at":"2026-05-18T01:40:14.829022+00:00"},{"alias_kind":"pith_short_12","alias_value":"UWXRLXLUOGTI","created_at":"2026-05-18T12:25:48.327863+00:00"},{"alias_kind":"pith_short_16","alias_value":"UWXRLXLUOGTIFR7W","created_at":"2026-05-18T12:25:48.327863+00:00"},{"alias_kind":"pith_short_8","alias_value":"UWXRLXLU","created_at":"2026-05-18T12:25:48.327863+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/UWXRLXLUOGTIFR7W4HANXXXUP4","json":"https://pith.science/pith/UWXRLXLUOGTIFR7W4HANXXXUP4.json","graph_json":"https://pith.science/api/pith-number/UWXRLXLUOGTIFR7W4HANXXXUP4/graph.json","events_json":"https://pith.science/api/pith-number/UWXRLXLUOGTIFR7W4HANXXXUP4/events.json","paper":"https://pith.science/paper/UWXRLXLU"},"agent_actions":{"view_html":"https://pith.science/pith/UWXRLXLUOGTIFR7W4HANXXXUP4","download_json":"https://pith.science/pith/UWXRLXLUOGTIFR7W4HANXXXUP4.json","view_paper":"https://pith.science/paper/UWXRLXLU","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/9712023&json=true","fetch_graph":"https://pith.science/api/pith-number/UWXRLXLUOGTIFR7W4HANXXXUP4/graph.json","fetch_events":"https://pith.science/api/pith-number/UWXRLXLUOGTIFR7W4HANXXXUP4/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/UWXRLXLUOGTIFR7W4HANXXXUP4/action/timestamp_anchor","attest_storage":"https://pith.science/pith/UWXRLXLUOGTIFR7W4HANXXXUP4/action/storage_attestation","attest_author":"https://pith.science/pith/UWXRLXLUOGTIFR7W4HANXXXUP4/action/author_attestation","sign_citation":"https://pith.science/pith/UWXRLXLUOGTIFR7W4HANXXXUP4/action/citation_signature","submit_replication":"https://pith.science/pith/UWXRLXLUOGTIFR7W4HANXXXUP4/action/replication_record"}},"created_at":"2026-05-18T01:40:14.829022+00:00","updated_at":"2026-05-18T01:40:14.829022+00:00"}