{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2002:5MIVYQXT3TKGFCGPMPEJYULIZX","short_pith_number":"pith:5MIVYQXT","schema_version":"1.0","canonical_sha256":"eb115c42f3dcd46288cf63c89c5168cdf8961b80c8144f980bec67d44f72912f","source":{"kind":"arxiv","id":"astro-ph/0202077","version":1},"attestation_state":"computed","paper":{"title":"Discovery of complex narrow X-ray absorption features from the low-mass X-ray binary GX13+1 with XMM-Newton","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A.N.Parmar, D.Lumb (ESA/ESTEC, Italy), L.Sidoli (IASF/CNR, Milano, Noordwijk, the Netherlands), T.Oosterbroek","submitted_at":"2002-02-04T17:40:50Z","abstract_excerpt":"We report the detection of a complex of narrow X-ray absorption features from the low-mass X-ray binary GX13+1 during 3 XMM-Newton observations in 2000 March and April. The features are consistent with being due to resonant scattering of the K_alpha and K_beta lines of He- and H-like iron (Fe xxv and Fe xxvi) and H-like calcium (Ca xx) K_alpha. Only the Fe xxvi K_alpha line has been previously observed from GX13+1. Due to the closeness in energy the Fe xxv and Fe xxvi K_beta features may also be ascribed to Nixxvii and Nixxviii K_alpha, respectively. We also find evidence for the presence of a"},"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/0202077","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2002-02-04T17:40:50Z","cross_cats_sorted":[],"title_canon_sha256":"26ec6870435d87ca15f89a36a63228897f3dc8996e1c70843077ae05d0271b80","abstract_canon_sha256":"afbe98831f7ef2abe473cfd6e674b43d3d9562480f330368d9ac8f26fcd3cd86"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:29:21.798470Z","signature_b64":"J5vLDCIm7sr84Wn2Zs9ilN+oMkQWcRMlTEnvWE8K0U0OPNXLAr4t3o6jEi+ungIGC8szeuvXaelGHqlFtvhTCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"eb115c42f3dcd46288cf63c89c5168cdf8961b80c8144f980bec67d44f72912f","last_reissued_at":"2026-07-04T16:29:21.798070Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:29:21.798070Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Discovery of complex narrow X-ray absorption features from the low-mass X-ray binary GX13+1 with XMM-Newton","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A.N.Parmar, D.Lumb (ESA/ESTEC, Italy), L.Sidoli (IASF/CNR, Milano, Noordwijk, the Netherlands), T.Oosterbroek","submitted_at":"2002-02-04T17:40:50Z","abstract_excerpt":"We report the detection of a complex of narrow X-ray absorption features from the low-mass X-ray binary GX13+1 during 3 XMM-Newton observations in 2000 March and April. The features are consistent with being due to resonant scattering of the K_alpha and K_beta lines of He- and H-like iron (Fe xxv and Fe xxvi) and H-like calcium (Ca xx) K_alpha. Only the Fe xxvi K_alpha line has been previously observed from GX13+1. Due to the closeness in energy the Fe xxv and Fe xxvi K_beta features may also be ascribed to Nixxvii and Nixxviii K_alpha, respectively. We also find evidence for the presence of a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0202077","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/astro-ph/0202077/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/0202077","created_at":"2026-07-04T16:29:21.798128+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0202077v1","created_at":"2026-07-04T16:29:21.798128+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0202077","created_at":"2026-07-04T16:29:21.798128+00:00"},{"alias_kind":"pith_short_12","alias_value":"5MIVYQXT3TKG","created_at":"2026-07-04T16:29:21.798128+00:00"},{"alias_kind":"pith_short_16","alias_value":"5MIVYQXT3TKGFCGP","created_at":"2026-07-04T16:29:21.798128+00:00"},{"alias_kind":"pith_short_8","alias_value":"5MIVYQXT","created_at":"2026-07-04T16:29:21.798128+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/5MIVYQXT3TKGFCGPMPEJYULIZX","json":"https://pith.science/pith/5MIVYQXT3TKGFCGPMPEJYULIZX.json","graph_json":"https://pith.science/api/pith-number/5MIVYQXT3TKGFCGPMPEJYULIZX/graph.json","events_json":"https://pith.science/api/pith-number/5MIVYQXT3TKGFCGPMPEJYULIZX/events.json","paper":"https://pith.science/paper/5MIVYQXT"},"agent_actions":{"view_html":"https://pith.science/pith/5MIVYQXT3TKGFCGPMPEJYULIZX","download_json":"https://pith.science/pith/5MIVYQXT3TKGFCGPMPEJYULIZX.json","view_paper":"https://pith.science/paper/5MIVYQXT","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0202077&json=true","fetch_graph":"https://pith.science/api/pith-number/5MIVYQXT3TKGFCGPMPEJYULIZX/graph.json","fetch_events":"https://pith.science/api/pith-number/5MIVYQXT3TKGFCGPMPEJYULIZX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5MIVYQXT3TKGFCGPMPEJYULIZX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5MIVYQXT3TKGFCGPMPEJYULIZX/action/storage_attestation","attest_author":"https://pith.science/pith/5MIVYQXT3TKGFCGPMPEJYULIZX/action/author_attestation","sign_citation":"https://pith.science/pith/5MIVYQXT3TKGFCGPMPEJYULIZX/action/citation_signature","submit_replication":"https://pith.science/pith/5MIVYQXT3TKGFCGPMPEJYULIZX/action/replication_record"}},"created_at":"2026-07-04T16:29:21.798128+00:00","updated_at":"2026-07-04T16:29:21.798128+00:00"}