{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:VIJ5N7THMENBQL52Q5RTDGBWR3","short_pith_number":"pith:VIJ5N7TH","schema_version":"1.0","canonical_sha256":"aa13d6fe67611a182fba87633198368ecc450970f9e266c5b2f563082b90fb6a","source":{"kind":"arxiv","id":"1201.5649","version":1},"attestation_state":"computed","paper":{"title":"GX~3+1: the stability of spectral index as a function of mass accretion rate","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Elena Seifina (MSU, GAISH), GMU, Lev Titarchuk (University of Ferrara, NASA/GSFC)","submitted_at":"2012-01-26T21:10:06Z","abstract_excerpt":"We present an analysis of the spectral and timing properties observed in X-rays from neutron star binary GX~3+1. We analyze all observations of this source obtained with the RXTE and BeppoSAX satellites. We find that the X-ray broad-band energy spectra during these spectral transitions can be adequately reproduced by a composition of a low-temperature blackbody component, a Comptonized component (COMPTB) and Gaussian component. We argue that the electron temperature kT_e of the Compton cloud monotonically increases from 2.3 keV to 4.5 keV, when GX~3+1 makes a spectral transition. Using a disk "},"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":"1201.5649","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2012-01-26T21:10:06Z","cross_cats_sorted":[],"title_canon_sha256":"e05cac8316fb095cee90511de014ad9d18cdff27e71c9f00177d0671e0efd498","abstract_canon_sha256":"489e5428b818c32ba8766b6295d4e7af3e3ce397dc35107e9ac886b7569c71e1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:58:41.165417Z","signature_b64":"9mn7Rgqs63nDJVdvLMmYDxW6fohc5KpsKOzjRbxrovxv+FMLzAlM8LxG23cpHbLgUunePyaRWO49dhx33DFSDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"aa13d6fe67611a182fba87633198368ecc450970f9e266c5b2f563082b90fb6a","last_reissued_at":"2026-05-18T01:58:41.164795Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:58:41.164795Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"GX~3+1: the stability of spectral index as a function of mass accretion rate","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Elena Seifina (MSU, GAISH), GMU, Lev Titarchuk (University of Ferrara, NASA/GSFC)","submitted_at":"2012-01-26T21:10:06Z","abstract_excerpt":"We present an analysis of the spectral and timing properties observed in X-rays from neutron star binary GX~3+1. We analyze all observations of this source obtained with the RXTE and BeppoSAX satellites. We find that the X-ray broad-band energy spectra during these spectral transitions can be adequately reproduced by a composition of a low-temperature blackbody component, a Comptonized component (COMPTB) and Gaussian component. We argue that the electron temperature kT_e of the Compton cloud monotonically increases from 2.3 keV to 4.5 keV, when GX~3+1 makes a spectral transition. Using a disk "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1201.5649","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":"1201.5649","created_at":"2026-05-18T01:58:41.164909+00:00"},{"alias_kind":"arxiv_version","alias_value":"1201.5649v1","created_at":"2026-05-18T01:58:41.164909+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1201.5649","created_at":"2026-05-18T01:58:41.164909+00:00"},{"alias_kind":"pith_short_12","alias_value":"VIJ5N7THMENB","created_at":"2026-05-18T12:27:25.539911+00:00"},{"alias_kind":"pith_short_16","alias_value":"VIJ5N7THMENBQL52","created_at":"2026-05-18T12:27:25.539911+00:00"},{"alias_kind":"pith_short_8","alias_value":"VIJ5N7TH","created_at":"2026-05-18T12:27:25.539911+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/VIJ5N7THMENBQL52Q5RTDGBWR3","json":"https://pith.science/pith/VIJ5N7THMENBQL52Q5RTDGBWR3.json","graph_json":"https://pith.science/api/pith-number/VIJ5N7THMENBQL52Q5RTDGBWR3/graph.json","events_json":"https://pith.science/api/pith-number/VIJ5N7THMENBQL52Q5RTDGBWR3/events.json","paper":"https://pith.science/paper/VIJ5N7TH"},"agent_actions":{"view_html":"https://pith.science/pith/VIJ5N7THMENBQL52Q5RTDGBWR3","download_json":"https://pith.science/pith/VIJ5N7THMENBQL52Q5RTDGBWR3.json","view_paper":"https://pith.science/paper/VIJ5N7TH","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1201.5649&json=true","fetch_graph":"https://pith.science/api/pith-number/VIJ5N7THMENBQL52Q5RTDGBWR3/graph.json","fetch_events":"https://pith.science/api/pith-number/VIJ5N7THMENBQL52Q5RTDGBWR3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VIJ5N7THMENBQL52Q5RTDGBWR3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VIJ5N7THMENBQL52Q5RTDGBWR3/action/storage_attestation","attest_author":"https://pith.science/pith/VIJ5N7THMENBQL52Q5RTDGBWR3/action/author_attestation","sign_citation":"https://pith.science/pith/VIJ5N7THMENBQL52Q5RTDGBWR3/action/citation_signature","submit_replication":"https://pith.science/pith/VIJ5N7THMENBQL52Q5RTDGBWR3/action/replication_record"}},"created_at":"2026-05-18T01:58:41.164909+00:00","updated_at":"2026-05-18T01:58:41.164909+00:00"}