{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:1996:EIL2QS5MQSPWWRPQAC5ZNKG4HM","short_pith_number":"pith:EIL2QS5M","schema_version":"1.0","canonical_sha256":"2217a84bac849f6b45f000bb96a8dc3b25ca0ba8111be71e53dcfbfac5c08336","source":{"kind":"arxiv","id":"astro-ph/9609056","version":1},"attestation_state":"computed","paper":{"title":"ASCA observations of the galactic bulge hard x-ray source GRS 1758--258","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. Goldwurm, D. I. Cremonesi, F. Haardt, S. Mereghetti, T. Belloni, T. Murakami","submitted_at":"1996-09-06T13:30:40Z","abstract_excerpt":"GRS 1758-258 is one of the few persistent hard X-ray emitters (E>100 keV) in the Galaxy. Using the ASCA satellite, we have obtained the first detailed data on GRS 1758-258 in the 1-10 keV range, where previous observations were affected by confusion problems caused by the nearby strong source GX5-1. The spectrum is well described by a power law with photon index 1.7 without strong Fe emission lines. A prominent soft excess, as observed with ROSAT when the hard X-ray flux was in a lower intensity state, was not detected. However, the presence of a soft spectral component, accounting for at most"},"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/9609056","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"1996-09-06T13:30:40Z","cross_cats_sorted":[],"title_canon_sha256":"3757c885dca5d4f851f840b66857f6c584f981a48b3fe23988450a6d72d87adc","abstract_canon_sha256":"02c446917924a5e9c73ae982bd21ae31cebea5ed35a73e4fa5e4101cb802ef7b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:00:14.574309Z","signature_b64":"dVvIkSqvLaRpXh2EfJUX9LCixgZVc0qml0ndURLU+KSXL4Aqurl9NBy0ZT6JrzKO36fQgGuFLZa4Nj2uDrbKCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2217a84bac849f6b45f000bb96a8dc3b25ca0ba8111be71e53dcfbfac5c08336","last_reissued_at":"2026-07-04T16:00:14.573926Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:00:14.573926Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"ASCA observations of the galactic bulge hard x-ray source GRS 1758--258","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. Goldwurm, D. I. Cremonesi, F. Haardt, S. Mereghetti, T. Belloni, T. Murakami","submitted_at":"1996-09-06T13:30:40Z","abstract_excerpt":"GRS 1758-258 is one of the few persistent hard X-ray emitters (E>100 keV) in the Galaxy. Using the ASCA satellite, we have obtained the first detailed data on GRS 1758-258 in the 1-10 keV range, where previous observations were affected by confusion problems caused by the nearby strong source GX5-1. The spectrum is well described by a power law with photon index 1.7 without strong Fe emission lines. A prominent soft excess, as observed with ROSAT when the hard X-ray flux was in a lower intensity state, was not detected. However, the presence of a soft spectral component, accounting for at most"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9609056","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/9609056/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/9609056","created_at":"2026-07-04T16:00:14.573987+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9609056v1","created_at":"2026-07-04T16:00:14.573987+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9609056","created_at":"2026-07-04T16:00:14.573987+00:00"},{"alias_kind":"pith_short_12","alias_value":"EIL2QS5MQSPW","created_at":"2026-07-04T16:00:14.573987+00:00"},{"alias_kind":"pith_short_16","alias_value":"EIL2QS5MQSPWWRPQ","created_at":"2026-07-04T16:00:14.573987+00:00"},{"alias_kind":"pith_short_8","alias_value":"EIL2QS5M","created_at":"2026-07-04T16:00:14.573987+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/EIL2QS5MQSPWWRPQAC5ZNKG4HM","json":"https://pith.science/pith/EIL2QS5MQSPWWRPQAC5ZNKG4HM.json","graph_json":"https://pith.science/api/pith-number/EIL2QS5MQSPWWRPQAC5ZNKG4HM/graph.json","events_json":"https://pith.science/api/pith-number/EIL2QS5MQSPWWRPQAC5ZNKG4HM/events.json","paper":"https://pith.science/paper/EIL2QS5M"},"agent_actions":{"view_html":"https://pith.science/pith/EIL2QS5MQSPWWRPQAC5ZNKG4HM","download_json":"https://pith.science/pith/EIL2QS5MQSPWWRPQAC5ZNKG4HM.json","view_paper":"https://pith.science/paper/EIL2QS5M","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/9609056&json=true","fetch_graph":"https://pith.science/api/pith-number/EIL2QS5MQSPWWRPQAC5ZNKG4HM/graph.json","fetch_events":"https://pith.science/api/pith-number/EIL2QS5MQSPWWRPQAC5ZNKG4HM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/EIL2QS5MQSPWWRPQAC5ZNKG4HM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/EIL2QS5MQSPWWRPQAC5ZNKG4HM/action/storage_attestation","attest_author":"https://pith.science/pith/EIL2QS5MQSPWWRPQAC5ZNKG4HM/action/author_attestation","sign_citation":"https://pith.science/pith/EIL2QS5MQSPWWRPQAC5ZNKG4HM/action/citation_signature","submit_replication":"https://pith.science/pith/EIL2QS5MQSPWWRPQAC5ZNKG4HM/action/replication_record"}},"created_at":"2026-07-04T16:00:14.573987+00:00","updated_at":"2026-07-04T16:00:14.573987+00:00"}