{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:EDZ56BDZ6DDV7NWLPPQGDDDBP7","short_pith_number":"pith:EDZ56BDZ","schema_version":"1.0","canonical_sha256":"20f3df0479f0c75fb6cb7be0618c617fd8616209fdd1cbe9e0107a7435c4ad69","source":{"kind":"arxiv","id":"1501.06849","version":2},"attestation_state":"computed","paper":{"title":"The Compton hump and variable blue wing in the extreme low-flux NuSTAR observations of 1H0707-495","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. C. Fabian, A. M. Lohfink, C. J. Hailey, C. S. Reynolds, D. J. Walton, D. Stern, E. Kara, F. A. Harrison, F. E. Christensen, G. Matt, M. L. Parker, S. E. Boggs, W. W. Zhang","submitted_at":"2015-01-27T17:59:15Z","abstract_excerpt":"The Narrow-line Seyfert I galaxy, 1H0707-495, has been well observed in the 0.3-10 keV band, revealing a dramatic drop in flux in the iron K alpha band, a strong soft excess, and short timescale reverberation lags associated with these spectral features. In this paper, we present the first results of a deep 250 ks NuSTAR observation of 1H0707-495, which includes the first sensitive observations above 10 keV. Even though the NuSTAR observations caught the source in an extreme low-flux state, the Compton hump is still significantly detected. NuSTAR, with its high effective area above 7 keV, clea"},"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":"1501.06849","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-01-27T17:59:15Z","cross_cats_sorted":[],"title_canon_sha256":"30189bfc955154801ea8aa816212d033b7831d72bd3d509be609f010b1f6a032","abstract_canon_sha256":"493402dc17b85e349b7a710574c8c38aefeb07bf5c1209a5b91ddf359177fb5a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:41:06.335651Z","signature_b64":"1/NzNJyuI/eRiId9krwI4DLNYmipG4cEH3bkNxqQkF2nTE67o1jD8nu36eX3vJlvRCec618QZLmcRjX/TrTMCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"20f3df0479f0c75fb6cb7be0618c617fd8616209fdd1cbe9e0107a7435c4ad69","last_reissued_at":"2026-05-18T01:41:06.334970Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:41:06.334970Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Compton hump and variable blue wing in the extreme low-flux NuSTAR observations of 1H0707-495","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. C. Fabian, A. M. Lohfink, C. J. Hailey, C. S. Reynolds, D. J. Walton, D. Stern, E. Kara, F. A. Harrison, F. E. Christensen, G. Matt, M. L. Parker, S. E. Boggs, W. W. Zhang","submitted_at":"2015-01-27T17:59:15Z","abstract_excerpt":"The Narrow-line Seyfert I galaxy, 1H0707-495, has been well observed in the 0.3-10 keV band, revealing a dramatic drop in flux in the iron K alpha band, a strong soft excess, and short timescale reverberation lags associated with these spectral features. In this paper, we present the first results of a deep 250 ks NuSTAR observation of 1H0707-495, which includes the first sensitive observations above 10 keV. Even though the NuSTAR observations caught the source in an extreme low-flux state, the Compton hump is still significantly detected. NuSTAR, with its high effective area above 7 keV, clea"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.06849","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":""},"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":"1501.06849","created_at":"2026-05-18T01:41:06.335084+00:00"},{"alias_kind":"arxiv_version","alias_value":"1501.06849v2","created_at":"2026-05-18T01:41:06.335084+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.06849","created_at":"2026-05-18T01:41:06.335084+00:00"},{"alias_kind":"pith_short_12","alias_value":"EDZ56BDZ6DDV","created_at":"2026-05-18T12:29:19.899920+00:00"},{"alias_kind":"pith_short_16","alias_value":"EDZ56BDZ6DDV7NWL","created_at":"2026-05-18T12:29:19.899920+00:00"},{"alias_kind":"pith_short_8","alias_value":"EDZ56BDZ","created_at":"2026-05-18T12:29:19.899920+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/EDZ56BDZ6DDV7NWLPPQGDDDBP7","json":"https://pith.science/pith/EDZ56BDZ6DDV7NWLPPQGDDDBP7.json","graph_json":"https://pith.science/api/pith-number/EDZ56BDZ6DDV7NWLPPQGDDDBP7/graph.json","events_json":"https://pith.science/api/pith-number/EDZ56BDZ6DDV7NWLPPQGDDDBP7/events.json","paper":"https://pith.science/paper/EDZ56BDZ"},"agent_actions":{"view_html":"https://pith.science/pith/EDZ56BDZ6DDV7NWLPPQGDDDBP7","download_json":"https://pith.science/pith/EDZ56BDZ6DDV7NWLPPQGDDDBP7.json","view_paper":"https://pith.science/paper/EDZ56BDZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1501.06849&json=true","fetch_graph":"https://pith.science/api/pith-number/EDZ56BDZ6DDV7NWLPPQGDDDBP7/graph.json","fetch_events":"https://pith.science/api/pith-number/EDZ56BDZ6DDV7NWLPPQGDDDBP7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/EDZ56BDZ6DDV7NWLPPQGDDDBP7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/EDZ56BDZ6DDV7NWLPPQGDDDBP7/action/storage_attestation","attest_author":"https://pith.science/pith/EDZ56BDZ6DDV7NWLPPQGDDDBP7/action/author_attestation","sign_citation":"https://pith.science/pith/EDZ56BDZ6DDV7NWLPPQGDDDBP7/action/citation_signature","submit_replication":"https://pith.science/pith/EDZ56BDZ6DDV7NWLPPQGDDDBP7/action/replication_record"}},"created_at":"2026-05-18T01:41:06.335084+00:00","updated_at":"2026-05-18T01:41:06.335084+00:00"}