{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:3FWSYGUGYBWZEKRUFYTEWKVVQ7","short_pith_number":"pith:3FWSYGUG","schema_version":"1.0","canonical_sha256":"d96d2c1a86c06d922a342e264b2ab587e0fe937aa484f2376fe85599110ca80a","source":{"kind":"arxiv","id":"1511.08168","version":2},"attestation_state":"computed","paper":{"title":"A hard X-ray view of the soft excess in AGN","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","astro-ph.GA"],"primary_cat":"astro-ph.HE","authors_text":"Claudio Ricci, Rozenn Boissay, St\\'ephane Paltani","submitted_at":"2015-11-25T19:18:37Z","abstract_excerpt":"An excess of X-ray emission below 1 keV, called soft excess, is detected in a large fraction of Seyfert 1-1.5s. The origin of this feature remains debated, as several models have been suggested to explain it, including warm Comptonization and blurred ionized reflection. In order to constrain the origin of this component, we exploit the different behaviors of these models above 10 keV. Ionized reflection covers a broad energy range, from the soft X-rays to the hard X-rays, while Comptonization drops very quickly in the soft X-rays. We present here the results of a study done on 102 Seyfert 1s ("},"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":"1511.08168","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-11-25T19:18:37Z","cross_cats_sorted":["astro-ph.CO","astro-ph.GA"],"title_canon_sha256":"fae723e6e18991003f559fd151d1077fa727970c5fe89aaeabaa942db01aa450","abstract_canon_sha256":"756870178659acef42a272dd831b764bc05a2f590de977df1916457fb75a0ede"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:18:30.528361Z","signature_b64":"0BTJBordRP3jEPpcdUA55XZUHRjhdzWKctW4QEZWmHiM8qzesuJAOaTUUVHWsXOsdfCvSUkUAl8ZHaO2YxstCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d96d2c1a86c06d922a342e264b2ab587e0fe937aa484f2376fe85599110ca80a","last_reissued_at":"2026-05-18T01:18:30.527670Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:18:30.527670Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A hard X-ray view of the soft excess in AGN","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","astro-ph.GA"],"primary_cat":"astro-ph.HE","authors_text":"Claudio Ricci, Rozenn Boissay, St\\'ephane Paltani","submitted_at":"2015-11-25T19:18:37Z","abstract_excerpt":"An excess of X-ray emission below 1 keV, called soft excess, is detected in a large fraction of Seyfert 1-1.5s. The origin of this feature remains debated, as several models have been suggested to explain it, including warm Comptonization and blurred ionized reflection. In order to constrain the origin of this component, we exploit the different behaviors of these models above 10 keV. Ionized reflection covers a broad energy range, from the soft X-rays to the hard X-rays, while Comptonization drops very quickly in the soft X-rays. We present here the results of a study done on 102 Seyfert 1s ("},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.08168","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":"1511.08168","created_at":"2026-05-18T01:18:30.527786+00:00"},{"alias_kind":"arxiv_version","alias_value":"1511.08168v2","created_at":"2026-05-18T01:18:30.527786+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.08168","created_at":"2026-05-18T01:18:30.527786+00:00"},{"alias_kind":"pith_short_12","alias_value":"3FWSYGUGYBWZ","created_at":"2026-05-18T12:29:02.477457+00:00"},{"alias_kind":"pith_short_16","alias_value":"3FWSYGUGYBWZEKRU","created_at":"2026-05-18T12:29:02.477457+00:00"},{"alias_kind":"pith_short_8","alias_value":"3FWSYGUG","created_at":"2026-05-18T12:29:02.477457+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2607.00105","citing_title":"AGN radiative feedback as the main regulator of [O III] outflow activity and obscuration in X-ray AGN","ref_index":14,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/3FWSYGUGYBWZEKRUFYTEWKVVQ7","json":"https://pith.science/pith/3FWSYGUGYBWZEKRUFYTEWKVVQ7.json","graph_json":"https://pith.science/api/pith-number/3FWSYGUGYBWZEKRUFYTEWKVVQ7/graph.json","events_json":"https://pith.science/api/pith-number/3FWSYGUGYBWZEKRUFYTEWKVVQ7/events.json","paper":"https://pith.science/paper/3FWSYGUG"},"agent_actions":{"view_html":"https://pith.science/pith/3FWSYGUGYBWZEKRUFYTEWKVVQ7","download_json":"https://pith.science/pith/3FWSYGUGYBWZEKRUFYTEWKVVQ7.json","view_paper":"https://pith.science/paper/3FWSYGUG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1511.08168&json=true","fetch_graph":"https://pith.science/api/pith-number/3FWSYGUGYBWZEKRUFYTEWKVVQ7/graph.json","fetch_events":"https://pith.science/api/pith-number/3FWSYGUGYBWZEKRUFYTEWKVVQ7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3FWSYGUGYBWZEKRUFYTEWKVVQ7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3FWSYGUGYBWZEKRUFYTEWKVVQ7/action/storage_attestation","attest_author":"https://pith.science/pith/3FWSYGUGYBWZEKRUFYTEWKVVQ7/action/author_attestation","sign_citation":"https://pith.science/pith/3FWSYGUGYBWZEKRUFYTEWKVVQ7/action/citation_signature","submit_replication":"https://pith.science/pith/3FWSYGUGYBWZEKRUFYTEWKVVQ7/action/replication_record"}},"created_at":"2026-05-18T01:18:30.527786+00:00","updated_at":"2026-05-18T01:18:30.527786+00:00"}