{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:NOGKHRHW4UE3IACLNGG4OLRNQF","short_pith_number":"pith:NOGKHRHW","schema_version":"1.0","canonical_sha256":"6b8ca3c4f6e509b4004b698dc72e2d81780a691119abbc8df159227ee8271042","source":{"kind":"arxiv","id":"1511.05566","version":2},"attestation_state":"computed","paper":{"title":"On the relation of optical obscuration and X-ray absorption in Seyfert galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Contursi, A. Schnorr-Mueller, A. Sternberg, C. Ricci, D. J. Rosario, D. Lutz, E. Sturm, G. Orban de Xivry, H. Netzer, J. Gracia-Carpio, L. Burtscher, L. J. Tacconi, M. J. Koss, M.-Y. Lin, P. Nandra, R. Genzel, R. I. Davies, S. Veilleux","submitted_at":"2015-11-17T21:00:04Z","abstract_excerpt":"The optical classification of a Seyfert galaxy and whether it is considered X-ray absorbed are often used interchangeably. But there are many borderline cases and also numerous examples where the optical and X-ray classifications appear to be in conflict. In this article we re-visit the relation between optical obscuration and X-ray absorption in AGNs. We make use of our \"dust color\" method (Burtscher et al. 2015) to derive the optical obscuration A_V and consistently estimated X-ray absorbing columns using 0.3--150 keV spectral energy distributions. We also take into account the variable natu"},"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":"1511.05566","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-11-17T21:00:04Z","cross_cats_sorted":[],"title_canon_sha256":"19b966f30d1e2d647a23eb8d500d2f76de8b7630afd6bcf33e2145853ec57e7a","abstract_canon_sha256":"8ea2b8ea0579a9fde70494409bc3a19d6619926f7c2a06f03d0a9b037ba483f0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:21:51.796391Z","signature_b64":"+oKwUMCWn/jR2ssHhKb+HkyiHC/p3bVFpkbSpv5QGm/H2rG+KzCmOFH1Brs8JAz5mLbRud2+tl9WmGDqXInZDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6b8ca3c4f6e509b4004b698dc72e2d81780a691119abbc8df159227ee8271042","last_reissued_at":"2026-05-18T01:21:51.795814Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:21:51.795814Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"On the relation of optical obscuration and X-ray absorption in Seyfert galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Contursi, A. Schnorr-Mueller, A. Sternberg, C. Ricci, D. J. Rosario, D. Lutz, E. Sturm, G. Orban de Xivry, H. Netzer, J. Gracia-Carpio, L. Burtscher, L. J. Tacconi, M. J. Koss, M.-Y. Lin, P. Nandra, R. Genzel, R. I. Davies, S. Veilleux","submitted_at":"2015-11-17T21:00:04Z","abstract_excerpt":"The optical classification of a Seyfert galaxy and whether it is considered X-ray absorbed are often used interchangeably. But there are many borderline cases and also numerous examples where the optical and X-ray classifications appear to be in conflict. In this article we re-visit the relation between optical obscuration and X-ray absorption in AGNs. We make use of our \"dust color\" method (Burtscher et al. 2015) to derive the optical obscuration A_V and consistently estimated X-ray absorbing columns using 0.3--150 keV spectral energy distributions. We also take into account the variable natu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.05566","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":"1511.05566","created_at":"2026-05-18T01:21:51.795890+00:00"},{"alias_kind":"arxiv_version","alias_value":"1511.05566v2","created_at":"2026-05-18T01:21:51.795890+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.05566","created_at":"2026-05-18T01:21:51.795890+00:00"},{"alias_kind":"pith_short_12","alias_value":"NOGKHRHW4UE3","created_at":"2026-05-18T12:29:34.919912+00:00"},{"alias_kind":"pith_short_16","alias_value":"NOGKHRHW4UE3IACL","created_at":"2026-05-18T12:29:34.919912+00:00"},{"alias_kind":"pith_short_8","alias_value":"NOGKHRHW","created_at":"2026-05-18T12:29:34.919912+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/NOGKHRHW4UE3IACLNGG4OLRNQF","json":"https://pith.science/pith/NOGKHRHW4UE3IACLNGG4OLRNQF.json","graph_json":"https://pith.science/api/pith-number/NOGKHRHW4UE3IACLNGG4OLRNQF/graph.json","events_json":"https://pith.science/api/pith-number/NOGKHRHW4UE3IACLNGG4OLRNQF/events.json","paper":"https://pith.science/paper/NOGKHRHW"},"agent_actions":{"view_html":"https://pith.science/pith/NOGKHRHW4UE3IACLNGG4OLRNQF","download_json":"https://pith.science/pith/NOGKHRHW4UE3IACLNGG4OLRNQF.json","view_paper":"https://pith.science/paper/NOGKHRHW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1511.05566&json=true","fetch_graph":"https://pith.science/api/pith-number/NOGKHRHW4UE3IACLNGG4OLRNQF/graph.json","fetch_events":"https://pith.science/api/pith-number/NOGKHRHW4UE3IACLNGG4OLRNQF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NOGKHRHW4UE3IACLNGG4OLRNQF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NOGKHRHW4UE3IACLNGG4OLRNQF/action/storage_attestation","attest_author":"https://pith.science/pith/NOGKHRHW4UE3IACLNGG4OLRNQF/action/author_attestation","sign_citation":"https://pith.science/pith/NOGKHRHW4UE3IACLNGG4OLRNQF/action/citation_signature","submit_replication":"https://pith.science/pith/NOGKHRHW4UE3IACLNGG4OLRNQF/action/replication_record"}},"created_at":"2026-05-18T01:21:51.795890+00:00","updated_at":"2026-05-18T01:21:51.795890+00:00"}