{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:IXUJF6DEFBO6VMA6G7PJAKLCYJ","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"4fc0eeaf3b58122acce8b299b5c903eda6fcfe289dee3f5b543cf8fdc332cf1e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-12-06T21:19:46Z","title_canon_sha256":"96ff11bfdc318d44170a21f9d8be3cc649458272cd63d397d3b53124a8dc4077"},"schema_version":"1.0","source":{"id":"1712.02414","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.02414","created_at":"2026-05-18T00:28:21Z"},{"alias_kind":"arxiv_version","alias_value":"1712.02414v1","created_at":"2026-05-18T00:28:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.02414","created_at":"2026-05-18T00:28:21Z"},{"alias_kind":"pith_short_12","alias_value":"IXUJF6DEFBO6","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_16","alias_value":"IXUJF6DEFBO6VMA6","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_8","alias_value":"IXUJF6DE","created_at":"2026-05-18T12:31:21Z"}],"graph_snapshots":[{"event_id":"sha256:d929dd89b735053efc215384525c69dcabb650a1f00fe2aff2ca3ad55c351e73","target":"graph","created_at":"2026-05-18T00:28:21Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"The relationship between the populations of optically and X-ray selected Active Galactic Nuclei (AGN) has been unclear due to divergent results from different studies. Arnold et al. (2009) claim that X-ray AGN are almost entirely disjoint from optical AGN, while the Swift-BAT 70-month hard X-ray survey reported that 553 of their 711 X-ray AGN are optical. In this work, we set out to understand this difference by cross-checking between these studies and examining their sampling and AGN-selection criteria. We also re-analyze the X-ray and optical AGN in 16 groups and clusters reported by Arnold ","authors_text":"Glennys R. Farrar, Yu-Xiao Dai","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-12-06T21:19:46Z","title":"Are optical and X-ray AGN mostly disjoint?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.02414","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:c97dd83e94f680d064e6ddb6f0fea8824cfcbf6837c8423b28e84eb29a1170c6","target":"record","created_at":"2026-05-18T00:28:21Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"4fc0eeaf3b58122acce8b299b5c903eda6fcfe289dee3f5b543cf8fdc332cf1e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-12-06T21:19:46Z","title_canon_sha256":"96ff11bfdc318d44170a21f9d8be3cc649458272cd63d397d3b53124a8dc4077"},"schema_version":"1.0","source":{"id":"1712.02414","kind":"arxiv","version":1}},"canonical_sha256":"45e892f864285deab01e37de902962c25cc09f23a86d2c234906e495a0c02e2f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"45e892f864285deab01e37de902962c25cc09f23a86d2c234906e495a0c02e2f","first_computed_at":"2026-05-18T00:28:21.987409Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:28:21.987409Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"i9gUyBOVbtdifxh8XACT7DiRika96q9OiyEazbqezbklbUjcwuoJZKzd61UgMwiTXLBxOlrYUMizouqfFn5+AA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:28:21.988262Z","signed_message":"canonical_sha256_bytes"},"source_id":"1712.02414","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c97dd83e94f680d064e6ddb6f0fea8824cfcbf6837c8423b28e84eb29a1170c6","sha256:d929dd89b735053efc215384525c69dcabb650a1f00fe2aff2ca3ad55c351e73"],"state_sha256":"906b71733e14e15ab66264ddd6de3a4db1a653df6573487a1f20760dbc3b9c77"}