{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:IS42XHXYOT5MQOFCRR5L7ZS7VL","short_pith_number":"pith:IS42XHXY","schema_version":"1.0","canonical_sha256":"44b9ab9ef874fac838a28c7abfe65faaf1684008be1e9892e7559e61af2a4338","source":{"kind":"arxiv","id":"1201.2944","version":1},"attestation_state":"computed","paper":{"title":"Understanding Dual AGN Activation in the Nearby Universe","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":"Ezequiel Treister, Margaret Trippe, Michael Koss, Ranjan Vasudevan, Richard Mushotzky, Sylvain Veilleux","submitted_at":"2012-01-13T21:00:04Z","abstract_excerpt":"We study the fraction of dual AGN in a sample of 167 nearby (z<0.05), moderate luminosity, ultra hard X-ray selected AGN from the all-sky Swift BAT survey. Combining new Chandra and Gemini observations together with optical and X-ray observations, we find that the dual AGN frequency at scales <100 kpc is 10% (16/167). Of the 16 dual AGN, 3 (19%) were detected using X-ray spectroscopy and were not detected using emission line diagnostics. Close dual AGN (<30 kpc) tend to be more common among the most X-ray luminous systems. In dual AGN, the X-ray luminosity of both AGN increases strongly with d"},"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":"1201.2944","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-01-13T21:00:04Z","cross_cats_sorted":["astro-ph.CO","astro-ph.GA"],"title_canon_sha256":"3c68121cdbde27b1651752cded32d4aac0cda4b3f06b0818b24cbc2519b1b6af","abstract_canon_sha256":"7d5d4c13ed2b211b833a70beb00a5b0bd4237e13b0429f676f068a92b65658f8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:58:49.411420Z","signature_b64":"C+EGT+rEmDSrqpJvUE1cxwN113H8/ctH3wVcj4jrMw96Uiju1np+o/TqGD9DkXlEGnsgrC3vro9cMzPEu0vECw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"44b9ab9ef874fac838a28c7abfe65faaf1684008be1e9892e7559e61af2a4338","last_reissued_at":"2026-05-18T01:58:49.410693Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:58:49.410693Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Understanding Dual AGN Activation in the Nearby Universe","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":"Ezequiel Treister, Margaret Trippe, Michael Koss, Ranjan Vasudevan, Richard Mushotzky, Sylvain Veilleux","submitted_at":"2012-01-13T21:00:04Z","abstract_excerpt":"We study the fraction of dual AGN in a sample of 167 nearby (z<0.05), moderate luminosity, ultra hard X-ray selected AGN from the all-sky Swift BAT survey. Combining new Chandra and Gemini observations together with optical and X-ray observations, we find that the dual AGN frequency at scales <100 kpc is 10% (16/167). Of the 16 dual AGN, 3 (19%) were detected using X-ray spectroscopy and were not detected using emission line diagnostics. Close dual AGN (<30 kpc) tend to be more common among the most X-ray luminous systems. In dual AGN, the X-ray luminosity of both AGN increases strongly with d"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1201.2944","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":""},"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":"1201.2944","created_at":"2026-05-18T01:58:49.410810+00:00"},{"alias_kind":"arxiv_version","alias_value":"1201.2944v1","created_at":"2026-05-18T01:58:49.410810+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1201.2944","created_at":"2026-05-18T01:58:49.410810+00:00"},{"alias_kind":"pith_short_12","alias_value":"IS42XHXYOT5M","created_at":"2026-05-18T12:27:09.501522+00:00"},{"alias_kind":"pith_short_16","alias_value":"IS42XHXYOT5MQOFC","created_at":"2026-05-18T12:27:09.501522+00:00"},{"alias_kind":"pith_short_8","alias_value":"IS42XHXY","created_at":"2026-05-18T12:27:09.501522+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":3,"internal_anchor_count":3,"sample":[{"citing_arxiv_id":"2607.00327","citing_title":"Direct VLBI evidence for a buried AGN in the triple-merger LIRG UGC 2369S","ref_index":29,"is_internal_anchor":true},{"citing_arxiv_id":"2606.28512","citing_title":"Dual AGN and Multiple SMBH Systems in the Era of SKAO","ref_index":145,"is_internal_anchor":true},{"citing_arxiv_id":"2606.28257","citing_title":"When Jets Don't Quench: Near-Infrared H$_{2}$ in Star Forming Low-Excitation Radio Galaxies","ref_index":216,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/IS42XHXYOT5MQOFCRR5L7ZS7VL","json":"https://pith.science/pith/IS42XHXYOT5MQOFCRR5L7ZS7VL.json","graph_json":"https://pith.science/api/pith-number/IS42XHXYOT5MQOFCRR5L7ZS7VL/graph.json","events_json":"https://pith.science/api/pith-number/IS42XHXYOT5MQOFCRR5L7ZS7VL/events.json","paper":"https://pith.science/paper/IS42XHXY"},"agent_actions":{"view_html":"https://pith.science/pith/IS42XHXYOT5MQOFCRR5L7ZS7VL","download_json":"https://pith.science/pith/IS42XHXYOT5MQOFCRR5L7ZS7VL.json","view_paper":"https://pith.science/paper/IS42XHXY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1201.2944&json=true","fetch_graph":"https://pith.science/api/pith-number/IS42XHXYOT5MQOFCRR5L7ZS7VL/graph.json","fetch_events":"https://pith.science/api/pith-number/IS42XHXYOT5MQOFCRR5L7ZS7VL/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IS42XHXYOT5MQOFCRR5L7ZS7VL/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IS42XHXYOT5MQOFCRR5L7ZS7VL/action/storage_attestation","attest_author":"https://pith.science/pith/IS42XHXYOT5MQOFCRR5L7ZS7VL/action/author_attestation","sign_citation":"https://pith.science/pith/IS42XHXYOT5MQOFCRR5L7ZS7VL/action/citation_signature","submit_replication":"https://pith.science/pith/IS42XHXYOT5MQOFCRR5L7ZS7VL/action/replication_record"}},"created_at":"2026-05-18T01:58:49.410810+00:00","updated_at":"2026-05-18T01:58:49.410810+00:00"}