{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:XBCWIN3IFPHNBEGRVCCGQ3TKFU","short_pith_number":"pith:XBCWIN3I","schema_version":"1.0","canonical_sha256":"b8456437682bced090d1a884686e6a2d39d69972d6efc4daedc66cdcb9ec6c4b","source":{"kind":"arxiv","id":"0908.0280","version":2},"attestation_state":"computed","paper":{"title":"Enhanced Star Formation in Narrow Line Seyfert 1 AGN revealed by Spitzer","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"B. Trakhtenbrot, D. Lutz, E. Sani, E. Sturm, G. Risaliti, H. Netzer, L. C. Gallo, T. Boller","submitted_at":"2009-08-03T15:29:23Z","abstract_excerpt":"We present new low resolution Spitzer mid-infrared spectroscopy of a sample of 20 ROSAT selected local Narrow Line Seyfert 1 galaxies (NLS1s). We detect strong AGN continuum in all and clear PAH emission in 70% of the sources. The 6.2 micron PAH luminosity spans three orders of magnitudes, from ~10^(39) erg/s to ~10^(42) erg/s providing strong evidence for intense ongoing star formation in the circumnuclear regions of these sources. Using the IRS/Spitzer archive we gather a large number of additional NLS1s and their broad line counterparts (BLS1s) and constructed NLS1 and BLS1 sub-samples to c"},"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":"0908.0280","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-08-03T15:29:23Z","cross_cats_sorted":[],"title_canon_sha256":"8ff913a99bdb7a236150370a12bdd3e87dbc87716aa6beac40374316623f4533","abstract_canon_sha256":"dca75aceae002028fd131f4d76ac9bd455ae88b27b9eae4d6cf1567b77dfbc84"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:12:45.124608Z","signature_b64":"/Yptju6un/9f2xDcLAkavmo9DlEata0mBq8EmP5VtpUEIk0gfiIFe8dijwB/SyCeybqd0BCJZJsxi2V1foYqDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b8456437682bced090d1a884686e6a2d39d69972d6efc4daedc66cdcb9ec6c4b","last_reissued_at":"2026-05-18T02:12:45.123934Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:12:45.123934Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Enhanced Star Formation in Narrow Line Seyfert 1 AGN revealed by Spitzer","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"B. Trakhtenbrot, D. Lutz, E. Sani, E. Sturm, G. Risaliti, H. Netzer, L. C. Gallo, T. Boller","submitted_at":"2009-08-03T15:29:23Z","abstract_excerpt":"We present new low resolution Spitzer mid-infrared spectroscopy of a sample of 20 ROSAT selected local Narrow Line Seyfert 1 galaxies (NLS1s). We detect strong AGN continuum in all and clear PAH emission in 70% of the sources. The 6.2 micron PAH luminosity spans three orders of magnitudes, from ~10^(39) erg/s to ~10^(42) erg/s providing strong evidence for intense ongoing star formation in the circumnuclear regions of these sources. Using the IRS/Spitzer archive we gather a large number of additional NLS1s and their broad line counterparts (BLS1s) and constructed NLS1 and BLS1 sub-samples to c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0908.0280","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":"0908.0280","created_at":"2026-05-18T02:12:45.124033+00:00"},{"alias_kind":"arxiv_version","alias_value":"0908.0280v2","created_at":"2026-05-18T02:12:45.124033+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0908.0280","created_at":"2026-05-18T02:12:45.124033+00:00"},{"alias_kind":"pith_short_12","alias_value":"XBCWIN3IFPHN","created_at":"2026-05-18T12:26:02.257875+00:00"},{"alias_kind":"pith_short_16","alias_value":"XBCWIN3IFPHNBEGR","created_at":"2026-05-18T12:26:02.257875+00:00"},{"alias_kind":"pith_short_8","alias_value":"XBCWIN3I","created_at":"2026-05-18T12:26:02.257875+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/XBCWIN3IFPHNBEGRVCCGQ3TKFU","json":"https://pith.science/pith/XBCWIN3IFPHNBEGRVCCGQ3TKFU.json","graph_json":"https://pith.science/api/pith-number/XBCWIN3IFPHNBEGRVCCGQ3TKFU/graph.json","events_json":"https://pith.science/api/pith-number/XBCWIN3IFPHNBEGRVCCGQ3TKFU/events.json","paper":"https://pith.science/paper/XBCWIN3I"},"agent_actions":{"view_html":"https://pith.science/pith/XBCWIN3IFPHNBEGRVCCGQ3TKFU","download_json":"https://pith.science/pith/XBCWIN3IFPHNBEGRVCCGQ3TKFU.json","view_paper":"https://pith.science/paper/XBCWIN3I","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0908.0280&json=true","fetch_graph":"https://pith.science/api/pith-number/XBCWIN3IFPHNBEGRVCCGQ3TKFU/graph.json","fetch_events":"https://pith.science/api/pith-number/XBCWIN3IFPHNBEGRVCCGQ3TKFU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XBCWIN3IFPHNBEGRVCCGQ3TKFU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XBCWIN3IFPHNBEGRVCCGQ3TKFU/action/storage_attestation","attest_author":"https://pith.science/pith/XBCWIN3IFPHNBEGRVCCGQ3TKFU/action/author_attestation","sign_citation":"https://pith.science/pith/XBCWIN3IFPHNBEGRVCCGQ3TKFU/action/citation_signature","submit_replication":"https://pith.science/pith/XBCWIN3IFPHNBEGRVCCGQ3TKFU/action/replication_record"}},"created_at":"2026-05-18T02:12:45.124033+00:00","updated_at":"2026-05-18T02:12:45.124033+00:00"}