{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2007:XVNQLOYIWEAPINPN47BC4XKMWO","short_pith_number":"pith:XVNQLOYI","schema_version":"1.0","canonical_sha256":"bd5b05bb08b100f435ede7c22e5d4cb393327fda57c531d981a72748734976ae","source":{"kind":"arxiv","id":"astro-ph/0703350","version":1},"attestation_state":"computed","paper":{"title":"Fe K Line Profile in Low-redshift Quasars: Average Shape and Eddington Ratio Dependence","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"(2)Department of Physics, (3)The Observatories of the Carnegie Institution of Washington), Astronautical Science, Ehime Univesity, Hirohiko Inoue (1), Luis C. Ho (3) ((1)Institute of Space, Yuichi Terashima (2)","submitted_at":"2007-03-14T09:23:43Z","abstract_excerpt":"We analyze X-ray spectra of 43 Palomar-Green quasars observed with {\\it XMM-Newton} in order to investigate their mean Fe K line profile and its dependence on physical properties. The continuum spectra of 39 objects are well reproduced by a model consisting of a power law and a blackbody modified by Galactic absorption. The spectra of the remaining four objects require an additional power-law component absorbed with a column density of $\\sim 10^{23} {\\rm cm}^{-2}$. We fit the entire sample simultaneously to derive average Fe line parameters by assuming a common Fe line shape. The Fe line is re"},"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":"astro-ph/0703350","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2007-03-14T09:23:43Z","cross_cats_sorted":[],"title_canon_sha256":"fa47b8116005460defbdbda21da6235ea17d46179f17412a709ff031d4828579","abstract_canon_sha256":"b28be12f943ae110041e2b58cb0316fb567665f8fe5479b67c1afe2286c6b2d5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:29:05.666741Z","signature_b64":"cPI4t+TAt9CvgXo6oc6FeQzhYKpvHx02CMS5gqcXC87TNwwoqZ6bcb3ehB9+w01CJls2IALi1njvkvt6WSdsCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bd5b05bb08b100f435ede7c22e5d4cb393327fda57c531d981a72748734976ae","last_reissued_at":"2026-05-18T04:29:05.666125Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:29:05.666125Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Fe K Line Profile in Low-redshift Quasars: Average Shape and Eddington Ratio Dependence","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"(2)Department of Physics, (3)The Observatories of the Carnegie Institution of Washington), Astronautical Science, Ehime Univesity, Hirohiko Inoue (1), Luis C. Ho (3) ((1)Institute of Space, Yuichi Terashima (2)","submitted_at":"2007-03-14T09:23:43Z","abstract_excerpt":"We analyze X-ray spectra of 43 Palomar-Green quasars observed with {\\it XMM-Newton} in order to investigate their mean Fe K line profile and its dependence on physical properties. The continuum spectra of 39 objects are well reproduced by a model consisting of a power law and a blackbody modified by Galactic absorption. The spectra of the remaining four objects require an additional power-law component absorbed with a column density of $\\sim 10^{23} {\\rm cm}^{-2}$. We fit the entire sample simultaneously to derive average Fe line parameters by assuming a common Fe line shape. The Fe line is re"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0703350","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":"astro-ph/0703350","created_at":"2026-05-18T04:29:05.666216+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0703350v1","created_at":"2026-05-18T04:29:05.666216+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0703350","created_at":"2026-05-18T04:29:05.666216+00:00"},{"alias_kind":"pith_short_12","alias_value":"XVNQLOYIWEAP","created_at":"2026-05-18T12:25:56.245647+00:00"},{"alias_kind":"pith_short_16","alias_value":"XVNQLOYIWEAPINPN","created_at":"2026-05-18T12:25:56.245647+00:00"},{"alias_kind":"pith_short_8","alias_value":"XVNQLOYI","created_at":"2026-05-18T12:25:56.245647+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/XVNQLOYIWEAPINPN47BC4XKMWO","json":"https://pith.science/pith/XVNQLOYIWEAPINPN47BC4XKMWO.json","graph_json":"https://pith.science/api/pith-number/XVNQLOYIWEAPINPN47BC4XKMWO/graph.json","events_json":"https://pith.science/api/pith-number/XVNQLOYIWEAPINPN47BC4XKMWO/events.json","paper":"https://pith.science/paper/XVNQLOYI"},"agent_actions":{"view_html":"https://pith.science/pith/XVNQLOYIWEAPINPN47BC4XKMWO","download_json":"https://pith.science/pith/XVNQLOYIWEAPINPN47BC4XKMWO.json","view_paper":"https://pith.science/paper/XVNQLOYI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0703350&json=true","fetch_graph":"https://pith.science/api/pith-number/XVNQLOYIWEAPINPN47BC4XKMWO/graph.json","fetch_events":"https://pith.science/api/pith-number/XVNQLOYIWEAPINPN47BC4XKMWO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XVNQLOYIWEAPINPN47BC4XKMWO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XVNQLOYIWEAPINPN47BC4XKMWO/action/storage_attestation","attest_author":"https://pith.science/pith/XVNQLOYIWEAPINPN47BC4XKMWO/action/author_attestation","sign_citation":"https://pith.science/pith/XVNQLOYIWEAPINPN47BC4XKMWO/action/citation_signature","submit_replication":"https://pith.science/pith/XVNQLOYIWEAPINPN47BC4XKMWO/action/replication_record"}},"created_at":"2026-05-18T04:29:05.666216+00:00","updated_at":"2026-05-18T04:29:05.666216+00:00"}