{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2006:6PB7F5MHY23FAKFMND2Z4Z7NWF","short_pith_number":"pith:6PB7F5MH","schema_version":"1.0","canonical_sha256":"f3c3f2f587c6b65028ac68f59e67edb156c60e1e0c2fd5954c63773f38807b8d","source":{"kind":"arxiv","id":"astro-ph/0603070","version":2},"attestation_state":"computed","paper":{"title":"A Catalog of Broad Absorption Line Quasars from the Sloan Digital Sky Survey Third Data Release","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Atsuko Nitta, Daniel E. Vanden Berk, Donald P. Schneider, Gillian R. Knapp, Gordon T. Richards, J. Brinkman, Jonathan R. Trump, Patrick B. Hall, Scott F. Anderson, S. J. Kleinman, Timothy A. Reichard, Xiaohui Fan","submitted_at":"2006-03-03T00:48:04Z","abstract_excerpt":"We present a total of 4784 unique broad absorption line quasars from the Sloan Digital Sky Survey Third Data Release. An automated algorithm was used to match a continuum to each quasar and to identify regions of flux at least 10% below the continuum over a velocity range of at least 1000 km/s in the CIV and MgII absorption regions. The model continuum was selected as the best-fit match from a set of template quasar spectra binned in luminosity, emission line width, and redshift, with the power-law spectral index and amount of dust reddening as additional free parameters. We characterize our s"},"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/0603070","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-03-03T00:48:04Z","cross_cats_sorted":[],"title_canon_sha256":"0d46aa810534a591d4617a33472fad8d77c672842918f34f97500fa4dd108a38","abstract_canon_sha256":"045a2957b205ea358131c10733926c09be0f5c1010fa81976a04bb065ff3e207"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:19:41.569295Z","signature_b64":"YAAp2MuJz7g3CxX0JgHpSJyE/fZ3XZBdeR2Jlbqk7wJ+GvhQ2qnBcEpiMPwYbGd+WoI8sGGSyFizhfeRHwrYDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f3c3f2f587c6b65028ac68f59e67edb156c60e1e0c2fd5954c63773f38807b8d","last_reissued_at":"2026-05-18T04:19:41.568743Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:19:41.568743Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Catalog of Broad Absorption Line Quasars from the Sloan Digital Sky Survey Third Data Release","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Atsuko Nitta, Daniel E. Vanden Berk, Donald P. Schneider, Gillian R. Knapp, Gordon T. Richards, J. Brinkman, Jonathan R. Trump, Patrick B. Hall, Scott F. Anderson, S. J. Kleinman, Timothy A. Reichard, Xiaohui Fan","submitted_at":"2006-03-03T00:48:04Z","abstract_excerpt":"We present a total of 4784 unique broad absorption line quasars from the Sloan Digital Sky Survey Third Data Release. An automated algorithm was used to match a continuum to each quasar and to identify regions of flux at least 10% below the continuum over a velocity range of at least 1000 km/s in the CIV and MgII absorption regions. The model continuum was selected as the best-fit match from a set of template quasar spectra binned in luminosity, emission line width, and redshift, with the power-law spectral index and amount of dust reddening as additional free parameters. We characterize our s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0603070","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":"astro-ph/0603070","created_at":"2026-05-18T04:19:41.568820+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0603070v2","created_at":"2026-05-18T04:19:41.568820+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0603070","created_at":"2026-05-18T04:19:41.568820+00:00"},{"alias_kind":"pith_short_12","alias_value":"6PB7F5MHY23F","created_at":"2026-05-18T12:25:53.939244+00:00"},{"alias_kind":"pith_short_16","alias_value":"6PB7F5MHY23FAKFM","created_at":"2026-05-18T12:25:53.939244+00:00"},{"alias_kind":"pith_short_8","alias_value":"6PB7F5MH","created_at":"2026-05-18T12:25:53.939244+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2404.03001","citing_title":"DESI 2024 IV: Baryon Acoustic Oscillations from the Lyman Alpha Forest","ref_index":54,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/6PB7F5MHY23FAKFMND2Z4Z7NWF","json":"https://pith.science/pith/6PB7F5MHY23FAKFMND2Z4Z7NWF.json","graph_json":"https://pith.science/api/pith-number/6PB7F5MHY23FAKFMND2Z4Z7NWF/graph.json","events_json":"https://pith.science/api/pith-number/6PB7F5MHY23FAKFMND2Z4Z7NWF/events.json","paper":"https://pith.science/paper/6PB7F5MH"},"agent_actions":{"view_html":"https://pith.science/pith/6PB7F5MHY23FAKFMND2Z4Z7NWF","download_json":"https://pith.science/pith/6PB7F5MHY23FAKFMND2Z4Z7NWF.json","view_paper":"https://pith.science/paper/6PB7F5MH","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0603070&json=true","fetch_graph":"https://pith.science/api/pith-number/6PB7F5MHY23FAKFMND2Z4Z7NWF/graph.json","fetch_events":"https://pith.science/api/pith-number/6PB7F5MHY23FAKFMND2Z4Z7NWF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6PB7F5MHY23FAKFMND2Z4Z7NWF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6PB7F5MHY23FAKFMND2Z4Z7NWF/action/storage_attestation","attest_author":"https://pith.science/pith/6PB7F5MHY23FAKFMND2Z4Z7NWF/action/author_attestation","sign_citation":"https://pith.science/pith/6PB7F5MHY23FAKFMND2Z4Z7NWF/action/citation_signature","submit_replication":"https://pith.science/pith/6PB7F5MHY23FAKFMND2Z4Z7NWF/action/replication_record"}},"created_at":"2026-05-18T04:19:41.568820+00:00","updated_at":"2026-05-18T04:19:41.568820+00:00"}