{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2004:RB7L6FSSUXJO4EDFXSXOTAJC6G","short_pith_number":"pith:RB7L6FSS","schema_version":"1.0","canonical_sha256":"887ebf1652a5d2ee1065bcaee98122f1946fd0fc3c8f4fec591e43c36eff9b1c","source":{"kind":"arxiv","id":"astro-ph/0402573","version":1},"attestation_state":"computed","paper":{"title":"Molecular gas in high redshift QSOs","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. Beelen, A. Omont (IAP), C.L. Carilli (NRAO), F. Bertoldi (MPIfR), F. Walter (NRAO), K.M. Menten (MPIfR), P. Cox (UParis-Sud)","submitted_at":"2004-02-24T18:13:25Z","abstract_excerpt":"We review cm and mm observations of thermal molecular line emission from high redshift QSOs. These observations reveal the massive gas reservoirs (10^{10} to 10^{11} M_sun) required to fuel star formation at high rates. We discuss evidence for active star formation in QSO host galaxies, and we show that these high redshift, FIR-luminous QSOs follow the non-linear trend of increasing L_{FIR}/L'(CO) with increasing L_{FIR}. We conclude with a brief discussion of the recent CO detection of the most distant QSO at z=6.42, and its implications for cosmic reionization."},"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/0402573","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2004-02-24T18:13:25Z","cross_cats_sorted":[],"title_canon_sha256":"562dbf5c77953a470b75e85dfcb586a53a4a6dc424841a38a49b8bdebc5cdc94","abstract_canon_sha256":"33e9d1728c0a08eb5faf1973b1bd5cc4097f1482e4ccc171c86a61373ccf31a5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:37:32.533180Z","signature_b64":"k4AlitAFV2Gr6KfsrGhKKHnbCLHwR0P631623mKIV3f/oCmxiJbasvLyrkZQIW5qHEzTYqCgtLlGkgTGGgr+AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"887ebf1652a5d2ee1065bcaee98122f1946fd0fc3c8f4fec591e43c36eff9b1c","last_reissued_at":"2026-05-18T00:37:32.532769Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:37:32.532769Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Molecular gas in high redshift QSOs","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. Beelen, A. Omont (IAP), C.L. Carilli (NRAO), F. Bertoldi (MPIfR), F. Walter (NRAO), K.M. Menten (MPIfR), P. Cox (UParis-Sud)","submitted_at":"2004-02-24T18:13:25Z","abstract_excerpt":"We review cm and mm observations of thermal molecular line emission from high redshift QSOs. These observations reveal the massive gas reservoirs (10^{10} to 10^{11} M_sun) required to fuel star formation at high rates. We discuss evidence for active star formation in QSO host galaxies, and we show that these high redshift, FIR-luminous QSOs follow the non-linear trend of increasing L_{FIR}/L'(CO) with increasing L_{FIR}. We conclude with a brief discussion of the recent CO detection of the most distant QSO at z=6.42, and its implications for cosmic reionization."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0402573","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/0402573","created_at":"2026-05-18T00:37:32.532843+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0402573v1","created_at":"2026-05-18T00:37:32.532843+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0402573","created_at":"2026-05-18T00:37:32.532843+00:00"},{"alias_kind":"pith_short_12","alias_value":"RB7L6FSSUXJO","created_at":"2026-05-18T12:25:52.687210+00:00"},{"alias_kind":"pith_short_16","alias_value":"RB7L6FSSUXJO4EDF","created_at":"2026-05-18T12:25:52.687210+00:00"},{"alias_kind":"pith_short_8","alias_value":"RB7L6FSS","created_at":"2026-05-18T12:25:52.687210+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/RB7L6FSSUXJO4EDFXSXOTAJC6G","json":"https://pith.science/pith/RB7L6FSSUXJO4EDFXSXOTAJC6G.json","graph_json":"https://pith.science/api/pith-number/RB7L6FSSUXJO4EDFXSXOTAJC6G/graph.json","events_json":"https://pith.science/api/pith-number/RB7L6FSSUXJO4EDFXSXOTAJC6G/events.json","paper":"https://pith.science/paper/RB7L6FSS"},"agent_actions":{"view_html":"https://pith.science/pith/RB7L6FSSUXJO4EDFXSXOTAJC6G","download_json":"https://pith.science/pith/RB7L6FSSUXJO4EDFXSXOTAJC6G.json","view_paper":"https://pith.science/paper/RB7L6FSS","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0402573&json=true","fetch_graph":"https://pith.science/api/pith-number/RB7L6FSSUXJO4EDFXSXOTAJC6G/graph.json","fetch_events":"https://pith.science/api/pith-number/RB7L6FSSUXJO4EDFXSXOTAJC6G/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RB7L6FSSUXJO4EDFXSXOTAJC6G/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RB7L6FSSUXJO4EDFXSXOTAJC6G/action/storage_attestation","attest_author":"https://pith.science/pith/RB7L6FSSUXJO4EDFXSXOTAJC6G/action/author_attestation","sign_citation":"https://pith.science/pith/RB7L6FSSUXJO4EDFXSXOTAJC6G/action/citation_signature","submit_replication":"https://pith.science/pith/RB7L6FSSUXJO4EDFXSXOTAJC6G/action/replication_record"}},"created_at":"2026-05-18T00:37:32.532843+00:00","updated_at":"2026-05-18T00:37:32.532843+00:00"}