{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:ZLHRC633YFQII2AFXS557DQMT7","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"f063d93c52568bebc34c2e1a75303bc18783892918e540f00b6780cebab3638d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2009-04-09T02:40:32Z","title_canon_sha256":"27b13d1cb9400ccf6aa144bf935e6005a83af1efd6f21e5e736c589717b667da"},"schema_version":"1.0","source":{"id":"0904.1452","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0904.1452","created_at":"2026-05-18T02:14:06Z"},{"alias_kind":"arxiv_version","alias_value":"0904.1452v1","created_at":"2026-05-18T02:14:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0904.1452","created_at":"2026-05-18T02:14:06Z"},{"alias_kind":"pith_short_12","alias_value":"ZLHRC633YFQI","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_16","alias_value":"ZLHRC633YFQII2AF","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_8","alias_value":"ZLHRC633","created_at":"2026-05-18T12:26:02Z"}],"graph_snapshots":[{"event_id":"sha256:a6536341d585ae1b4a8a05a5356b73f78784961aa0f9f979e99786d6b83eb204","target":"graph","created_at":"2026-05-18T02:14:06Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We constructed a sample of 185 Flat Spectrum Radio Quasars (FSRQs) by cross-correlating the Shen et al.'s SDSS DR3 X-ray quasar sample with FIRST and GB6 radio catalogues. From the spectrum energy distribution (SED) constructed using multi-band (radio, UV, optical, Infrared and X-ray) data, we derived the synchrotron peak frequency and peak luminosity. The black hole mass and the broad line region (BLR) luminosity (then the bolometric luminosity) were obtained by measuring the line-width and strength of broad emission lines from SDSS spectra. We define a subsample of 118 FSRQs, of which the no","authors_text":"Minfeng Gu, Xinwu Cao (SHAO), Zhaoyu Chen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2009-04-09T02:40:32Z","title":"Flat-Spectrum Radio Quasars from SDSS DR3 Quasar Catalogue"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0904.1452","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:43bc76630149a93efea7a8548bae7e0352b717ccb00e917cc41a214994502adf","target":"record","created_at":"2026-05-18T02:14:06Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"f063d93c52568bebc34c2e1a75303bc18783892918e540f00b6780cebab3638d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2009-04-09T02:40:32Z","title_canon_sha256":"27b13d1cb9400ccf6aa144bf935e6005a83af1efd6f21e5e736c589717b667da"},"schema_version":"1.0","source":{"id":"0904.1452","kind":"arxiv","version":1}},"canonical_sha256":"cacf117b7bc160846805bcbbdf8e0c9fe33408d6946311ec342c8eb7584f7bff","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cacf117b7bc160846805bcbbdf8e0c9fe33408d6946311ec342c8eb7584f7bff","first_computed_at":"2026-05-18T02:14:06.788724Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:14:06.788724Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MQXvFdXyOCNzwscBaM67T61zxHEQmvyxPrmsPaEs7I4V8BY+xPyTKfrZzX63Bg0d/QJhkZMcaYi0e7PgDIZ1Dw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:14:06.789166Z","signed_message":"canonical_sha256_bytes"},"source_id":"0904.1452","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:43bc76630149a93efea7a8548bae7e0352b717ccb00e917cc41a214994502adf","sha256:a6536341d585ae1b4a8a05a5356b73f78784961aa0f9f979e99786d6b83eb204"],"state_sha256":"d9658f565fed92e34347690101a46c3dbd6be9d467c682a883ee8f474359b962"}