{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:XE3ORQYJYO4MRHHONUXOCRLROL","short_pith_number":"pith:XE3ORQYJ","schema_version":"1.0","canonical_sha256":"b936e8c309c3b8c89cee6d2ee1457172cbcd59313ac43e808458f55c6e1e45d3","source":{"kind":"arxiv","id":"2204.06393","version":1},"attestation_state":"computed","paper":{"title":"A dusty compact object bridging galaxies and quasars at cosmic dawn","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"C. L. Steinhardt, D. Watson, F. Rizzo, F. Valentino, F. Walter, G. B. Brammer, G. E. Magdis, I. Cortzen, J. P. U. Fynbo, L. Colina, M. Ginolfi, M. Krips, M. Vestergaard, P. A. Oesch, R. Marques-Chaves, R. Schneider, R. Valiante, S. Fujimoto, S. Toft, T. R. Greve, V. Kokorev","submitted_at":"2022-04-13T13:54:11Z","abstract_excerpt":"Understanding how super-massive black holes form and grow in the early Universe has become a major challenge since the discovery of luminous quasars only 700 million years after the Big Bang. Simulations indicate an evolutionary sequence of dust-reddened quasars emerging from heavily dust-obscured starbursts that then transition to unobscured luminous quasars by expelling gas and dust. Although the last phase has been identified out to a redshift of 7.6, a transitioning quasar has not been found at similar redshifts owing to their faintness at optical and near-infrared wavelengths. Here we rep"},"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":"2204.06393","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-04-13T13:54:11Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"16a7f6d24b6915bcd579ab174d82cb02f30ef333604b1378ba3d8e45a6afb6a6","abstract_canon_sha256":"c50324d445bd4bfbb6b852759f039e44ea9fe5111389916d1679619997c1a12a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:14:33.423995Z","signature_b64":"w8/Ak6wDmVv1nuTx9Dl8os466ftjRVvcfqXBXuoSjYj4IKHwavGseNFaQd54EZYprv6KAPBCjsdnIf7D4UjuAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b936e8c309c3b8c89cee6d2ee1457172cbcd59313ac43e808458f55c6e1e45d3","last_reissued_at":"2026-07-05T04:14:33.423533Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:14:33.423533Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A dusty compact object bridging galaxies and quasars at cosmic dawn","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"C. L. Steinhardt, D. Watson, F. Rizzo, F. Valentino, F. Walter, G. B. Brammer, G. E. Magdis, I. Cortzen, J. P. U. Fynbo, L. Colina, M. Ginolfi, M. Krips, M. Vestergaard, P. A. Oesch, R. Marques-Chaves, R. Schneider, R. Valiante, S. Fujimoto, S. Toft, T. R. Greve, V. Kokorev","submitted_at":"2022-04-13T13:54:11Z","abstract_excerpt":"Understanding how super-massive black holes form and grow in the early Universe has become a major challenge since the discovery of luminous quasars only 700 million years after the Big Bang. Simulations indicate an evolutionary sequence of dust-reddened quasars emerging from heavily dust-obscured starbursts that then transition to unobscured luminous quasars by expelling gas and dust. Although the last phase has been identified out to a redshift of 7.6, a transitioning quasar has not been found at similar redshifts owing to their faintness at optical and near-infrared wavelengths. Here we rep"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2204.06393","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2204.06393/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2204.06393","created_at":"2026-07-05T04:14:33.423593+00:00"},{"alias_kind":"arxiv_version","alias_value":"2204.06393v1","created_at":"2026-07-05T04:14:33.423593+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2204.06393","created_at":"2026-07-05T04:14:33.423593+00:00"},{"alias_kind":"pith_short_12","alias_value":"XE3ORQYJYO4M","created_at":"2026-07-05T04:14:33.423593+00:00"},{"alias_kind":"pith_short_16","alias_value":"XE3ORQYJYO4MRHHO","created_at":"2026-07-05T04:14:33.423593+00:00"},{"alias_kind":"pith_short_8","alias_value":"XE3ORQYJ","created_at":"2026-07-05T04:14:33.423593+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/XE3ORQYJYO4MRHHONUXOCRLROL","json":"https://pith.science/pith/XE3ORQYJYO4MRHHONUXOCRLROL.json","graph_json":"https://pith.science/api/pith-number/XE3ORQYJYO4MRHHONUXOCRLROL/graph.json","events_json":"https://pith.science/api/pith-number/XE3ORQYJYO4MRHHONUXOCRLROL/events.json","paper":"https://pith.science/paper/XE3ORQYJ"},"agent_actions":{"view_html":"https://pith.science/pith/XE3ORQYJYO4MRHHONUXOCRLROL","download_json":"https://pith.science/pith/XE3ORQYJYO4MRHHONUXOCRLROL.json","view_paper":"https://pith.science/paper/XE3ORQYJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2204.06393&json=true","fetch_graph":"https://pith.science/api/pith-number/XE3ORQYJYO4MRHHONUXOCRLROL/graph.json","fetch_events":"https://pith.science/api/pith-number/XE3ORQYJYO4MRHHONUXOCRLROL/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XE3ORQYJYO4MRHHONUXOCRLROL/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XE3ORQYJYO4MRHHONUXOCRLROL/action/storage_attestation","attest_author":"https://pith.science/pith/XE3ORQYJYO4MRHHONUXOCRLROL/action/author_attestation","sign_citation":"https://pith.science/pith/XE3ORQYJYO4MRHHONUXOCRLROL/action/citation_signature","submit_replication":"https://pith.science/pith/XE3ORQYJYO4MRHHONUXOCRLROL/action/replication_record"}},"created_at":"2026-07-05T04:14:33.423593+00:00","updated_at":"2026-07-05T04:14:33.423593+00:00"}