{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:D4AR647ZQZF4ZQWJZC3J4JZLDI","short_pith_number":"pith:D4AR647Z","schema_version":"1.0","canonical_sha256":"1f011f73f9864bccc2c9c8b69e272b1a0a60f3e1c40ca929ce12cb46f9f70a40","source":{"kind":"arxiv","id":"2403.07196","version":1},"attestation_state":"computed","paper":{"title":"Cold Quasar Investigation: Comparing Star Formation Rates to Black Hole Growth","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Allison Kirkpatrick, Brandon Coleman, Sasha Mintz","submitted_at":"2024-03-11T22:38:07Z","abstract_excerpt":"Cold quasars are a rare population of luminous, unobscured quasars associated with host galaxies that have a high star formation rate. We aimed to study the host galaxies of sixty four of these cold quasars in order to probe how the supermassive black holes and host galaxies were coevolving. We compiled data from the XXL survey and crossmatched with the VHS, WISE, and HerMES surveys to obtain multiwavelength photometry spanning the Xray to the infrared and including optical spectroscopy. From the data, we calculated the supermassive black hole masses using broad emission from the magnesium II "},"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":"2403.07196","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-03-11T22:38:07Z","cross_cats_sorted":[],"title_canon_sha256":"284dd9b537a232a574b2ae7f2fc16e7d025c2347166acc307bb188049200c57f","abstract_canon_sha256":"f0cc18dabe43f80ae2abf69446ce5cf110909ee178d3a14429ac52bc9e2786f8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:55:00.519618Z","signature_b64":"ulHReJ32RMkiuNdjhYmqbc4CVvwLXLy8aDYfuq9Ym//1dw7Yb9ScYUVB84u9crPNsdkC1SoP1Fym87doO+BsAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1f011f73f9864bccc2c9c8b69e272b1a0a60f3e1c40ca929ce12cb46f9f70a40","last_reissued_at":"2026-07-05T07:55:00.519129Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:55:00.519129Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Cold Quasar Investigation: Comparing Star Formation Rates to Black Hole Growth","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Allison Kirkpatrick, Brandon Coleman, Sasha Mintz","submitted_at":"2024-03-11T22:38:07Z","abstract_excerpt":"Cold quasars are a rare population of luminous, unobscured quasars associated with host galaxies that have a high star formation rate. We aimed to study the host galaxies of sixty four of these cold quasars in order to probe how the supermassive black holes and host galaxies were coevolving. We compiled data from the XXL survey and crossmatched with the VHS, WISE, and HerMES surveys to obtain multiwavelength photometry spanning the Xray to the infrared and including optical spectroscopy. From the data, we calculated the supermassive black hole masses using broad emission from the magnesium II "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2403.07196","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/2403.07196/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":"2403.07196","created_at":"2026-07-05T07:55:00.519186+00:00"},{"alias_kind":"arxiv_version","alias_value":"2403.07196v1","created_at":"2026-07-05T07:55:00.519186+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2403.07196","created_at":"2026-07-05T07:55:00.519186+00:00"},{"alias_kind":"pith_short_12","alias_value":"D4AR647ZQZF4","created_at":"2026-07-05T07:55:00.519186+00:00"},{"alias_kind":"pith_short_16","alias_value":"D4AR647ZQZF4ZQWJ","created_at":"2026-07-05T07:55:00.519186+00:00"},{"alias_kind":"pith_short_8","alias_value":"D4AR647Z","created_at":"2026-07-05T07:55:00.519186+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/D4AR647ZQZF4ZQWJZC3J4JZLDI","json":"https://pith.science/pith/D4AR647ZQZF4ZQWJZC3J4JZLDI.json","graph_json":"https://pith.science/api/pith-number/D4AR647ZQZF4ZQWJZC3J4JZLDI/graph.json","events_json":"https://pith.science/api/pith-number/D4AR647ZQZF4ZQWJZC3J4JZLDI/events.json","paper":"https://pith.science/paper/D4AR647Z"},"agent_actions":{"view_html":"https://pith.science/pith/D4AR647ZQZF4ZQWJZC3J4JZLDI","download_json":"https://pith.science/pith/D4AR647ZQZF4ZQWJZC3J4JZLDI.json","view_paper":"https://pith.science/paper/D4AR647Z","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2403.07196&json=true","fetch_graph":"https://pith.science/api/pith-number/D4AR647ZQZF4ZQWJZC3J4JZLDI/graph.json","fetch_events":"https://pith.science/api/pith-number/D4AR647ZQZF4ZQWJZC3J4JZLDI/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/D4AR647ZQZF4ZQWJZC3J4JZLDI/action/timestamp_anchor","attest_storage":"https://pith.science/pith/D4AR647ZQZF4ZQWJZC3J4JZLDI/action/storage_attestation","attest_author":"https://pith.science/pith/D4AR647ZQZF4ZQWJZC3J4JZLDI/action/author_attestation","sign_citation":"https://pith.science/pith/D4AR647ZQZF4ZQWJZC3J4JZLDI/action/citation_signature","submit_replication":"https://pith.science/pith/D4AR647ZQZF4ZQWJZC3J4JZLDI/action/replication_record"}},"created_at":"2026-07-05T07:55:00.519186+00:00","updated_at":"2026-07-05T07:55:00.519186+00:00"}