{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:KHUYFRQUCME5SG4GLW55ID36U6","short_pith_number":"pith:KHUYFRQU","schema_version":"1.0","canonical_sha256":"51e982c6141309d91b865dbbd40f7ea7b9db1116633cc31e742dd291a7ec6d23","source":{"kind":"arxiv","id":"2508.21182","version":4},"attestation_state":"computed","paper":{"title":"The Impact of Spectroscopic Redshift Errors on Cosmological Measurements","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Antoine Rocher, Cheng Zhao, Daniel Forero-S\\'anchez, Etienne Burtin, Jean-Paul Kneib, Jiamin Hou, Jiaxi Yu, Shengyu He","submitted_at":"2025-08-28T19:47:36Z","abstract_excerpt":"Spectroscopic redshift errors, including redshift uncertainty and catastrophic failures, can bias cosmological measurements from galaxy redshift surveys at sub-percent level. In this work, we investigate their impact on the full-shape analysis using contaminated mock catalogs. We find that redshift uncertainty introduces a scale-dependent damping effect on the power spectrum, which is absorbed by counterterms in clustering model, keeping parameter biases below $5\\%$. Catastrophic failures suppress the power spectrum amplitude by an approximately constant factor that scales with the catastrophi"},"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":"2508.21182","kind":"arxiv","version":4},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2025-08-28T19:47:36Z","cross_cats_sorted":[],"title_canon_sha256":"028ff8342b9839795951b0aa37dcee6fb516b1e5ba989abd6a0b3c769208781d","abstract_canon_sha256":"e8bcef29116125cc003407ba58dfa4d17313901ca550829c5d7e1e4a5a89bd3c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-19T16:11:12.515003Z","signature_b64":"sbEJcptg7UORYdzBRTU4USZgUbZMpcp55VliDTtkgPkc6NflSzVXuo5P400ANTfzwqZJ4aqvYiFNCRrgvQRJAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"51e982c6141309d91b865dbbd40f7ea7b9db1116633cc31e742dd291a7ec6d23","last_reissued_at":"2026-06-19T16:11:12.514605Z","signature_status":"signed_v1","first_computed_at":"2026-06-19T16:11:12.514605Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Impact of Spectroscopic Redshift Errors on Cosmological Measurements","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Antoine Rocher, Cheng Zhao, Daniel Forero-S\\'anchez, Etienne Burtin, Jean-Paul Kneib, Jiamin Hou, Jiaxi Yu, Shengyu He","submitted_at":"2025-08-28T19:47:36Z","abstract_excerpt":"Spectroscopic redshift errors, including redshift uncertainty and catastrophic failures, can bias cosmological measurements from galaxy redshift surveys at sub-percent level. In this work, we investigate their impact on the full-shape analysis using contaminated mock catalogs. We find that redshift uncertainty introduces a scale-dependent damping effect on the power spectrum, which is absorbed by counterterms in clustering model, keeping parameter biases below $5\\%$. Catastrophic failures suppress the power spectrum amplitude by an approximately constant factor that scales with the catastrophi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.21182","kind":"arxiv","version":4},"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/2508.21182/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":"2508.21182","created_at":"2026-06-19T16:11:12.514661+00:00"},{"alias_kind":"arxiv_version","alias_value":"2508.21182v4","created_at":"2026-06-19T16:11:12.514661+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.21182","created_at":"2026-06-19T16:11:12.514661+00:00"},{"alias_kind":"pith_short_12","alias_value":"KHUYFRQUCME5","created_at":"2026-06-19T16:11:12.514661+00:00"},{"alias_kind":"pith_short_16","alias_value":"KHUYFRQUCME5SG4G","created_at":"2026-06-19T16:11:12.514661+00:00"},{"alias_kind":"pith_short_8","alias_value":"KHUYFRQU","created_at":"2026-06-19T16:11:12.514661+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/KHUYFRQUCME5SG4GLW55ID36U6","json":"https://pith.science/pith/KHUYFRQUCME5SG4GLW55ID36U6.json","graph_json":"https://pith.science/api/pith-number/KHUYFRQUCME5SG4GLW55ID36U6/graph.json","events_json":"https://pith.science/api/pith-number/KHUYFRQUCME5SG4GLW55ID36U6/events.json","paper":"https://pith.science/paper/KHUYFRQU"},"agent_actions":{"view_html":"https://pith.science/pith/KHUYFRQUCME5SG4GLW55ID36U6","download_json":"https://pith.science/pith/KHUYFRQUCME5SG4GLW55ID36U6.json","view_paper":"https://pith.science/paper/KHUYFRQU","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2508.21182&json=true","fetch_graph":"https://pith.science/api/pith-number/KHUYFRQUCME5SG4GLW55ID36U6/graph.json","fetch_events":"https://pith.science/api/pith-number/KHUYFRQUCME5SG4GLW55ID36U6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KHUYFRQUCME5SG4GLW55ID36U6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KHUYFRQUCME5SG4GLW55ID36U6/action/storage_attestation","attest_author":"https://pith.science/pith/KHUYFRQUCME5SG4GLW55ID36U6/action/author_attestation","sign_citation":"https://pith.science/pith/KHUYFRQUCME5SG4GLW55ID36U6/action/citation_signature","submit_replication":"https://pith.science/pith/KHUYFRQUCME5SG4GLW55ID36U6/action/replication_record"}},"created_at":"2026-06-19T16:11:12.514661+00:00","updated_at":"2026-06-19T16:11:12.514661+00:00"}