{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:MW2RZEHITJTM2HUXCKDZTEDH3V","short_pith_number":"pith:MW2RZEHI","schema_version":"1.0","canonical_sha256":"65b51c90e89a66cd1e971287999067dd47384787b75bd34de87d6540243e0ced","source":{"kind":"arxiv","id":"2412.07532","version":1},"attestation_state":"computed","paper":{"title":"Impact of spatial curvature on forecast constraints from standard and differential redshift drift measurements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM","gr-qc"],"primary_cat":"astro-ph.CO","authors_text":"C. J. A. P. Martins, C. M. J. Marques, M. A. F. Melo e Sousa, S. Q. Fernandes","submitted_at":"2024-12-10T14:11:53Z","abstract_excerpt":"The redshift drift of objects following the cosmological expansion is a unique model-independent probe of background cosmology, detectable by astrophysical facilities presently under construction. Previous forecasts for such measurements assume flat universes. We explore the impact of relaxing this assumption on the constraining power of the redshift drift, focusing on the two most promising routes for its measurement: the SKA at low redshifts, and the Golden Sample for the ELT's ANDES spectrograph at higher redshifts. We also discuss the cosmological sensitivity of possible differential redsh"},"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":"2412.07532","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-12-10T14:11:53Z","cross_cats_sorted":["astro-ph.IM","gr-qc"],"title_canon_sha256":"869f6ba7e3fa632d686cefdd743ade96ebd9b6c27f06bdf283ba12e0be59b79a","abstract_canon_sha256":"2cac7aa03de8c5ff7e83b85b3bb3070a02e8bb6198fb30d17e1bd74dedb05aac"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:47:11.196791Z","signature_b64":"c2uXKXD+u0oTubSdgIKTXSRHV9yT69b40PRl3Yt5m4GhjtKrSYPOev69RZMVWqcJBiedGrGI5luhnYeC6Te9Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"65b51c90e89a66cd1e971287999067dd47384787b75bd34de87d6540243e0ced","last_reissued_at":"2026-07-05T09:47:11.196235Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:47:11.196235Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Impact of spatial curvature on forecast constraints from standard and differential redshift drift measurements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM","gr-qc"],"primary_cat":"astro-ph.CO","authors_text":"C. J. A. P. Martins, C. M. J. Marques, M. A. F. Melo e Sousa, S. Q. Fernandes","submitted_at":"2024-12-10T14:11:53Z","abstract_excerpt":"The redshift drift of objects following the cosmological expansion is a unique model-independent probe of background cosmology, detectable by astrophysical facilities presently under construction. Previous forecasts for such measurements assume flat universes. We explore the impact of relaxing this assumption on the constraining power of the redshift drift, focusing on the two most promising routes for its measurement: the SKA at low redshifts, and the Golden Sample for the ELT's ANDES spectrograph at higher redshifts. We also discuss the cosmological sensitivity of possible differential redsh"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.07532","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/2412.07532/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":"2412.07532","created_at":"2026-07-05T09:47:11.196300+00:00"},{"alias_kind":"arxiv_version","alias_value":"2412.07532v1","created_at":"2026-07-05T09:47:11.196300+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.07532","created_at":"2026-07-05T09:47:11.196300+00:00"},{"alias_kind":"pith_short_12","alias_value":"MW2RZEHITJTM","created_at":"2026-07-05T09:47:11.196300+00:00"},{"alias_kind":"pith_short_16","alias_value":"MW2RZEHITJTM2HUX","created_at":"2026-07-05T09:47:11.196300+00:00"},{"alias_kind":"pith_short_8","alias_value":"MW2RZEHI","created_at":"2026-07-05T09:47:11.196300+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/MW2RZEHITJTM2HUXCKDZTEDH3V","json":"https://pith.science/pith/MW2RZEHITJTM2HUXCKDZTEDH3V.json","graph_json":"https://pith.science/api/pith-number/MW2RZEHITJTM2HUXCKDZTEDH3V/graph.json","events_json":"https://pith.science/api/pith-number/MW2RZEHITJTM2HUXCKDZTEDH3V/events.json","paper":"https://pith.science/paper/MW2RZEHI"},"agent_actions":{"view_html":"https://pith.science/pith/MW2RZEHITJTM2HUXCKDZTEDH3V","download_json":"https://pith.science/pith/MW2RZEHITJTM2HUXCKDZTEDH3V.json","view_paper":"https://pith.science/paper/MW2RZEHI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2412.07532&json=true","fetch_graph":"https://pith.science/api/pith-number/MW2RZEHITJTM2HUXCKDZTEDH3V/graph.json","fetch_events":"https://pith.science/api/pith-number/MW2RZEHITJTM2HUXCKDZTEDH3V/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MW2RZEHITJTM2HUXCKDZTEDH3V/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MW2RZEHITJTM2HUXCKDZTEDH3V/action/storage_attestation","attest_author":"https://pith.science/pith/MW2RZEHITJTM2HUXCKDZTEDH3V/action/author_attestation","sign_citation":"https://pith.science/pith/MW2RZEHITJTM2HUXCKDZTEDH3V/action/citation_signature","submit_replication":"https://pith.science/pith/MW2RZEHITJTM2HUXCKDZTEDH3V/action/replication_record"}},"created_at":"2026-07-05T09:47:11.196300+00:00","updated_at":"2026-07-05T09:47:11.196300+00:00"}