{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:FAPYGAE6IPAHVMRFGI7X7GQECC","short_pith_number":"pith:FAPYGAE6","schema_version":"1.0","canonical_sha256":"281f83009e43c07ab225323f7f9a041096f85917c4a6370e5f28c40f00c8f952","source":{"kind":"arxiv","id":"2504.02924","version":2},"attestation_state":"computed","paper":{"title":"The DESI Y1 RR Lyrae catalog I: Empirical modeling of the cyclic variation of spectroscopic properties and a chemodynamical analysis of the outer halo","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Bystr\\\"om, A. de la Macorra, A. Dey, A. D. Myers, A. Font-Ribera, A. H. Riley, A. Meisner, A. P. Cooper, B. A. Weaver, C. Poppett, D. Bianchi, D. Brooks, D. Sprayberry, E. Gazta\\~naga, E. Sanchez, F. Prada, G. Gutierrez, G. Rossi, G. Tarl\\'e, Gustavo E. Medina, H. Seo, H. Zou, I. P\\'erez-R\\`afols, J. Aguilar, J. E. Forero-Romero, J. Guy, K. Honscheid, L. Beraldo e Silva, L. Le Guillou, M. Ishak, M. Landriau, M. Valluri, N. Kizhuprakkat, O. Y. Gnedin, P. Doel, R. G. Carlberg, R. H. Wechsler, R. Miquel, R. Zhou, S. Ahlen, Sergey E. Koposov, S. Gontcho A Gontcho, S. Nadathur, T. Claybaugh, Ting S. Li, T. Kisner, W. Wang","submitted_at":"2025-04-03T18:00:00Z","abstract_excerpt":"We present the catalog of RR Lyrae stars (RRLs) observed in the first year of operations of the Dark Energy Spectroscopic Instrument (DESI) survey. This catalog contains 6,240 RRLs out to $\\sim120$\\,kpc from the Galactic center and over 12,000 individual epochs with homogeneously-derived stellar atmospheric parameters. We introduce a novel methodology to model the cyclical variation of the spectroscopic properties of RRLs from single-epoch measurements. We employ this method to infer the systemic velocities and mean temperatures of fundamental and first-overtone mode RRLs in our sample (withou"},"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":"2504.02924","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-04-03T18:00:00Z","cross_cats_sorted":[],"title_canon_sha256":"83087831baf5af9d07f38ca0b95b3d25bbc1616a53c6b96539e2f543b15edf81","abstract_canon_sha256":"bb0d7ac48c8137956fb52a35d148985c3e57abdd26bb453d1735ccb798249a3e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-05T01:14:26.153760Z","signature_b64":"jaqrROjIpV/2QcYUZkkGWMC+yukveKXrVstpTfFPSgmTetAP6Y4d7eiqgizomAsA/KDKVoEAO94xyJzOmixWDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"281f83009e43c07ab225323f7f9a041096f85917c4a6370e5f28c40f00c8f952","last_reissued_at":"2026-06-05T01:14:26.152993Z","signature_status":"signed_v1","first_computed_at":"2026-06-05T01:14:26.152993Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The DESI Y1 RR Lyrae catalog I: Empirical modeling of the cyclic variation of spectroscopic properties and a chemodynamical analysis of the outer halo","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Bystr\\\"om, A. de la Macorra, A. Dey, A. D. Myers, A. Font-Ribera, A. H. Riley, A. Meisner, A. P. Cooper, B. A. Weaver, C. Poppett, D. Bianchi, D. Brooks, D. Sprayberry, E. Gazta\\~naga, E. Sanchez, F. Prada, G. Gutierrez, G. Rossi, G. Tarl\\'e, Gustavo E. Medina, H. Seo, H. Zou, I. P\\'erez-R\\`afols, J. Aguilar, J. E. Forero-Romero, J. Guy, K. Honscheid, L. Beraldo e Silva, L. Le Guillou, M. Ishak, M. Landriau, M. Valluri, N. Kizhuprakkat, O. Y. Gnedin, P. Doel, R. G. Carlberg, R. H. Wechsler, R. Miquel, R. Zhou, S. Ahlen, Sergey E. Koposov, S. Gontcho A Gontcho, S. Nadathur, T. Claybaugh, Ting S. Li, T. Kisner, W. Wang","submitted_at":"2025-04-03T18:00:00Z","abstract_excerpt":"We present the catalog of RR Lyrae stars (RRLs) observed in the first year of operations of the Dark Energy Spectroscopic Instrument (DESI) survey. This catalog contains 6,240 RRLs out to $\\sim120$\\,kpc from the Galactic center and over 12,000 individual epochs with homogeneously-derived stellar atmospheric parameters. We introduce a novel methodology to model the cyclical variation of the spectroscopic properties of RRLs from single-epoch measurements. We employ this method to infer the systemic velocities and mean temperatures of fundamental and first-overtone mode RRLs in our sample (withou"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.02924","kind":"arxiv","version":2},"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/2504.02924/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":"2504.02924","created_at":"2026-06-05T01:14:26.153086+00:00"},{"alias_kind":"arxiv_version","alias_value":"2504.02924v2","created_at":"2026-06-05T01:14:26.153086+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.02924","created_at":"2026-06-05T01:14:26.153086+00:00"},{"alias_kind":"pith_short_12","alias_value":"FAPYGAE6IPAH","created_at":"2026-06-05T01:14:26.153086+00:00"},{"alias_kind":"pith_short_16","alias_value":"FAPYGAE6IPAHVMRF","created_at":"2026-06-05T01:14:26.153086+00:00"},{"alias_kind":"pith_short_8","alias_value":"FAPYGAE6","created_at":"2026-06-05T01:14:26.153086+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/FAPYGAE6IPAHVMRFGI7X7GQECC","json":"https://pith.science/pith/FAPYGAE6IPAHVMRFGI7X7GQECC.json","graph_json":"https://pith.science/api/pith-number/FAPYGAE6IPAHVMRFGI7X7GQECC/graph.json","events_json":"https://pith.science/api/pith-number/FAPYGAE6IPAHVMRFGI7X7GQECC/events.json","paper":"https://pith.science/paper/FAPYGAE6"},"agent_actions":{"view_html":"https://pith.science/pith/FAPYGAE6IPAHVMRFGI7X7GQECC","download_json":"https://pith.science/pith/FAPYGAE6IPAHVMRFGI7X7GQECC.json","view_paper":"https://pith.science/paper/FAPYGAE6","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2504.02924&json=true","fetch_graph":"https://pith.science/api/pith-number/FAPYGAE6IPAHVMRFGI7X7GQECC/graph.json","fetch_events":"https://pith.science/api/pith-number/FAPYGAE6IPAHVMRFGI7X7GQECC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FAPYGAE6IPAHVMRFGI7X7GQECC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FAPYGAE6IPAHVMRFGI7X7GQECC/action/storage_attestation","attest_author":"https://pith.science/pith/FAPYGAE6IPAHVMRFGI7X7GQECC/action/author_attestation","sign_citation":"https://pith.science/pith/FAPYGAE6IPAHVMRFGI7X7GQECC/action/citation_signature","submit_replication":"https://pith.science/pith/FAPYGAE6IPAHVMRFGI7X7GQECC/action/replication_record"}},"created_at":"2026-06-05T01:14:26.153086+00:00","updated_at":"2026-06-05T01:14:26.153086+00:00"}