{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:JZZ7D4TWUR2QFN6CGQBYOHPSJP","short_pith_number":"pith:JZZ7D4TW","schema_version":"1.0","canonical_sha256":"4e73f1f276a47502b7c23403871df24bddf58af92ce752eef1eb0cbe3c0bc004","source":{"kind":"arxiv","id":"2010.11283","version":1},"attestation_state":"computed","paper":{"title":"Preliminary Target Selection for the DESI Bright Galaxy Survey (BGS)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Aaron M. Meisner, Adam D. Myers, Anand Raichoor, Arjun Dey, Carlton Baugh, ChangHoon Hahn, Christophe Y\\`eche, Claire Poppett, Daniel J. Eisenstein, David Brooks, David H. Weinberg, David J. Schlegel, Dustin Lang, Enrique Gazta\\~naga, Francisco Prada, Gregory Tarl\\'e, Jaime E. Forero-Romero, John Lucey, John Moustakas, Martin Landriau, Michael E. Levi, Michael Schubnell, M. J. Wilson, Nathalie Palanque-Delabrouille, Omar Ruiz-Macias, Pauline Zarrouk, Peder Norberg, Robert Kehoe, Sarah Eftekharzadeh, Shaun Cole, Yutong Duan","submitted_at":"2020-10-21T19:49:25Z","abstract_excerpt":"The Dark Energy Spectroscopic Instrument (DESI) will execute a nearly magnitude-limited survey of low redshift galaxies ($0.05 \\leq z \\leq 0.4$, median $z \\approx 0.2$). Clustering analyses of this Bright Galaxy Survey (BGS) will yield the most precise measurements to date of baryon acoustic oscillations and redshift-space distortions at low redshift. DESI BGS will comprise two target classes: (i) BRIGHT ($r<19.5$~mag), and (ii) FAINT ($19.5<r<20$~mag). Here we present a summary of the star-galaxy separation, and different photometric and geometrical masks, used in BGS to reduce the number of "},"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":"2010.11283","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-10-21T19:49:25Z","cross_cats_sorted":[],"title_canon_sha256":"b437f46311b4fdcbd92a0c2e2d22b1f51f97feec06731afe422316178a4041dc","abstract_canon_sha256":"d943b8a7e383f6a675f570611eb792607d445facbd583559686e1003d94b5ea6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:45:08.303762Z","signature_b64":"NbchcaJO52GmiKUuYOkNyZrUlEghKzNqBNQXKsU9dTI4+uQYsPXT7JVz1w8CrMN9kJvCy01hYC3WZ3kXKRdSBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4e73f1f276a47502b7c23403871df24bddf58af92ce752eef1eb0cbe3c0bc004","last_reissued_at":"2026-07-05T01:45:08.303219Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:45:08.303219Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Preliminary Target Selection for the DESI Bright Galaxy Survey (BGS)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Aaron M. Meisner, Adam D. Myers, Anand Raichoor, Arjun Dey, Carlton Baugh, ChangHoon Hahn, Christophe Y\\`eche, Claire Poppett, Daniel J. Eisenstein, David Brooks, David H. Weinberg, David J. Schlegel, Dustin Lang, Enrique Gazta\\~naga, Francisco Prada, Gregory Tarl\\'e, Jaime E. Forero-Romero, John Lucey, John Moustakas, Martin Landriau, Michael E. Levi, Michael Schubnell, M. J. Wilson, Nathalie Palanque-Delabrouille, Omar Ruiz-Macias, Pauline Zarrouk, Peder Norberg, Robert Kehoe, Sarah Eftekharzadeh, Shaun Cole, Yutong Duan","submitted_at":"2020-10-21T19:49:25Z","abstract_excerpt":"The Dark Energy Spectroscopic Instrument (DESI) will execute a nearly magnitude-limited survey of low redshift galaxies ($0.05 \\leq z \\leq 0.4$, median $z \\approx 0.2$). Clustering analyses of this Bright Galaxy Survey (BGS) will yield the most precise measurements to date of baryon acoustic oscillations and redshift-space distortions at low redshift. DESI BGS will comprise two target classes: (i) BRIGHT ($r<19.5$~mag), and (ii) FAINT ($19.5<r<20$~mag). Here we present a summary of the star-galaxy separation, and different photometric and geometrical masks, used in BGS to reduce the number of "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2010.11283","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/2010.11283/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":"2010.11283","created_at":"2026-07-05T01:45:08.303280+00:00"},{"alias_kind":"arxiv_version","alias_value":"2010.11283v1","created_at":"2026-07-05T01:45:08.303280+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2010.11283","created_at":"2026-07-05T01:45:08.303280+00:00"},{"alias_kind":"pith_short_12","alias_value":"JZZ7D4TWUR2Q","created_at":"2026-07-05T01:45:08.303280+00:00"},{"alias_kind":"pith_short_16","alias_value":"JZZ7D4TWUR2QFN6C","created_at":"2026-07-05T01:45:08.303280+00:00"},{"alias_kind":"pith_short_8","alias_value":"JZZ7D4TW","created_at":"2026-07-05T01:45:08.303280+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":3,"internal_anchor_count":2,"sample":[{"citing_arxiv_id":"2607.07818","citing_title":"The DESI View of the Faint Radio Source Population in LoTSS DR2","ref_index":80,"is_internal_anchor":true},{"citing_arxiv_id":"2607.07875","citing_title":"Alcock-Paczynski Blinding Scheme for the Ly-$\\alpha$ Forest Analysis","ref_index":24,"is_internal_anchor":true},{"citing_arxiv_id":"2606.23936","citing_title":"Cosmological constraints from the DESI DR1 Bispectrum Full-Shape and DR2 BAO","ref_index":10,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/JZZ7D4TWUR2QFN6CGQBYOHPSJP","json":"https://pith.science/pith/JZZ7D4TWUR2QFN6CGQBYOHPSJP.json","graph_json":"https://pith.science/api/pith-number/JZZ7D4TWUR2QFN6CGQBYOHPSJP/graph.json","events_json":"https://pith.science/api/pith-number/JZZ7D4TWUR2QFN6CGQBYOHPSJP/events.json","paper":"https://pith.science/paper/JZZ7D4TW"},"agent_actions":{"view_html":"https://pith.science/pith/JZZ7D4TWUR2QFN6CGQBYOHPSJP","download_json":"https://pith.science/pith/JZZ7D4TWUR2QFN6CGQBYOHPSJP.json","view_paper":"https://pith.science/paper/JZZ7D4TW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2010.11283&json=true","fetch_graph":"https://pith.science/api/pith-number/JZZ7D4TWUR2QFN6CGQBYOHPSJP/graph.json","fetch_events":"https://pith.science/api/pith-number/JZZ7D4TWUR2QFN6CGQBYOHPSJP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JZZ7D4TWUR2QFN6CGQBYOHPSJP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JZZ7D4TWUR2QFN6CGQBYOHPSJP/action/storage_attestation","attest_author":"https://pith.science/pith/JZZ7D4TWUR2QFN6CGQBYOHPSJP/action/author_attestation","sign_citation":"https://pith.science/pith/JZZ7D4TWUR2QFN6CGQBYOHPSJP/action/citation_signature","submit_replication":"https://pith.science/pith/JZZ7D4TWUR2QFN6CGQBYOHPSJP/action/replication_record"}},"created_at":"2026-07-05T01:45:08.303280+00:00","updated_at":"2026-07-05T01:45:08.303280+00:00"}