{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:LVCRTV5GJTHWGKQZNVXOIB3GMA","short_pith_number":"pith:LVCRTV5G","schema_version":"1.0","canonical_sha256":"5d4519d7a64ccf632a196d6ee40766602dde29c7dae419a541d40a06fef5403b","source":{"kind":"arxiv","id":"2107.11682","version":3},"attestation_state":"computed","paper":{"title":"Searching for low-redshift faint galaxies with MMT/Hectospec","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Anneya Golob, Cheng cheng, Christopher N. A. Willmer, Chuan He, C. Kevin Xu, Gaoxiang Jin, Guillaume Desprez, Hai Xu, Hong-Xin Zhang, Jean Coupon, Jia-Sheng Huang, Marat Musin, Marcin Sawicki, Matthew L. N. Ashby, Piaoran Liang, Shumei Wu, Stephane Arnouts, Stephen Gwyn, TianWen Cao, Xu Shao, Yaru Shi, Y. Sophia Dai, Zijian Li","submitted_at":"2021-07-24T20:28:41Z","abstract_excerpt":"We present redshifts for 2753 low-redshift galaxies between $0.03 \\lesssim z_{\\rm spec}\\lesssim0.5$ with 18 $\\leq$ $r$ $\\leq$ 22 obtained with Hectospec at the Multi-Mirror Telescope (MMT). The observations targeted the XMM-LSS, ELAIS-N1 and DEEP2-3 fields, each of which covers $\\sim$ 1 deg$^2$. These fields are also part of the recently completed CFHT Large Area U-band Deep Survey (CLAUDS) and on-going Hyper Suprime-Cam deep fields surveys. The efficiency of our technique for selecting low-redshift galaxies is confirmed by the redshift distribution of our sources. In addition to redshifts, th"},"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":"2107.11682","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2021-07-24T20:28:41Z","cross_cats_sorted":[],"title_canon_sha256":"aa4bec92fc9a4d3a10bc46c02afed63e1f21323f014d9c48fccb4c4fae5ec7af","abstract_canon_sha256":"b6cc5aa0e36212ca944d73697b6e5947064ad92403541c9240bc9399bb4af534"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:12:11.064277Z","signature_b64":"nHmZhpyeUorzQUHqXLj4uAK7AeUDtpDYGvBIiJq1W4H4Hk6oFKduCUv/iKb7a4OuotzQpJkaKT6zh0ct947cDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5d4519d7a64ccf632a196d6ee40766602dde29c7dae419a541d40a06fef5403b","last_reissued_at":"2026-07-05T03:12:11.063924Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:12:11.063924Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Searching for low-redshift faint galaxies with MMT/Hectospec","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Anneya Golob, Cheng cheng, Christopher N. A. Willmer, Chuan He, C. Kevin Xu, Gaoxiang Jin, Guillaume Desprez, Hai Xu, Hong-Xin Zhang, Jean Coupon, Jia-Sheng Huang, Marat Musin, Marcin Sawicki, Matthew L. N. Ashby, Piaoran Liang, Shumei Wu, Stephane Arnouts, Stephen Gwyn, TianWen Cao, Xu Shao, Yaru Shi, Y. Sophia Dai, Zijian Li","submitted_at":"2021-07-24T20:28:41Z","abstract_excerpt":"We present redshifts for 2753 low-redshift galaxies between $0.03 \\lesssim z_{\\rm spec}\\lesssim0.5$ with 18 $\\leq$ $r$ $\\leq$ 22 obtained with Hectospec at the Multi-Mirror Telescope (MMT). The observations targeted the XMM-LSS, ELAIS-N1 and DEEP2-3 fields, each of which covers $\\sim$ 1 deg$^2$. These fields are also part of the recently completed CFHT Large Area U-band Deep Survey (CLAUDS) and on-going Hyper Suprime-Cam deep fields surveys. The efficiency of our technique for selecting low-redshift galaxies is confirmed by the redshift distribution of our sources. In addition to redshifts, th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.11682","kind":"arxiv","version":3},"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/2107.11682/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":"2107.11682","created_at":"2026-07-05T03:12:11.063984+00:00"},{"alias_kind":"arxiv_version","alias_value":"2107.11682v3","created_at":"2026-07-05T03:12:11.063984+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.11682","created_at":"2026-07-05T03:12:11.063984+00:00"},{"alias_kind":"pith_short_12","alias_value":"LVCRTV5GJTHW","created_at":"2026-07-05T03:12:11.063984+00:00"},{"alias_kind":"pith_short_16","alias_value":"LVCRTV5GJTHWGKQZ","created_at":"2026-07-05T03:12:11.063984+00:00"},{"alias_kind":"pith_short_8","alias_value":"LVCRTV5G","created_at":"2026-07-05T03:12:11.063984+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/LVCRTV5GJTHWGKQZNVXOIB3GMA","json":"https://pith.science/pith/LVCRTV5GJTHWGKQZNVXOIB3GMA.json","graph_json":"https://pith.science/api/pith-number/LVCRTV5GJTHWGKQZNVXOIB3GMA/graph.json","events_json":"https://pith.science/api/pith-number/LVCRTV5GJTHWGKQZNVXOIB3GMA/events.json","paper":"https://pith.science/paper/LVCRTV5G"},"agent_actions":{"view_html":"https://pith.science/pith/LVCRTV5GJTHWGKQZNVXOIB3GMA","download_json":"https://pith.science/pith/LVCRTV5GJTHWGKQZNVXOIB3GMA.json","view_paper":"https://pith.science/paper/LVCRTV5G","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2107.11682&json=true","fetch_graph":"https://pith.science/api/pith-number/LVCRTV5GJTHWGKQZNVXOIB3GMA/graph.json","fetch_events":"https://pith.science/api/pith-number/LVCRTV5GJTHWGKQZNVXOIB3GMA/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LVCRTV5GJTHWGKQZNVXOIB3GMA/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LVCRTV5GJTHWGKQZNVXOIB3GMA/action/storage_attestation","attest_author":"https://pith.science/pith/LVCRTV5GJTHWGKQZNVXOIB3GMA/action/author_attestation","sign_citation":"https://pith.science/pith/LVCRTV5GJTHWGKQZNVXOIB3GMA/action/citation_signature","submit_replication":"https://pith.science/pith/LVCRTV5GJTHWGKQZNVXOIB3GMA/action/replication_record"}},"created_at":"2026-07-05T03:12:11.063984+00:00","updated_at":"2026-07-05T03:12:11.063984+00:00"}