{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:3DMHVZHELG55NDZSL7NNXZRHFK","short_pith_number":"pith:3DMHVZHE","schema_version":"1.0","canonical_sha256":"d8d87ae4e459bbd68f325fdadbe6272a9e5610d922ddb8764934c937832d6946","source":{"kind":"arxiv","id":"1608.04934","version":2},"attestation_state":"computed","paper":{"title":"Portrait of a Dark Horse: a Photometric and Spectroscopic Study of the Ultra-faint Milky Way Satellite Pegasus III","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Anirudh Chiti, Anna Frebel, Antonino P. Milone, Blair Conn, Dongwon Kim, Dougal Mackey, Gary Da Costa, Helmut Jerjen, Marla Geha","submitted_at":"2016-08-17T12:03:03Z","abstract_excerpt":"Pegasus III (Peg III) is one of the few known ultra-faint stellar systems in the outer halo of the Milky Way. We present the results from a follow-up campaign with Magellan/IMACS and Keck/DEIMOS. Deep stellar photometry down to $r_0\\approx 25$ mag at 50% completeness level has allowed accurate measurements of its photometric and structural properties. The color-magnitude diagram of Peg III confirms that the stellar system is well described by an old ($\\gtrsim12$ Gyr) and metal-poor ([Fe/H]$\\lesssim-2.0$ dex) stellar population at a heliocentric distance of $215\\pm12$ kpc. The revised half-ligh"},"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":"1608.04934","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-08-17T12:03:03Z","cross_cats_sorted":[],"title_canon_sha256":"bd9ca0dee79b57ecf187367de1b78b9a51a6e525ac3f5b72132cf2ac53b03288","abstract_canon_sha256":"09455f40f82bba8e705f3d4f944db0ee1c6eaf3f626f6ef8b9809aba88521e70"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:55:12.509466Z","signature_b64":"VyfTynhzYPgQwzeblW1O44eoYLfdMVxnAnHD2zzg2eLodqF4UWNt2GBTdgWujXS7yZACcwT1fBMvuD14ggXkCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d8d87ae4e459bbd68f325fdadbe6272a9e5610d922ddb8764934c937832d6946","last_reissued_at":"2026-05-18T00:55:12.508804Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:55:12.508804Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Portrait of a Dark Horse: a Photometric and Spectroscopic Study of the Ultra-faint Milky Way Satellite Pegasus III","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Anirudh Chiti, Anna Frebel, Antonino P. Milone, Blair Conn, Dongwon Kim, Dougal Mackey, Gary Da Costa, Helmut Jerjen, Marla Geha","submitted_at":"2016-08-17T12:03:03Z","abstract_excerpt":"Pegasus III (Peg III) is one of the few known ultra-faint stellar systems in the outer halo of the Milky Way. We present the results from a follow-up campaign with Magellan/IMACS and Keck/DEIMOS. Deep stellar photometry down to $r_0\\approx 25$ mag at 50% completeness level has allowed accurate measurements of its photometric and structural properties. The color-magnitude diagram of Peg III confirms that the stellar system is well described by an old ($\\gtrsim12$ Gyr) and metal-poor ([Fe/H]$\\lesssim-2.0$ dex) stellar population at a heliocentric distance of $215\\pm12$ kpc. The revised half-ligh"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.04934","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":""},"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":"1608.04934","created_at":"2026-05-18T00:55:12.508897+00:00"},{"alias_kind":"arxiv_version","alias_value":"1608.04934v2","created_at":"2026-05-18T00:55:12.508897+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.04934","created_at":"2026-05-18T00:55:12.508897+00:00"},{"alias_kind":"pith_short_12","alias_value":"3DMHVZHELG55","created_at":"2026-05-18T12:29:55.572404+00:00"},{"alias_kind":"pith_short_16","alias_value":"3DMHVZHELG55NDZS","created_at":"2026-05-18T12:29:55.572404+00:00"},{"alias_kind":"pith_short_8","alias_value":"3DMHVZHE","created_at":"2026-05-18T12:29:55.572404+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/3DMHVZHELG55NDZSL7NNXZRHFK","json":"https://pith.science/pith/3DMHVZHELG55NDZSL7NNXZRHFK.json","graph_json":"https://pith.science/api/pith-number/3DMHVZHELG55NDZSL7NNXZRHFK/graph.json","events_json":"https://pith.science/api/pith-number/3DMHVZHELG55NDZSL7NNXZRHFK/events.json","paper":"https://pith.science/paper/3DMHVZHE"},"agent_actions":{"view_html":"https://pith.science/pith/3DMHVZHELG55NDZSL7NNXZRHFK","download_json":"https://pith.science/pith/3DMHVZHELG55NDZSL7NNXZRHFK.json","view_paper":"https://pith.science/paper/3DMHVZHE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1608.04934&json=true","fetch_graph":"https://pith.science/api/pith-number/3DMHVZHELG55NDZSL7NNXZRHFK/graph.json","fetch_events":"https://pith.science/api/pith-number/3DMHVZHELG55NDZSL7NNXZRHFK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3DMHVZHELG55NDZSL7NNXZRHFK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3DMHVZHELG55NDZSL7NNXZRHFK/action/storage_attestation","attest_author":"https://pith.science/pith/3DMHVZHELG55NDZSL7NNXZRHFK/action/author_attestation","sign_citation":"https://pith.science/pith/3DMHVZHELG55NDZSL7NNXZRHFK/action/citation_signature","submit_replication":"https://pith.science/pith/3DMHVZHELG55NDZSL7NNXZRHFK/action/replication_record"}},"created_at":"2026-05-18T00:55:12.508897+00:00","updated_at":"2026-05-18T00:55:12.508897+00:00"}