{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:U2HPURTMZF5YFDXK7FW7XM33JP","short_pith_number":"pith:U2HPURTM","schema_version":"1.0","canonical_sha256":"a68efa466cc97b828eeaf96dfbb37b4bc5051ff0dcfef9c6e21a818379d52824","source":{"kind":"arxiv","id":"1310.3277","version":1},"attestation_state":"computed","paper":{"title":"Carbon-enhanced Metal-poor Stars in SDSS/SEGUE. II. Comparison of CEMP Star Frequencies with Binary Population Synthesis Models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"Sara Lucatello, Takuma Suda, Timothy C. Beers, Young Sun Lee","submitted_at":"2013-10-11T20:01:12Z","abstract_excerpt":"We present a comparison of the frequencies of carbon-enhanced metal-poor (CEMP) giant and main-sequence turnoff stars, selected from the Sloan Digital Sky Survey and the Sloan Extension for Galactic Understanding and Exploration, with predictions from asymptotic giant-branch (AGB) mass-transfer models. We consider two initial mass functions (IMFs)-a Salpeter IMF, and a mass function with a characteristic mass of 10 solar mass. These comparisons indicate good agreement between the observed CEMP frequencies for stars with [Fe/H] > -1.5 and a Salpeter IMF, but not with an IMF having a higher char"},"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":"1310.3277","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-10-11T20:01:12Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"a90bf3aaa15eca18adea1833e0e14d1747febc1f9afefa4c5c1b96bedc2cb6e3","abstract_canon_sha256":"c29f42afc3a4597c92226a47284d4b1a53e9a99bc60e68c4ae0f91b5db978397"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:47:06.293156Z","signature_b64":"2z520Qe/tqQ4s0fDNzdUhliSzKACb/u3a6+Q1lSFsqpY4YhLOkQH1dPYIbRrZ8qSGYmgVig0lgiqw3iI/f3dCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a68efa466cc97b828eeaf96dfbb37b4bc5051ff0dcfef9c6e21a818379d52824","last_reissued_at":"2026-05-18T01:47:06.292711Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:47:06.292711Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Carbon-enhanced Metal-poor Stars in SDSS/SEGUE. II. Comparison of CEMP Star Frequencies with Binary Population Synthesis Models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"Sara Lucatello, Takuma Suda, Timothy C. Beers, Young Sun Lee","submitted_at":"2013-10-11T20:01:12Z","abstract_excerpt":"We present a comparison of the frequencies of carbon-enhanced metal-poor (CEMP) giant and main-sequence turnoff stars, selected from the Sloan Digital Sky Survey and the Sloan Extension for Galactic Understanding and Exploration, with predictions from asymptotic giant-branch (AGB) mass-transfer models. We consider two initial mass functions (IMFs)-a Salpeter IMF, and a mass function with a characteristic mass of 10 solar mass. These comparisons indicate good agreement between the observed CEMP frequencies for stars with [Fe/H] > -1.5 and a Salpeter IMF, but not with an IMF having a higher char"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.3277","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":""},"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":"1310.3277","created_at":"2026-05-18T01:47:06.292778+00:00"},{"alias_kind":"arxiv_version","alias_value":"1310.3277v1","created_at":"2026-05-18T01:47:06.292778+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.3277","created_at":"2026-05-18T01:47:06.292778+00:00"},{"alias_kind":"pith_short_12","alias_value":"U2HPURTMZF5Y","created_at":"2026-05-18T12:28:02.375192+00:00"},{"alias_kind":"pith_short_16","alias_value":"U2HPURTMZF5YFDXK","created_at":"2026-05-18T12:28:02.375192+00:00"},{"alias_kind":"pith_short_8","alias_value":"U2HPURTM","created_at":"2026-05-18T12:28:02.375192+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/U2HPURTMZF5YFDXK7FW7XM33JP","json":"https://pith.science/pith/U2HPURTMZF5YFDXK7FW7XM33JP.json","graph_json":"https://pith.science/api/pith-number/U2HPURTMZF5YFDXK7FW7XM33JP/graph.json","events_json":"https://pith.science/api/pith-number/U2HPURTMZF5YFDXK7FW7XM33JP/events.json","paper":"https://pith.science/paper/U2HPURTM"},"agent_actions":{"view_html":"https://pith.science/pith/U2HPURTMZF5YFDXK7FW7XM33JP","download_json":"https://pith.science/pith/U2HPURTMZF5YFDXK7FW7XM33JP.json","view_paper":"https://pith.science/paper/U2HPURTM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1310.3277&json=true","fetch_graph":"https://pith.science/api/pith-number/U2HPURTMZF5YFDXK7FW7XM33JP/graph.json","fetch_events":"https://pith.science/api/pith-number/U2HPURTMZF5YFDXK7FW7XM33JP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/U2HPURTMZF5YFDXK7FW7XM33JP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/U2HPURTMZF5YFDXK7FW7XM33JP/action/storage_attestation","attest_author":"https://pith.science/pith/U2HPURTMZF5YFDXK7FW7XM33JP/action/author_attestation","sign_citation":"https://pith.science/pith/U2HPURTMZF5YFDXK7FW7XM33JP/action/citation_signature","submit_replication":"https://pith.science/pith/U2HPURTMZF5YFDXK7FW7XM33JP/action/replication_record"}},"created_at":"2026-05-18T01:47:06.292778+00:00","updated_at":"2026-05-18T01:47:06.292778+00:00"}