{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:KNRAQOVWLVRAGUZRNM7J5YVGLZ","short_pith_number":"pith:KNRAQOVW","schema_version":"1.0","canonical_sha256":"5362083ab65d620353316b3e9ee2a65e474a438d6800b41f460d89d28ebf9ed3","source":{"kind":"arxiv","id":"1111.1724","version":3},"attestation_state":"computed","paper":{"title":"The spatial structure of mono-abundance sub-populations of the Milky Way disk","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Chao Liu (MPIA), David W. Hogg (NYU, Hans-Walter Rix (MPIA), Jo Bovy (IAS), Michigan State), MPIA), Timothy C. Beers (NOAO, Young Sun Lee (Michigan State)","submitted_at":"2011-11-07T21:00:01Z","abstract_excerpt":"The spatial, kinematic, and elemental-abundance structure of the Milky Way's stellar disk is complex, and has been difficult to dissect with local spectroscopic or global photometric data. Here, we develop and apply a rigorous density modeling approach for Galactic spectroscopic surveys that enables investigation of the global spatial structure of stellar sub-populations in narrow bins of [\\alpha/Fe] and [Fe/H], using 23,767 G-type dwarfs from SDSS/SEGUE. We fit models for the number density of each such mono-abundance component, properly accounting for the complex spectroscopic SEGUE sampling"},"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":"1111.1724","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2011-11-07T21:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"ad6e3226ba251d5148d6b1b4eefcf80ee845fb0d69c7227bc03f46bad0b3e7a7","abstract_canon_sha256":"9469df0dac2dab07de216db5527dfa2c4fd23b7e2212ecbe417331104ad8f4f8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:52:38.696252Z","signature_b64":"zRBPTOog26Fg8/Gd2et+GLIAtZZVOUXMl7ZTKMWYpKlHXsQ+Cl9x5//QrWnrsuNyI4xThKwzgNUkrIv8nO75CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5362083ab65d620353316b3e9ee2a65e474a438d6800b41f460d89d28ebf9ed3","last_reissued_at":"2026-05-18T03:52:38.695521Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:52:38.695521Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The spatial structure of mono-abundance sub-populations of the Milky Way disk","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Chao Liu (MPIA), David W. Hogg (NYU, Hans-Walter Rix (MPIA), Jo Bovy (IAS), Michigan State), MPIA), Timothy C. Beers (NOAO, Young Sun Lee (Michigan State)","submitted_at":"2011-11-07T21:00:01Z","abstract_excerpt":"The spatial, kinematic, and elemental-abundance structure of the Milky Way's stellar disk is complex, and has been difficult to dissect with local spectroscopic or global photometric data. Here, we develop and apply a rigorous density modeling approach for Galactic spectroscopic surveys that enables investigation of the global spatial structure of stellar sub-populations in narrow bins of [\\alpha/Fe] and [Fe/H], using 23,767 G-type dwarfs from SDSS/SEGUE. We fit models for the number density of each such mono-abundance component, properly accounting for the complex spectroscopic SEGUE sampling"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1111.1724","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":""},"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":"1111.1724","created_at":"2026-05-18T03:52:38.695645+00:00"},{"alias_kind":"arxiv_version","alias_value":"1111.1724v3","created_at":"2026-05-18T03:52:38.695645+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1111.1724","created_at":"2026-05-18T03:52:38.695645+00:00"},{"alias_kind":"pith_short_12","alias_value":"KNRAQOVWLVRA","created_at":"2026-05-18T12:26:32.869790+00:00"},{"alias_kind":"pith_short_16","alias_value":"KNRAQOVWLVRAGUZR","created_at":"2026-05-18T12:26:32.869790+00:00"},{"alias_kind":"pith_short_8","alias_value":"KNRAQOVW","created_at":"2026-05-18T12:26:32.869790+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/KNRAQOVWLVRAGUZRNM7J5YVGLZ","json":"https://pith.science/pith/KNRAQOVWLVRAGUZRNM7J5YVGLZ.json","graph_json":"https://pith.science/api/pith-number/KNRAQOVWLVRAGUZRNM7J5YVGLZ/graph.json","events_json":"https://pith.science/api/pith-number/KNRAQOVWLVRAGUZRNM7J5YVGLZ/events.json","paper":"https://pith.science/paper/KNRAQOVW"},"agent_actions":{"view_html":"https://pith.science/pith/KNRAQOVWLVRAGUZRNM7J5YVGLZ","download_json":"https://pith.science/pith/KNRAQOVWLVRAGUZRNM7J5YVGLZ.json","view_paper":"https://pith.science/paper/KNRAQOVW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1111.1724&json=true","fetch_graph":"https://pith.science/api/pith-number/KNRAQOVWLVRAGUZRNM7J5YVGLZ/graph.json","fetch_events":"https://pith.science/api/pith-number/KNRAQOVWLVRAGUZRNM7J5YVGLZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KNRAQOVWLVRAGUZRNM7J5YVGLZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KNRAQOVWLVRAGUZRNM7J5YVGLZ/action/storage_attestation","attest_author":"https://pith.science/pith/KNRAQOVWLVRAGUZRNM7J5YVGLZ/action/author_attestation","sign_citation":"https://pith.science/pith/KNRAQOVWLVRAGUZRNM7J5YVGLZ/action/citation_signature","submit_replication":"https://pith.science/pith/KNRAQOVWLVRAGUZRNM7J5YVGLZ/action/replication_record"}},"created_at":"2026-05-18T03:52:38.695645+00:00","updated_at":"2026-05-18T03:52:38.695645+00:00"}