{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:267SD3EEWSF2FK7CZSXNZ4VQUM","short_pith_number":"pith:267SD3EE","schema_version":"1.0","canonical_sha256":"d7bf21ec84b48ba2abe2ccaedcf2b0a31e788135365519bfe8fdda484b6f3469","source":{"kind":"arxiv","id":"1004.4002","version":1},"attestation_state":"computed","paper":{"title":"The Luminosity and Mass Functions of Low-Mass Stars in the Galactic Disk: II. The Field","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Andrew A. West, David A. Golimowski, I. Neill Reid, John J. Bochanski, Kevin R. Covey, Suzanne L. Hawley, Zeljko Ivezic","submitted_at":"2010-04-22T20:00:03Z","abstract_excerpt":"We report on new measurements of the luminosity function (LF) and mass function (MF) of field low-mass dwarfs derived from Sloan Digital Sky Survey (SDSS) Data Release 6 (DR6) photometry.  The analysis incorporates ~15 million low-mass stars (0.1 Msun < M <  0.8 Msun), spread over 8,400 square degrees.   Stellar distances are estimated using new photometric parallax relations, constructed from ugriz photometry of nearby low-mass stars with trigonometric parallaxes.  We use a technique that simultaneously measures Galactic structure and the stellar LF from 7 < M_r < 16.  We compare the LF to pr"},"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":"1004.4002","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-04-22T20:00:03Z","cross_cats_sorted":[],"title_canon_sha256":"c7e89366b1207c6391d7b3219b1ea6dc0f4861c1f23a9548428f881b2682321a","abstract_canon_sha256":"5cec88b1bc0fc44c0d9256076e67867540619fb34dd537ab8e4bfc2a2d295ac9"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:07:54.864254Z","signature_b64":"oC/p5++vSy18c5+uQVNWFmrSyYuEGLIW83FZoiN+nLGOpWpGRh7ktoNTUfc0phiygCSTZtl5n2g2rSdJLS1jDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d7bf21ec84b48ba2abe2ccaedcf2b0a31e788135365519bfe8fdda484b6f3469","last_reissued_at":"2026-05-18T02:07:54.863351Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:07:54.863351Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Luminosity and Mass Functions of Low-Mass Stars in the Galactic Disk: II. The Field","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Andrew A. West, David A. Golimowski, I. Neill Reid, John J. Bochanski, Kevin R. Covey, Suzanne L. Hawley, Zeljko Ivezic","submitted_at":"2010-04-22T20:00:03Z","abstract_excerpt":"We report on new measurements of the luminosity function (LF) and mass function (MF) of field low-mass dwarfs derived from Sloan Digital Sky Survey (SDSS) Data Release 6 (DR6) photometry.  The analysis incorporates ~15 million low-mass stars (0.1 Msun < M <  0.8 Msun), spread over 8,400 square degrees.   Stellar distances are estimated using new photometric parallax relations, constructed from ugriz photometry of nearby low-mass stars with trigonometric parallaxes.  We use a technique that simultaneously measures Galactic structure and the stellar LF from 7 < M_r < 16.  We compare the LF to pr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1004.4002","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":"1004.4002","created_at":"2026-05-18T02:07:54.863517+00:00"},{"alias_kind":"arxiv_version","alias_value":"1004.4002v1","created_at":"2026-05-18T02:07:54.863517+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1004.4002","created_at":"2026-05-18T02:07:54.863517+00:00"},{"alias_kind":"pith_short_12","alias_value":"267SD3EEWSF2","created_at":"2026-05-18T12:26:03.138858+00:00"},{"alias_kind":"pith_short_16","alias_value":"267SD3EEWSF2FK7C","created_at":"2026-05-18T12:26:03.138858+00:00"},{"alias_kind":"pith_short_8","alias_value":"267SD3EE","created_at":"2026-05-18T12:26:03.138858+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/267SD3EEWSF2FK7CZSXNZ4VQUM","json":"https://pith.science/pith/267SD3EEWSF2FK7CZSXNZ4VQUM.json","graph_json":"https://pith.science/api/pith-number/267SD3EEWSF2FK7CZSXNZ4VQUM/graph.json","events_json":"https://pith.science/api/pith-number/267SD3EEWSF2FK7CZSXNZ4VQUM/events.json","paper":"https://pith.science/paper/267SD3EE"},"agent_actions":{"view_html":"https://pith.science/pith/267SD3EEWSF2FK7CZSXNZ4VQUM","download_json":"https://pith.science/pith/267SD3EEWSF2FK7CZSXNZ4VQUM.json","view_paper":"https://pith.science/paper/267SD3EE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1004.4002&json=true","fetch_graph":"https://pith.science/api/pith-number/267SD3EEWSF2FK7CZSXNZ4VQUM/graph.json","fetch_events":"https://pith.science/api/pith-number/267SD3EEWSF2FK7CZSXNZ4VQUM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/267SD3EEWSF2FK7CZSXNZ4VQUM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/267SD3EEWSF2FK7CZSXNZ4VQUM/action/storage_attestation","attest_author":"https://pith.science/pith/267SD3EEWSF2FK7CZSXNZ4VQUM/action/author_attestation","sign_citation":"https://pith.science/pith/267SD3EEWSF2FK7CZSXNZ4VQUM/action/citation_signature","submit_replication":"https://pith.science/pith/267SD3EEWSF2FK7CZSXNZ4VQUM/action/replication_record"}},"created_at":"2026-05-18T02:07:54.863517+00:00","updated_at":"2026-05-18T02:07:54.863517+00:00"}