{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:T6D6YJR7M7EUULNEJ2SZV3LMGK","short_pith_number":"pith:T6D6YJR7","schema_version":"1.0","canonical_sha256":"9f87ec263f67c94a2da44ea59aed6c32b026b93032ad6e162551a9a58f98c2bb","source":{"kind":"arxiv","id":"1211.6104","version":1},"attestation_state":"computed","paper":{"title":"Mapping the Local Halo: Statistical Parallax Analysis of SDSS Low-Mass Subdwarfs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"Andrew A. West, Antonia Savcheva, John J. Bochanski, Suzanne L. Hawley","submitted_at":"2012-11-26T21:00:00Z","abstract_excerpt":"We present a statistical parallax study of nearly 2,000 M subdwarfs with photometry and spectroscopy from the Sloan Digital Sky Survey. Statistical parallax analysis yields the mean absolute magnitudes, mean velocities and velocity ellipsoids for homogenous samples of stars. We selected homogeneous groups of subdwarfs based on their photometric colors and spectral appearance. We examined the color-magnitude relations of low-mass subdwarfs and quantified their dependence on the newly-refined metallicity parameter, zeta. We also developed a photometric metallicity parameter, delta(g-r), based on"},"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":"1211.6104","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-11-26T21:00:00Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"2c84abab08ac36a7c9d6a775088265e918ae4bbaa7ecc92445e3347be9beaf5c","abstract_canon_sha256":"c73d580e450a87d0a1a027f64e7c9dfa2ef31a05aa7d5db838b2c2e1e72235f9"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:52:54.823347Z","signature_b64":"RFxx2KfoxgCutJmJtBMdkohGBhLhOwSYRuN7OwwFpTr6PmCVsKa7hz+K+qyKJCuORnr7ip52e4+rAo26s39aCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9f87ec263f67c94a2da44ea59aed6c32b026b93032ad6e162551a9a58f98c2bb","last_reissued_at":"2026-05-18T01:52:54.822848Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:52:54.822848Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Mapping the Local Halo: Statistical Parallax Analysis of SDSS Low-Mass Subdwarfs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"Andrew A. West, Antonia Savcheva, John J. Bochanski, Suzanne L. Hawley","submitted_at":"2012-11-26T21:00:00Z","abstract_excerpt":"We present a statistical parallax study of nearly 2,000 M subdwarfs with photometry and spectroscopy from the Sloan Digital Sky Survey. Statistical parallax analysis yields the mean absolute magnitudes, mean velocities and velocity ellipsoids for homogenous samples of stars. We selected homogeneous groups of subdwarfs based on their photometric colors and spectral appearance. We examined the color-magnitude relations of low-mass subdwarfs and quantified their dependence on the newly-refined metallicity parameter, zeta. We also developed a photometric metallicity parameter, delta(g-r), based on"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.6104","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":"1211.6104","created_at":"2026-05-18T01:52:54.822924+00:00"},{"alias_kind":"arxiv_version","alias_value":"1211.6104v1","created_at":"2026-05-18T01:52:54.822924+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.6104","created_at":"2026-05-18T01:52:54.822924+00:00"},{"alias_kind":"pith_short_12","alias_value":"T6D6YJR7M7EU","created_at":"2026-05-18T12:27:23.164592+00:00"},{"alias_kind":"pith_short_16","alias_value":"T6D6YJR7M7EUULNE","created_at":"2026-05-18T12:27:23.164592+00:00"},{"alias_kind":"pith_short_8","alias_value":"T6D6YJR7","created_at":"2026-05-18T12:27:23.164592+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/T6D6YJR7M7EUULNEJ2SZV3LMGK","json":"https://pith.science/pith/T6D6YJR7M7EUULNEJ2SZV3LMGK.json","graph_json":"https://pith.science/api/pith-number/T6D6YJR7M7EUULNEJ2SZV3LMGK/graph.json","events_json":"https://pith.science/api/pith-number/T6D6YJR7M7EUULNEJ2SZV3LMGK/events.json","paper":"https://pith.science/paper/T6D6YJR7"},"agent_actions":{"view_html":"https://pith.science/pith/T6D6YJR7M7EUULNEJ2SZV3LMGK","download_json":"https://pith.science/pith/T6D6YJR7M7EUULNEJ2SZV3LMGK.json","view_paper":"https://pith.science/paper/T6D6YJR7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1211.6104&json=true","fetch_graph":"https://pith.science/api/pith-number/T6D6YJR7M7EUULNEJ2SZV3LMGK/graph.json","fetch_events":"https://pith.science/api/pith-number/T6D6YJR7M7EUULNEJ2SZV3LMGK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/T6D6YJR7M7EUULNEJ2SZV3LMGK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/T6D6YJR7M7EUULNEJ2SZV3LMGK/action/storage_attestation","attest_author":"https://pith.science/pith/T6D6YJR7M7EUULNEJ2SZV3LMGK/action/author_attestation","sign_citation":"https://pith.science/pith/T6D6YJR7M7EUULNEJ2SZV3LMGK/action/citation_signature","submit_replication":"https://pith.science/pith/T6D6YJR7M7EUULNEJ2SZV3LMGK/action/replication_record"}},"created_at":"2026-05-18T01:52:54.822924+00:00","updated_at":"2026-05-18T01:52:54.822924+00:00"}