{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:VDGAIYYFYPRG64FCZFXPMQ7CFU","short_pith_number":"pith:VDGAIYYF","schema_version":"1.0","canonical_sha256":"a8cc046305c3e26f70a2c96ef643e22d341b10cee7fef52fe0b3ecc054ea6b89","source":{"kind":"arxiv","id":"1301.0163","version":1},"attestation_state":"computed","paper":{"title":"Lithium-Rich Field Giants in the Sloan Digital Sky Survey","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"Matthew D. Shetrone, Sarah L. Martell","submitted_at":"2013-01-02T03:48:12Z","abstract_excerpt":"We present a search for post-main-sequence field stars in the Galaxy with atypically large lithium abundances. Using moderate-resolution spectra taken as part of the Sloan Digital Sky Survey, along with high-resolution followup spectroscopy from the Hobby-Eberly Telescope, we identify 23 post-turnoff stars with log epsilon(Li) greater than 1.95, including 14 with log epsilon(Li) > 2.3 and 8 with log epsilon(Li) > 3.0, well above the low level expected for evolved stars. Comparison with theoretical isochrones indicates that some of our Li-rich stars are affiliated with the upper red giant branc"},"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":"1301.0163","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-01-02T03:48:12Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"217cb0b0de5cbfde16f0468ae261ea4b45e56c316294ed62ea72fdd2aefc0838","abstract_canon_sha256":"71878a8cdea68b5dc726527b11195409067590e6d88ab333f5b9a9b91e02cd83"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:52:22.351298Z","signature_b64":"5/b4axAUE0AWzrgXgHQFo8rV/PgpWAend5xzGg1Lbq903K0KZiIg6fe/lPcpQuGcXLW8mtoXHNTy3AEw3nMFBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a8cc046305c3e26f70a2c96ef643e22d341b10cee7fef52fe0b3ecc054ea6b89","last_reissued_at":"2026-05-18T01:52:22.350858Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:52:22.350858Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Lithium-Rich Field Giants in the Sloan Digital Sky Survey","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"Matthew D. Shetrone, Sarah L. Martell","submitted_at":"2013-01-02T03:48:12Z","abstract_excerpt":"We present a search for post-main-sequence field stars in the Galaxy with atypically large lithium abundances. Using moderate-resolution spectra taken as part of the Sloan Digital Sky Survey, along with high-resolution followup spectroscopy from the Hobby-Eberly Telescope, we identify 23 post-turnoff stars with log epsilon(Li) greater than 1.95, including 14 with log epsilon(Li) > 2.3 and 8 with log epsilon(Li) > 3.0, well above the low level expected for evolved stars. Comparison with theoretical isochrones indicates that some of our Li-rich stars are affiliated with the upper red giant branc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.0163","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":"1301.0163","created_at":"2026-05-18T01:52:22.350923+00:00"},{"alias_kind":"arxiv_version","alias_value":"1301.0163v1","created_at":"2026-05-18T01:52:22.350923+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.0163","created_at":"2026-05-18T01:52:22.350923+00:00"},{"alias_kind":"pith_short_12","alias_value":"VDGAIYYFYPRG","created_at":"2026-05-18T12:28:04.890932+00:00"},{"alias_kind":"pith_short_16","alias_value":"VDGAIYYFYPRG64FC","created_at":"2026-05-18T12:28:04.890932+00:00"},{"alias_kind":"pith_short_8","alias_value":"VDGAIYYF","created_at":"2026-05-18T12:28:04.890932+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/VDGAIYYFYPRG64FCZFXPMQ7CFU","json":"https://pith.science/pith/VDGAIYYFYPRG64FCZFXPMQ7CFU.json","graph_json":"https://pith.science/api/pith-number/VDGAIYYFYPRG64FCZFXPMQ7CFU/graph.json","events_json":"https://pith.science/api/pith-number/VDGAIYYFYPRG64FCZFXPMQ7CFU/events.json","paper":"https://pith.science/paper/VDGAIYYF"},"agent_actions":{"view_html":"https://pith.science/pith/VDGAIYYFYPRG64FCZFXPMQ7CFU","download_json":"https://pith.science/pith/VDGAIYYFYPRG64FCZFXPMQ7CFU.json","view_paper":"https://pith.science/paper/VDGAIYYF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1301.0163&json=true","fetch_graph":"https://pith.science/api/pith-number/VDGAIYYFYPRG64FCZFXPMQ7CFU/graph.json","fetch_events":"https://pith.science/api/pith-number/VDGAIYYFYPRG64FCZFXPMQ7CFU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VDGAIYYFYPRG64FCZFXPMQ7CFU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VDGAIYYFYPRG64FCZFXPMQ7CFU/action/storage_attestation","attest_author":"https://pith.science/pith/VDGAIYYFYPRG64FCZFXPMQ7CFU/action/author_attestation","sign_citation":"https://pith.science/pith/VDGAIYYFYPRG64FCZFXPMQ7CFU/action/citation_signature","submit_replication":"https://pith.science/pith/VDGAIYYFYPRG64FCZFXPMQ7CFU/action/replication_record"}},"created_at":"2026-05-18T01:52:22.350923+00:00","updated_at":"2026-05-18T01:52:22.350923+00:00"}