{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:URNS442E6L733HI4RLKMGKWL5F","short_pith_number":"pith:URNS442E","schema_version":"1.0","canonical_sha256":"a45b2e7344f2ffbd9d1c8ad4c32acbe94c793399144a44366de0de5533ecbe68","source":{"kind":"arxiv","id":"1806.04112","version":2},"attestation_state":"computed","paper":{"title":"Li in Open Clusters: Cool Dwarfs in the Young, Subsolar Metallicity Cluster M35 (NGC 2168)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"(2) Indiana Univ., (3), (4) SUNY Geneseo), A. Steinhauer (4), B. A. Twarog (1) ((1), B. J. Anthony-Twarog (1), C. P. Deliyannis (2), D. B. Lee-Brown (1), D. Harmer (3), NOAO, Q. Sun (2), Univ. of Kansas","submitted_at":"2018-06-11T17:07:35Z","abstract_excerpt":"Hydra spectra of 85 G-K dwarfs in the young cluster, M35, near the Li 6708 Angstrom line region are analyzed. From velocities and Gaia astrometry, 78 are likely single-star members which, combined with previous work, produces 108 members with T_eff ranging from 6150 to 4000 K as defined by multicolor, broad-band photometry, E(B-V ) = 0.20 and [Fe/H] = -0.15, though there are indications the metallicity may be closer to solar. A(Li) follows a well-delineated decline from 3.15 for the hottest stars to upper limits <= 1.0 among the coolest dwarfs. Contrary to earlier work, M35 includes single sta"},"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":"1806.04112","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-06-11T17:07:35Z","cross_cats_sorted":[],"title_canon_sha256":"c632f83d300b54214d3b2056ca148d674f63b2a03540f649944bfdbce88c4c2d","abstract_canon_sha256":"e76e738c105d8205180beeea9016d22c89f1db1dcec700d8681152248c982ba8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:10:37.180368Z","signature_b64":"cN860fff7kWazPOnEDlR7zVi9dwlNKk2ElqMJAYhyJaG/TnwrVsAmEa7clRqRifO2KPlC/NzwUw24j43v4p3AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a45b2e7344f2ffbd9d1c8ad4c32acbe94c793399144a44366de0de5533ecbe68","last_reissued_at":"2026-05-18T00:10:37.179950Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:10:37.179950Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Li in Open Clusters: Cool Dwarfs in the Young, Subsolar Metallicity Cluster M35 (NGC 2168)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"(2) Indiana Univ., (3), (4) SUNY Geneseo), A. Steinhauer (4), B. A. Twarog (1) ((1), B. J. Anthony-Twarog (1), C. P. Deliyannis (2), D. B. Lee-Brown (1), D. Harmer (3), NOAO, Q. Sun (2), Univ. of Kansas","submitted_at":"2018-06-11T17:07:35Z","abstract_excerpt":"Hydra spectra of 85 G-K dwarfs in the young cluster, M35, near the Li 6708 Angstrom line region are analyzed. From velocities and Gaia astrometry, 78 are likely single-star members which, combined with previous work, produces 108 members with T_eff ranging from 6150 to 4000 K as defined by multicolor, broad-band photometry, E(B-V ) = 0.20 and [Fe/H] = -0.15, though there are indications the metallicity may be closer to solar. A(Li) follows a well-delineated decline from 3.15 for the hottest stars to upper limits <= 1.0 among the coolest dwarfs. Contrary to earlier work, M35 includes single sta"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.04112","kind":"arxiv","version":2},"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":"1806.04112","created_at":"2026-05-18T00:10:37.180009+00:00"},{"alias_kind":"arxiv_version","alias_value":"1806.04112v2","created_at":"2026-05-18T00:10:37.180009+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.04112","created_at":"2026-05-18T00:10:37.180009+00:00"},{"alias_kind":"pith_short_12","alias_value":"URNS442E6L73","created_at":"2026-05-18T12:32:56.356000+00:00"},{"alias_kind":"pith_short_16","alias_value":"URNS442E6L733HI4","created_at":"2026-05-18T12:32:56.356000+00:00"},{"alias_kind":"pith_short_8","alias_value":"URNS442E","created_at":"2026-05-18T12:32:56.356000+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/URNS442E6L733HI4RLKMGKWL5F","json":"https://pith.science/pith/URNS442E6L733HI4RLKMGKWL5F.json","graph_json":"https://pith.science/api/pith-number/URNS442E6L733HI4RLKMGKWL5F/graph.json","events_json":"https://pith.science/api/pith-number/URNS442E6L733HI4RLKMGKWL5F/events.json","paper":"https://pith.science/paper/URNS442E"},"agent_actions":{"view_html":"https://pith.science/pith/URNS442E6L733HI4RLKMGKWL5F","download_json":"https://pith.science/pith/URNS442E6L733HI4RLKMGKWL5F.json","view_paper":"https://pith.science/paper/URNS442E","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1806.04112&json=true","fetch_graph":"https://pith.science/api/pith-number/URNS442E6L733HI4RLKMGKWL5F/graph.json","fetch_events":"https://pith.science/api/pith-number/URNS442E6L733HI4RLKMGKWL5F/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/URNS442E6L733HI4RLKMGKWL5F/action/timestamp_anchor","attest_storage":"https://pith.science/pith/URNS442E6L733HI4RLKMGKWL5F/action/storage_attestation","attest_author":"https://pith.science/pith/URNS442E6L733HI4RLKMGKWL5F/action/author_attestation","sign_citation":"https://pith.science/pith/URNS442E6L733HI4RLKMGKWL5F/action/citation_signature","submit_replication":"https://pith.science/pith/URNS442E6L733HI4RLKMGKWL5F/action/replication_record"}},"created_at":"2026-05-18T00:10:37.180009+00:00","updated_at":"2026-05-18T00:10:37.180009+00:00"}