{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:OZOOVAGHSR3XBQZCQ4WICCGZSP","short_pith_number":"pith:OZOOVAGH","schema_version":"1.0","canonical_sha256":"765cea80c7947770c322872c8108d993cf70d11843936d22a13bc2ed06dc116d","source":{"kind":"arxiv","id":"1802.02320","version":1},"attestation_state":"computed","paper":{"title":"A focus on L dwarfs with trigonometric parallaxes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. Burgasser, A. Luo, B. Du, F. Marocco, H.R.A Jones, J. Zhong, R.L. Smart, Y. Wang, Z. Shao","submitted_at":"2018-02-07T06:39:31Z","abstract_excerpt":"We report new parallax measurements for ten L and early T type dwarfs, five of which have no previous published values, using observations over 3 years at the robotic Liverpool Telescope. The resulting parallaxes and proper motions have median errors of 2\\,mas and 1.5\\,mas/year respectively. Their space motions indicate they are all Galactic disk members. We combined this sample with other objects with astrometry from the Liverpool Telescope and with published literature astrometry to construct a sample of 260 L and early T type dwarfs with measured parallaxes, designated the Astrometry Sample"},"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":"1802.02320","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-02-07T06:39:31Z","cross_cats_sorted":[],"title_canon_sha256":"7917488a036cd7a14064dcbf66b02a818f7c2b96e08a3b7f44d054aa9425d387","abstract_canon_sha256":"3df9f1c796ea6e15c959dda358a9bfef65b4597cff9d96ef2e6014b4d87406a2"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:15:16.318226Z","signature_b64":"/hxj5G5xv6K64Z75DToZBtVTOeN8n8cO4DGa91V+5B3/Ju5EUbU/hfu7uk+h3KvKhKOxt0JQMTQnuaje1abNAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"765cea80c7947770c322872c8108d993cf70d11843936d22a13bc2ed06dc116d","last_reissued_at":"2026-05-18T00:15:16.317533Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:15:16.317533Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A focus on L dwarfs with trigonometric parallaxes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. Burgasser, A. Luo, B. Du, F. Marocco, H.R.A Jones, J. Zhong, R.L. Smart, Y. Wang, Z. Shao","submitted_at":"2018-02-07T06:39:31Z","abstract_excerpt":"We report new parallax measurements for ten L and early T type dwarfs, five of which have no previous published values, using observations over 3 years at the robotic Liverpool Telescope. The resulting parallaxes and proper motions have median errors of 2\\,mas and 1.5\\,mas/year respectively. Their space motions indicate they are all Galactic disk members. We combined this sample with other objects with astrometry from the Liverpool Telescope and with published literature astrometry to construct a sample of 260 L and early T type dwarfs with measured parallaxes, designated the Astrometry Sample"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1802.02320","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":"1802.02320","created_at":"2026-05-18T00:15:16.317638+00:00"},{"alias_kind":"arxiv_version","alias_value":"1802.02320v1","created_at":"2026-05-18T00:15:16.317638+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1802.02320","created_at":"2026-05-18T00:15:16.317638+00:00"},{"alias_kind":"pith_short_12","alias_value":"OZOOVAGHSR3X","created_at":"2026-05-18T12:32:43.782077+00:00"},{"alias_kind":"pith_short_16","alias_value":"OZOOVAGHSR3XBQZC","created_at":"2026-05-18T12:32:43.782077+00:00"},{"alias_kind":"pith_short_8","alias_value":"OZOOVAGH","created_at":"2026-05-18T12:32:43.782077+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/OZOOVAGHSR3XBQZCQ4WICCGZSP","json":"https://pith.science/pith/OZOOVAGHSR3XBQZCQ4WICCGZSP.json","graph_json":"https://pith.science/api/pith-number/OZOOVAGHSR3XBQZCQ4WICCGZSP/graph.json","events_json":"https://pith.science/api/pith-number/OZOOVAGHSR3XBQZCQ4WICCGZSP/events.json","paper":"https://pith.science/paper/OZOOVAGH"},"agent_actions":{"view_html":"https://pith.science/pith/OZOOVAGHSR3XBQZCQ4WICCGZSP","download_json":"https://pith.science/pith/OZOOVAGHSR3XBQZCQ4WICCGZSP.json","view_paper":"https://pith.science/paper/OZOOVAGH","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1802.02320&json=true","fetch_graph":"https://pith.science/api/pith-number/OZOOVAGHSR3XBQZCQ4WICCGZSP/graph.json","fetch_events":"https://pith.science/api/pith-number/OZOOVAGHSR3XBQZCQ4WICCGZSP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/OZOOVAGHSR3XBQZCQ4WICCGZSP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/OZOOVAGHSR3XBQZCQ4WICCGZSP/action/storage_attestation","attest_author":"https://pith.science/pith/OZOOVAGHSR3XBQZCQ4WICCGZSP/action/author_attestation","sign_citation":"https://pith.science/pith/OZOOVAGHSR3XBQZCQ4WICCGZSP/action/citation_signature","submit_replication":"https://pith.science/pith/OZOOVAGHSR3XBQZCQ4WICCGZSP/action/replication_record"}},"created_at":"2026-05-18T00:15:16.317638+00:00","updated_at":"2026-05-18T00:15:16.317638+00:00"}