{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:TO6PEIFF3K6KW7NMQN4RXHPJUB","short_pith_number":"pith:TO6PEIFF","schema_version":"1.0","canonical_sha256":"9bbcf220a5dabcab7dac83791b9de9a0795ca70d21d26180fe7a2b879dd05fef","source":{"kind":"arxiv","id":"1809.06479","version":2},"attestation_state":"computed","paper":{"title":"Y dwarf Trigonometric Parallaxes from the Spitzer Space Telescope","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Adam C. Schneider, C. G. Tinney, Charles A. Beichman, Christopher R. Gelino, Edward L. Wright, Emily C. Martin, Ian S. McLean, Jacqueline K. Faherty, James Ingalls, J. Davy Kirkpatrick, J\\'er\\'emy Lebreton, Michael C. Cushing, Patrick Lowrance, Richard L. Smart, Sarah E. Logsdon","submitted_at":"2018-09-18T00:00:59Z","abstract_excerpt":"Y dwarfs provide a unique opportunity to study free-floating objects with masses $<$30 M$_{Jup}$ and atmospheric temperatures approaching those of known Jupiter-like exoplanets. Obtaining distances to these objects is an essential step towards characterizing their absolute physical properties. Using Spitzer/IRAC [4.5] images taken over baselines of $\\sim$2-7 years, we measure astrometric distances for 22 late-T and early Y dwarfs, including updated parallaxes for 18 objects and new parallax measurements for 4 objects. These parallaxes will make it possible to explore the physical parameter spa"},"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":"1809.06479","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-09-18T00:00:59Z","cross_cats_sorted":[],"title_canon_sha256":"b35ecb7dfa60d70f7d7b2e40c5d5089b03103229d555d0504477a802f6aab4e4","abstract_canon_sha256":"5badb64e71e2713f13d898098ffbb1019c19b56f0e43474792ca9c3571434dbf"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:00:50.070267Z","signature_b64":"lO3jE2TXoclT39wKVLOa7QY5pglQzrkIJGAkKQgGXTMEnewHCbPMUDCBtfssoZJbCTiA6VjBGcZiPSmqm2PBAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9bbcf220a5dabcab7dac83791b9de9a0795ca70d21d26180fe7a2b879dd05fef","last_reissued_at":"2026-05-18T00:00:50.069738Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:00:50.069738Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Y dwarf Trigonometric Parallaxes from the Spitzer Space Telescope","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Adam C. Schneider, C. G. Tinney, Charles A. Beichman, Christopher R. Gelino, Edward L. Wright, Emily C. Martin, Ian S. McLean, Jacqueline K. Faherty, James Ingalls, J. Davy Kirkpatrick, J\\'er\\'emy Lebreton, Michael C. Cushing, Patrick Lowrance, Richard L. Smart, Sarah E. Logsdon","submitted_at":"2018-09-18T00:00:59Z","abstract_excerpt":"Y dwarfs provide a unique opportunity to study free-floating objects with masses $<$30 M$_{Jup}$ and atmospheric temperatures approaching those of known Jupiter-like exoplanets. Obtaining distances to these objects is an essential step towards characterizing their absolute physical properties. Using Spitzer/IRAC [4.5] images taken over baselines of $\\sim$2-7 years, we measure astrometric distances for 22 late-T and early Y dwarfs, including updated parallaxes for 18 objects and new parallax measurements for 4 objects. These parallaxes will make it possible to explore the physical parameter spa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.06479","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":"1809.06479","created_at":"2026-05-18T00:00:50.069808+00:00"},{"alias_kind":"arxiv_version","alias_value":"1809.06479v2","created_at":"2026-05-18T00:00:50.069808+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.06479","created_at":"2026-05-18T00:00:50.069808+00:00"},{"alias_kind":"pith_short_12","alias_value":"TO6PEIFF3K6K","created_at":"2026-05-18T12:32:53.628368+00:00"},{"alias_kind":"pith_short_16","alias_value":"TO6PEIFF3K6KW7NM","created_at":"2026-05-18T12:32:53.628368+00:00"},{"alias_kind":"pith_short_8","alias_value":"TO6PEIFF","created_at":"2026-05-18T12:32:53.628368+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/TO6PEIFF3K6KW7NMQN4RXHPJUB","json":"https://pith.science/pith/TO6PEIFF3K6KW7NMQN4RXHPJUB.json","graph_json":"https://pith.science/api/pith-number/TO6PEIFF3K6KW7NMQN4RXHPJUB/graph.json","events_json":"https://pith.science/api/pith-number/TO6PEIFF3K6KW7NMQN4RXHPJUB/events.json","paper":"https://pith.science/paper/TO6PEIFF"},"agent_actions":{"view_html":"https://pith.science/pith/TO6PEIFF3K6KW7NMQN4RXHPJUB","download_json":"https://pith.science/pith/TO6PEIFF3K6KW7NMQN4RXHPJUB.json","view_paper":"https://pith.science/paper/TO6PEIFF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1809.06479&json=true","fetch_graph":"https://pith.science/api/pith-number/TO6PEIFF3K6KW7NMQN4RXHPJUB/graph.json","fetch_events":"https://pith.science/api/pith-number/TO6PEIFF3K6KW7NMQN4RXHPJUB/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/TO6PEIFF3K6KW7NMQN4RXHPJUB/action/timestamp_anchor","attest_storage":"https://pith.science/pith/TO6PEIFF3K6KW7NMQN4RXHPJUB/action/storage_attestation","attest_author":"https://pith.science/pith/TO6PEIFF3K6KW7NMQN4RXHPJUB/action/author_attestation","sign_citation":"https://pith.science/pith/TO6PEIFF3K6KW7NMQN4RXHPJUB/action/citation_signature","submit_replication":"https://pith.science/pith/TO6PEIFF3K6KW7NMQN4RXHPJUB/action/replication_record"}},"created_at":"2026-05-18T00:00:50.069808+00:00","updated_at":"2026-05-18T00:00:50.069808+00:00"}