{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:T7MSBU3Q74UCAKKYVZAXIDQLPV","short_pith_number":"pith:T7MSBU3Q","schema_version":"1.0","canonical_sha256":"9fd920d370ff28202958ae41740e0b7d41942fdacf0bef9d04bc58013c32c324","source":{"kind":"arxiv","id":"1303.2094","version":1},"attestation_state":"computed","paper":{"title":"Toward a Spectroscopic Census of White Dwarfs Within 40 parsecs of the Sun","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"M.-M. Limoges, P. Bergeron, S. Lepine","submitted_at":"2013-03-08T19:58:27Z","abstract_excerpt":"We present the preliminary results of a survey aimed at significantly increasing the range and completeness of the local census of spectroscopically confirmed white dwarfs. The current census of nearby white dwarfs is reasonably complete only to about 20 parsecs of the Sun, a volume that includes around 130 white dwarfs, a sample too small for detailed statistical analyses. This census is largely based on follow-up investigations of stars with very large proper motions. We describe here the basis of a method that will lead to a catalog of white dwarfs within 40 parsecs of the Sun and north of "},"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":"1303.2094","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-03-08T19:58:27Z","cross_cats_sorted":[],"title_canon_sha256":"86cc464b49bbc28bc6accc5aaf3a0db10d52744c6bfecb3815a4ca3fe2b22fcd","abstract_canon_sha256":"bb9d982cefbcf1b82131b4ad0466596665db7d43680b80be47af0803c593321f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:51:09.557063Z","signature_b64":"g0ccjPrTydMh0m+T3j98aPS7OSbX32tyIz1g3QUK6tFI63bpVmkLyoDtlwlYqVgRwdMPzdshCamDHvEaC884Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9fd920d370ff28202958ae41740e0b7d41942fdacf0bef9d04bc58013c32c324","last_reissued_at":"2026-05-18T01:51:09.556387Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:51:09.556387Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Toward a Spectroscopic Census of White Dwarfs Within 40 parsecs of the Sun","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"M.-M. Limoges, P. Bergeron, S. Lepine","submitted_at":"2013-03-08T19:58:27Z","abstract_excerpt":"We present the preliminary results of a survey aimed at significantly increasing the range and completeness of the local census of spectroscopically confirmed white dwarfs. The current census of nearby white dwarfs is reasonably complete only to about 20 parsecs of the Sun, a volume that includes around 130 white dwarfs, a sample too small for detailed statistical analyses. This census is largely based on follow-up investigations of stars with very large proper motions. We describe here the basis of a method that will lead to a catalog of white dwarfs within 40 parsecs of the Sun and north of "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1303.2094","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":"1303.2094","created_at":"2026-05-18T01:51:09.556500+00:00"},{"alias_kind":"arxiv_version","alias_value":"1303.2094v1","created_at":"2026-05-18T01:51:09.556500+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1303.2094","created_at":"2026-05-18T01:51:09.556500+00:00"},{"alias_kind":"pith_short_12","alias_value":"T7MSBU3Q74UC","created_at":"2026-05-18T12:27:59.945178+00:00"},{"alias_kind":"pith_short_16","alias_value":"T7MSBU3Q74UCAKKY","created_at":"2026-05-18T12:27:59.945178+00:00"},{"alias_kind":"pith_short_8","alias_value":"T7MSBU3Q","created_at":"2026-05-18T12:27:59.945178+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/T7MSBU3Q74UCAKKYVZAXIDQLPV","json":"https://pith.science/pith/T7MSBU3Q74UCAKKYVZAXIDQLPV.json","graph_json":"https://pith.science/api/pith-number/T7MSBU3Q74UCAKKYVZAXIDQLPV/graph.json","events_json":"https://pith.science/api/pith-number/T7MSBU3Q74UCAKKYVZAXIDQLPV/events.json","paper":"https://pith.science/paper/T7MSBU3Q"},"agent_actions":{"view_html":"https://pith.science/pith/T7MSBU3Q74UCAKKYVZAXIDQLPV","download_json":"https://pith.science/pith/T7MSBU3Q74UCAKKYVZAXIDQLPV.json","view_paper":"https://pith.science/paper/T7MSBU3Q","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1303.2094&json=true","fetch_graph":"https://pith.science/api/pith-number/T7MSBU3Q74UCAKKYVZAXIDQLPV/graph.json","fetch_events":"https://pith.science/api/pith-number/T7MSBU3Q74UCAKKYVZAXIDQLPV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/T7MSBU3Q74UCAKKYVZAXIDQLPV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/T7MSBU3Q74UCAKKYVZAXIDQLPV/action/storage_attestation","attest_author":"https://pith.science/pith/T7MSBU3Q74UCAKKYVZAXIDQLPV/action/author_attestation","sign_citation":"https://pith.science/pith/T7MSBU3Q74UCAKKYVZAXIDQLPV/action/citation_signature","submit_replication":"https://pith.science/pith/T7MSBU3Q74UCAKKYVZAXIDQLPV/action/replication_record"}},"created_at":"2026-05-18T01:51:09.556500+00:00","updated_at":"2026-05-18T01:51:09.556500+00:00"}