{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:YWFQ4QJ3WJ6F5SGZTNGREI47RC","short_pith_number":"pith:YWFQ4QJ3","schema_version":"1.0","canonical_sha256":"c58b0e413bb27c5ec8d99b4d12239f88b89927fab0d95e1f43e9cd7072435124","source":{"kind":"arxiv","id":"2303.17620","version":1},"attestation_state":"computed","paper":{"title":"Exploring Thousands of Nearby Hierarchical Systems with Gaia and Speckle Interferometry","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"Andrei Tokovinin","submitted_at":"2023-03-30T17:59:13Z","abstract_excerpt":"There should be about 10,000 stellar hierarchical systems within 100 pc with primary stars more massive than 0.5 Msun, and a similar amount of less massive hierarchies. A list of 8000 candidate multiples is derived from wide binaries found in the Gaia Catalog of Nearby Stars where one or both components have excessive astrometric noise or other indicators of inner subsystems. A subset of 1243 southern candidates were observed with high angular resolution at the 4.1 m telescope, and 503 new pairs with separations from 0.03\" to 1\" were resolved. These data allow estimation of the inner mass rati"},"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":"2303.17620","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2023-03-30T17:59:13Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"7e2a78de0ea043d5446d968a77692245dfd4912fa86f3b118b9d9991e6e89f6b","abstract_canon_sha256":"1bc5928ad3953846868ab09f499e6ceff39d4c9fb5f307e49d2564574f1b6817"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:58:11.679375Z","signature_b64":"CCsci+PHsBlB3cUJsUEWmYouDVpAJkhAmg65QoouKOpGyZi+cenJ2gW2k/RoyVij2rO3Eey2te8AyH2ReMV5CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c58b0e413bb27c5ec8d99b4d12239f88b89927fab0d95e1f43e9cd7072435124","last_reissued_at":"2026-07-05T05:58:11.678962Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:58:11.678962Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Exploring Thousands of Nearby Hierarchical Systems with Gaia and Speckle Interferometry","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"Andrei Tokovinin","submitted_at":"2023-03-30T17:59:13Z","abstract_excerpt":"There should be about 10,000 stellar hierarchical systems within 100 pc with primary stars more massive than 0.5 Msun, and a similar amount of less massive hierarchies. A list of 8000 candidate multiples is derived from wide binaries found in the Gaia Catalog of Nearby Stars where one or both components have excessive astrometric noise or other indicators of inner subsystems. A subset of 1243 southern candidates were observed with high angular resolution at the 4.1 m telescope, and 503 new pairs with separations from 0.03\" to 1\" were resolved. These data allow estimation of the inner mass rati"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2303.17620","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2303.17620/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2303.17620","created_at":"2026-07-05T05:58:11.679025+00:00"},{"alias_kind":"arxiv_version","alias_value":"2303.17620v1","created_at":"2026-07-05T05:58:11.679025+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2303.17620","created_at":"2026-07-05T05:58:11.679025+00:00"},{"alias_kind":"pith_short_12","alias_value":"YWFQ4QJ3WJ6F","created_at":"2026-07-05T05:58:11.679025+00:00"},{"alias_kind":"pith_short_16","alias_value":"YWFQ4QJ3WJ6F5SGZ","created_at":"2026-07-05T05:58:11.679025+00:00"},{"alias_kind":"pith_short_8","alias_value":"YWFQ4QJ3","created_at":"2026-07-05T05:58:11.679025+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2509.01545","citing_title":"Complex spectral variability and hints of a luminous companion in the Be star + black hole binary candidate ALS 8814","ref_index":73,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/YWFQ4QJ3WJ6F5SGZTNGREI47RC","json":"https://pith.science/pith/YWFQ4QJ3WJ6F5SGZTNGREI47RC.json","graph_json":"https://pith.science/api/pith-number/YWFQ4QJ3WJ6F5SGZTNGREI47RC/graph.json","events_json":"https://pith.science/api/pith-number/YWFQ4QJ3WJ6F5SGZTNGREI47RC/events.json","paper":"https://pith.science/paper/YWFQ4QJ3"},"agent_actions":{"view_html":"https://pith.science/pith/YWFQ4QJ3WJ6F5SGZTNGREI47RC","download_json":"https://pith.science/pith/YWFQ4QJ3WJ6F5SGZTNGREI47RC.json","view_paper":"https://pith.science/paper/YWFQ4QJ3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2303.17620&json=true","fetch_graph":"https://pith.science/api/pith-number/YWFQ4QJ3WJ6F5SGZTNGREI47RC/graph.json","fetch_events":"https://pith.science/api/pith-number/YWFQ4QJ3WJ6F5SGZTNGREI47RC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/YWFQ4QJ3WJ6F5SGZTNGREI47RC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/YWFQ4QJ3WJ6F5SGZTNGREI47RC/action/storage_attestation","attest_author":"https://pith.science/pith/YWFQ4QJ3WJ6F5SGZTNGREI47RC/action/author_attestation","sign_citation":"https://pith.science/pith/YWFQ4QJ3WJ6F5SGZTNGREI47RC/action/citation_signature","submit_replication":"https://pith.science/pith/YWFQ4QJ3WJ6F5SGZTNGREI47RC/action/replication_record"}},"created_at":"2026-07-05T05:58:11.679025+00:00","updated_at":"2026-07-05T05:58:11.679025+00:00"}