{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:KLWYJTTVQHSVC33SB3FS3V3MZM","short_pith_number":"pith:KLWYJTTV","schema_version":"1.0","canonical_sha256":"52ed84ce7581e5516f720ecb2dd76ccb37e51ae848b4ea76efff91adad52befa","source":{"kind":"arxiv","id":"2312.14009","version":1},"attestation_state":"computed","paper":{"title":"Observational mapping of the mass discrepancy in eclipsing binaries: Selection of the sample and its photometric and spectroscopic properties","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. Tkachenko, D. M. Bowman, J. Southworth, K. Pavlovski, L. IJspeert, N. Serebriakova, S. Gebruers","submitted_at":"2023-12-21T16:37:27Z","abstract_excerpt":"Abridged. Eclipsing spectroscopic double-lined binaries are the prime source of precise and accurate measurements of masses and radii of stars. These measurements provide a stringent test of models of stellar evolution that are persistently reported to contain major shortcomings. The mass discrepancy observed for the eclipsing spectroscopic double-lined binaries is one of the manifestations of shortcomings in stellar evolution models. Our ultimate goal is to provide an observational mapping of the mass discrepancy and propose a recipe for its solution. We initiate a spectroscopic monitoring ca"},"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":"2312.14009","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2023-12-21T16:37:27Z","cross_cats_sorted":[],"title_canon_sha256":"dc70595d9aba58459af570a4e2789652b49c5b05fd74b6a37d63ec2efbd859cd","abstract_canon_sha256":"e6eda746d6a6a7f60f0b35b99282e6ccd9c98d35df51c3e7cbc5425b9db52559"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:26:59.187450Z","signature_b64":"bgCtmioPnYqrUWl8RFMy4WRKNU4bZZySZbMr88Rqx0UmXaqmwHZX7nVTe/vK4BnWdBwBb/emhR6TUTX0pscZCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"52ed84ce7581e5516f720ecb2dd76ccb37e51ae848b4ea76efff91adad52befa","last_reissued_at":"2026-07-05T07:26:59.187086Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:26:59.187086Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Observational mapping of the mass discrepancy in eclipsing binaries: Selection of the sample and its photometric and spectroscopic properties","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. Tkachenko, D. M. Bowman, J. Southworth, K. Pavlovski, L. IJspeert, N. Serebriakova, S. Gebruers","submitted_at":"2023-12-21T16:37:27Z","abstract_excerpt":"Abridged. Eclipsing spectroscopic double-lined binaries are the prime source of precise and accurate measurements of masses and radii of stars. These measurements provide a stringent test of models of stellar evolution that are persistently reported to contain major shortcomings. The mass discrepancy observed for the eclipsing spectroscopic double-lined binaries is one of the manifestations of shortcomings in stellar evolution models. Our ultimate goal is to provide an observational mapping of the mass discrepancy and propose a recipe for its solution. We initiate a spectroscopic monitoring ca"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.14009","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/2312.14009/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":"2312.14009","created_at":"2026-07-05T07:26:59.187143+00:00"},{"alias_kind":"arxiv_version","alias_value":"2312.14009v1","created_at":"2026-07-05T07:26:59.187143+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.14009","created_at":"2026-07-05T07:26:59.187143+00:00"},{"alias_kind":"pith_short_12","alias_value":"KLWYJTTVQHSV","created_at":"2026-07-05T07:26:59.187143+00:00"},{"alias_kind":"pith_short_16","alias_value":"KLWYJTTVQHSVC33S","created_at":"2026-07-05T07:26:59.187143+00:00"},{"alias_kind":"pith_short_8","alias_value":"KLWYJTTV","created_at":"2026-07-05T07:26:59.187143+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/KLWYJTTVQHSVC33SB3FS3V3MZM","json":"https://pith.science/pith/KLWYJTTVQHSVC33SB3FS3V3MZM.json","graph_json":"https://pith.science/api/pith-number/KLWYJTTVQHSVC33SB3FS3V3MZM/graph.json","events_json":"https://pith.science/api/pith-number/KLWYJTTVQHSVC33SB3FS3V3MZM/events.json","paper":"https://pith.science/paper/KLWYJTTV"},"agent_actions":{"view_html":"https://pith.science/pith/KLWYJTTVQHSVC33SB3FS3V3MZM","download_json":"https://pith.science/pith/KLWYJTTVQHSVC33SB3FS3V3MZM.json","view_paper":"https://pith.science/paper/KLWYJTTV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2312.14009&json=true","fetch_graph":"https://pith.science/api/pith-number/KLWYJTTVQHSVC33SB3FS3V3MZM/graph.json","fetch_events":"https://pith.science/api/pith-number/KLWYJTTVQHSVC33SB3FS3V3MZM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KLWYJTTVQHSVC33SB3FS3V3MZM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KLWYJTTVQHSVC33SB3FS3V3MZM/action/storage_attestation","attest_author":"https://pith.science/pith/KLWYJTTVQHSVC33SB3FS3V3MZM/action/author_attestation","sign_citation":"https://pith.science/pith/KLWYJTTVQHSVC33SB3FS3V3MZM/action/citation_signature","submit_replication":"https://pith.science/pith/KLWYJTTVQHSVC33SB3FS3V3MZM/action/replication_record"}},"created_at":"2026-07-05T07:26:59.187143+00:00","updated_at":"2026-07-05T07:26:59.187143+00:00"}