{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:ZGEDC47BEASFDBGGPLDZ6UTTBC","short_pith_number":"pith:ZGEDC47B","schema_version":"1.0","canonical_sha256":"c9883173e120245184c67ac79f5273089c7b3dea1c44aa51b25502f625641b1c","source":{"kind":"arxiv","id":"1708.04937","version":1},"attestation_state":"computed","paper":{"title":"Equation of state SAHA-S meets stellar evolution code CESAM2k","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A.N. Starostin, A.V. Oreshina, F. Thevenin, I.L. Iosilevskiy, P. Morel, V.A. Baturin, V.E. Fortov, V.K. Gryaznov, W. Dappen","submitted_at":"2017-08-16T15:29:55Z","abstract_excerpt":"We present an example of an interpolation code of the SAHA-S equation of state that has been adapted for use in the stellar evolution code CESAM2k. The aim is to provide the necessary data and numerical procedures for its implementation in a stellar code. A technical problem is the discrepancy between the sets of thermodynamic quantities provided by the SAHA-S equation of state and those necessary in the CESAM2k computations. Moreover, the independent variables in a practical equation of state (like SAHA-S) are temperature and density, whereas for modelling calculations the variables temperatu"},"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":"1708.04937","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-08-16T15:29:55Z","cross_cats_sorted":[],"title_canon_sha256":"909c5bf656068e3ecaa4bb761ff9dbb1b69d85edea07969df54e054007126429","abstract_canon_sha256":"fe93e44c3475180a9118a4316eea766c33bcc57ba89c1cd67a8848f65bef81f4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:32:05.751434Z","signature_b64":"mLWrzeKSc6Ovd44lk6MJ7k36hrp2d3MrJ2i0sesziZaLYKmu1uGgoL6buOqrjKUHegCA4KGjV4UUb/gSHGXvBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c9883173e120245184c67ac79f5273089c7b3dea1c44aa51b25502f625641b1c","last_reissued_at":"2026-05-18T00:32:05.750792Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:32:05.750792Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Equation of state SAHA-S meets stellar evolution code CESAM2k","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A.N. Starostin, A.V. Oreshina, F. Thevenin, I.L. Iosilevskiy, P. Morel, V.A. Baturin, V.E. Fortov, V.K. Gryaznov, W. Dappen","submitted_at":"2017-08-16T15:29:55Z","abstract_excerpt":"We present an example of an interpolation code of the SAHA-S equation of state that has been adapted for use in the stellar evolution code CESAM2k. The aim is to provide the necessary data and numerical procedures for its implementation in a stellar code. A technical problem is the discrepancy between the sets of thermodynamic quantities provided by the SAHA-S equation of state and those necessary in the CESAM2k computations. Moreover, the independent variables in a practical equation of state (like SAHA-S) are temperature and density, whereas for modelling calculations the variables temperatu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.04937","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":"1708.04937","created_at":"2026-05-18T00:32:05.750887+00:00"},{"alias_kind":"arxiv_version","alias_value":"1708.04937v1","created_at":"2026-05-18T00:32:05.750887+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.04937","created_at":"2026-05-18T00:32:05.750887+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZGEDC47BEASF","created_at":"2026-05-18T12:31:59.375834+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZGEDC47BEASFDBGG","created_at":"2026-05-18T12:31:59.375834+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZGEDC47B","created_at":"2026-05-18T12:31:59.375834+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/ZGEDC47BEASFDBGGPLDZ6UTTBC","json":"https://pith.science/pith/ZGEDC47BEASFDBGGPLDZ6UTTBC.json","graph_json":"https://pith.science/api/pith-number/ZGEDC47BEASFDBGGPLDZ6UTTBC/graph.json","events_json":"https://pith.science/api/pith-number/ZGEDC47BEASFDBGGPLDZ6UTTBC/events.json","paper":"https://pith.science/paper/ZGEDC47B"},"agent_actions":{"view_html":"https://pith.science/pith/ZGEDC47BEASFDBGGPLDZ6UTTBC","download_json":"https://pith.science/pith/ZGEDC47BEASFDBGGPLDZ6UTTBC.json","view_paper":"https://pith.science/paper/ZGEDC47B","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1708.04937&json=true","fetch_graph":"https://pith.science/api/pith-number/ZGEDC47BEASFDBGGPLDZ6UTTBC/graph.json","fetch_events":"https://pith.science/api/pith-number/ZGEDC47BEASFDBGGPLDZ6UTTBC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZGEDC47BEASFDBGGPLDZ6UTTBC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZGEDC47BEASFDBGGPLDZ6UTTBC/action/storage_attestation","attest_author":"https://pith.science/pith/ZGEDC47BEASFDBGGPLDZ6UTTBC/action/author_attestation","sign_citation":"https://pith.science/pith/ZGEDC47BEASFDBGGPLDZ6UTTBC/action/citation_signature","submit_replication":"https://pith.science/pith/ZGEDC47BEASFDBGGPLDZ6UTTBC/action/replication_record"}},"created_at":"2026-05-18T00:32:05.750887+00:00","updated_at":"2026-05-18T00:32:05.750887+00:00"}