{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:K6XZN7HYA5HAJ6BGGIBTV3UTS4","short_pith_number":"pith:K6XZN7HY","schema_version":"1.0","canonical_sha256":"57af96fcf8074e04f82632033aee93972e4977a985bbfe26f095e74d5b94fc8f","source":{"kind":"arxiv","id":"1710.06018","version":1},"attestation_state":"computed","paper":{"title":"Compressible Flow at High Pressure with Linear Equation of State","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"William A. Sirignano","submitted_at":"2017-10-16T22:40:24Z","abstract_excerpt":"Compressible flow varies from ideal-gas behavior at high pressures where molecular interactions become important. Density is described through a cubic equation of state while enthalpy and sound speed are functions of both temperature and pressure, based on two parameters, A and B, related to intermolecular attraction and repulsion, respectively. Assuming small variations from ideal-gas behavior, a closed-form solution is obtained that is valid over a wide range of conditions. An expansion in these molecular-interaction parameters simplifies relations for flow variables, elucidating the role 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":"1710.06018","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-10-16T22:40:24Z","cross_cats_sorted":[],"title_canon_sha256":"c4495e8e810bda33badb9b8e6d44e79622641b9ab2265f7fbe370a230c8688b9","abstract_canon_sha256":"b3ed8613f0b39512ce3783296feba9cff95acb2abe5d319c10f91aa472faed91"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:46:42.775347Z","signature_b64":"lOf3bC6tvKREw/Wip3jF6OP5WcwFawULlPnnqVW1EpaZjGZ49ec4lRCENdPf7B9gG5Zya/IU91G7wiuo2q2DCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"57af96fcf8074e04f82632033aee93972e4977a985bbfe26f095e74d5b94fc8f","last_reissued_at":"2026-07-05T00:46:42.774878Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:46:42.774878Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Compressible Flow at High Pressure with Linear Equation of State","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"William A. Sirignano","submitted_at":"2017-10-16T22:40:24Z","abstract_excerpt":"Compressible flow varies from ideal-gas behavior at high pressures where molecular interactions become important. Density is described through a cubic equation of state while enthalpy and sound speed are functions of both temperature and pressure, based on two parameters, A and B, related to intermolecular attraction and repulsion, respectively. Assuming small variations from ideal-gas behavior, a closed-form solution is obtained that is valid over a wide range of conditions. An expansion in these molecular-interaction parameters simplifies relations for flow variables, elucidating the role of"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.06018","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/1710.06018/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":"1710.06018","created_at":"2026-07-05T00:46:42.774927+00:00"},{"alias_kind":"arxiv_version","alias_value":"1710.06018v1","created_at":"2026-07-05T00:46:42.774927+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.06018","created_at":"2026-07-05T00:46:42.774927+00:00"},{"alias_kind":"pith_short_12","alias_value":"K6XZN7HYA5HA","created_at":"2026-07-05T00:46:42.774927+00:00"},{"alias_kind":"pith_short_16","alias_value":"K6XZN7HYA5HAJ6BG","created_at":"2026-07-05T00:46:42.774927+00:00"},{"alias_kind":"pith_short_8","alias_value":"K6XZN7HY","created_at":"2026-07-05T00:46:42.774927+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/K6XZN7HYA5HAJ6BGGIBTV3UTS4","json":"https://pith.science/pith/K6XZN7HYA5HAJ6BGGIBTV3UTS4.json","graph_json":"https://pith.science/api/pith-number/K6XZN7HYA5HAJ6BGGIBTV3UTS4/graph.json","events_json":"https://pith.science/api/pith-number/K6XZN7HYA5HAJ6BGGIBTV3UTS4/events.json","paper":"https://pith.science/paper/K6XZN7HY"},"agent_actions":{"view_html":"https://pith.science/pith/K6XZN7HYA5HAJ6BGGIBTV3UTS4","download_json":"https://pith.science/pith/K6XZN7HYA5HAJ6BGGIBTV3UTS4.json","view_paper":"https://pith.science/paper/K6XZN7HY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1710.06018&json=true","fetch_graph":"https://pith.science/api/pith-number/K6XZN7HYA5HAJ6BGGIBTV3UTS4/graph.json","fetch_events":"https://pith.science/api/pith-number/K6XZN7HYA5HAJ6BGGIBTV3UTS4/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/K6XZN7HYA5HAJ6BGGIBTV3UTS4/action/timestamp_anchor","attest_storage":"https://pith.science/pith/K6XZN7HYA5HAJ6BGGIBTV3UTS4/action/storage_attestation","attest_author":"https://pith.science/pith/K6XZN7HYA5HAJ6BGGIBTV3UTS4/action/author_attestation","sign_citation":"https://pith.science/pith/K6XZN7HYA5HAJ6BGGIBTV3UTS4/action/citation_signature","submit_replication":"https://pith.science/pith/K6XZN7HYA5HAJ6BGGIBTV3UTS4/action/replication_record"}},"created_at":"2026-07-05T00:46:42.774927+00:00","updated_at":"2026-07-05T00:46:42.774927+00:00"}