{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:GGKT2FNXGKB3GS7POMC5RTEVF6","short_pith_number":"pith:GGKT2FNX","schema_version":"1.0","canonical_sha256":"31953d15b73283b34bef7305d8cc952f9c022515850fd1b1e363a434908f4928","source":{"kind":"arxiv","id":"1706.00300","version":1},"attestation_state":"computed","paper":{"title":"Biglobal instabilities of compressible open-cavity flows","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"K. Taira, L. N. Cattafesta III, L. S. Ukeiley, Y. Sun","submitted_at":"2017-06-01T13:51:39Z","abstract_excerpt":"The stability characteristics of compressible spanwise-periodic open-cavity flows are investigated with direct numerical simulation and biglobal stability analysis for rectangular cavities with aspect ratios of $L/D=2$ and 6. This study examines the behavior of instabilities with respect to stable/unstable steady states in the laminar regimes for subsonic and transonic conditions where compressibility plays an important role. It is observed that an increase in Mach number destabilizes the flow in the subsonic regime and stabilizes the flow in the transonic regime. Biglobal stability analysis i"},"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":"1706.00300","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-06-01T13:51:39Z","cross_cats_sorted":[],"title_canon_sha256":"77ba142669b91d18dacf4159ccb03e8405c6b22480aaf8a6abedc2cf3ed8a595","abstract_canon_sha256":"28f911e25d39288456506dd0e48acd1c3f8dd1bf0e71ebe28fa8929b72eaad6c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:33:17.799936Z","signature_b64":"1oCZ1g+Y480zXGwfAWt/YSe6S1gnjbtD4N4F1JQA49bZtD0p6WLvHvAgRtMCshBjUtr+iMk2vkToLfSTZLk3Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"31953d15b73283b34bef7305d8cc952f9c022515850fd1b1e363a434908f4928","last_reissued_at":"2026-05-18T00:33:17.799443Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:33:17.799443Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Biglobal instabilities of compressible open-cavity flows","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"K. Taira, L. N. Cattafesta III, L. S. Ukeiley, Y. Sun","submitted_at":"2017-06-01T13:51:39Z","abstract_excerpt":"The stability characteristics of compressible spanwise-periodic open-cavity flows are investigated with direct numerical simulation and biglobal stability analysis for rectangular cavities with aspect ratios of $L/D=2$ and 6. This study examines the behavior of instabilities with respect to stable/unstable steady states in the laminar regimes for subsonic and transonic conditions where compressibility plays an important role. It is observed that an increase in Mach number destabilizes the flow in the subsonic regime and stabilizes the flow in the transonic regime. Biglobal stability analysis i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.00300","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":"1706.00300","created_at":"2026-05-18T00:33:17.799519+00:00"},{"alias_kind":"arxiv_version","alias_value":"1706.00300v1","created_at":"2026-05-18T00:33:17.799519+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.00300","created_at":"2026-05-18T00:33:17.799519+00:00"},{"alias_kind":"pith_short_12","alias_value":"GGKT2FNXGKB3","created_at":"2026-05-18T12:31:15.632608+00:00"},{"alias_kind":"pith_short_16","alias_value":"GGKT2FNXGKB3GS7P","created_at":"2026-05-18T12:31:15.632608+00:00"},{"alias_kind":"pith_short_8","alias_value":"GGKT2FNX","created_at":"2026-05-18T12:31:15.632608+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/GGKT2FNXGKB3GS7POMC5RTEVF6","json":"https://pith.science/pith/GGKT2FNXGKB3GS7POMC5RTEVF6.json","graph_json":"https://pith.science/api/pith-number/GGKT2FNXGKB3GS7POMC5RTEVF6/graph.json","events_json":"https://pith.science/api/pith-number/GGKT2FNXGKB3GS7POMC5RTEVF6/events.json","paper":"https://pith.science/paper/GGKT2FNX"},"agent_actions":{"view_html":"https://pith.science/pith/GGKT2FNXGKB3GS7POMC5RTEVF6","download_json":"https://pith.science/pith/GGKT2FNXGKB3GS7POMC5RTEVF6.json","view_paper":"https://pith.science/paper/GGKT2FNX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1706.00300&json=true","fetch_graph":"https://pith.science/api/pith-number/GGKT2FNXGKB3GS7POMC5RTEVF6/graph.json","fetch_events":"https://pith.science/api/pith-number/GGKT2FNXGKB3GS7POMC5RTEVF6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GGKT2FNXGKB3GS7POMC5RTEVF6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GGKT2FNXGKB3GS7POMC5RTEVF6/action/storage_attestation","attest_author":"https://pith.science/pith/GGKT2FNXGKB3GS7POMC5RTEVF6/action/author_attestation","sign_citation":"https://pith.science/pith/GGKT2FNXGKB3GS7POMC5RTEVF6/action/citation_signature","submit_replication":"https://pith.science/pith/GGKT2FNXGKB3GS7POMC5RTEVF6/action/replication_record"}},"created_at":"2026-05-18T00:33:17.799519+00:00","updated_at":"2026-05-18T00:33:17.799519+00:00"}