{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:SARNNIVEY4HYJAJUI7FGCTHI5G","short_pith_number":"pith:SARNNIVE","schema_version":"1.0","canonical_sha256":"9022d6a2a4c70f84813447ca614ce8e997dc77149d033605c9d9c459a3f23e2f","source":{"kind":"arxiv","id":"1604.05975","version":1},"attestation_state":"computed","paper":{"title":"Interfacial instability of liquid films coating the walls of a parallel-plate channel and sheared by a gas flow","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nlin.PS"],"primary_cat":"physics.flu-dyn","authors_text":"Mathias Dietzel, Mikl\\'os V\\'ecsei, Steffen Hardt","submitted_at":"2016-04-20T14:26:19Z","abstract_excerpt":"The stability of liquid films coating the walls of a parallel-plate channel and sheared by a pressure-driven gas flow along the channel centre is studied. The films are susceptible to a long-wavelength instability, whose dynamic behaviour is found - for sufficiently low Reynolds numbers and thick gas layers - to be described by two coupled non-linear partial differential equations. To the best of our knowledge, such coupled fully non-linear equations for the film thicknesses have not been derived previously. A linear stability analysis conducted under the condition that the material properties"},"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":"1604.05975","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2016-04-20T14:26:19Z","cross_cats_sorted":["nlin.PS"],"title_canon_sha256":"569880808bbdfd256a9a0c264b5f67230dd9bee02148eb29cf5f59442e2da150","abstract_canon_sha256":"9e1a1d9db9e2b8b6da935c0d390d6c80b76d30ab9b458bab25ffb8a375521408"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:16:34.042270Z","signature_b64":"Yms3xHCnBmaNaAAFVN+o9YMIV1P+o8dKV+2sV+l4jvYP9p0TpxXSMV+WMF+2j1p7ydOrAsEqzYTscoDDq+NqBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9022d6a2a4c70f84813447ca614ce8e997dc77149d033605c9d9c459a3f23e2f","last_reissued_at":"2026-05-18T01:16:34.041546Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:16:34.041546Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Interfacial instability of liquid films coating the walls of a parallel-plate channel and sheared by a gas flow","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nlin.PS"],"primary_cat":"physics.flu-dyn","authors_text":"Mathias Dietzel, Mikl\\'os V\\'ecsei, Steffen Hardt","submitted_at":"2016-04-20T14:26:19Z","abstract_excerpt":"The stability of liquid films coating the walls of a parallel-plate channel and sheared by a pressure-driven gas flow along the channel centre is studied. The films are susceptible to a long-wavelength instability, whose dynamic behaviour is found - for sufficiently low Reynolds numbers and thick gas layers - to be described by two coupled non-linear partial differential equations. To the best of our knowledge, such coupled fully non-linear equations for the film thicknesses have not been derived previously. A linear stability analysis conducted under the condition that the material properties"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.05975","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":"1604.05975","created_at":"2026-05-18T01:16:34.041672+00:00"},{"alias_kind":"arxiv_version","alias_value":"1604.05975v1","created_at":"2026-05-18T01:16:34.041672+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.05975","created_at":"2026-05-18T01:16:34.041672+00:00"},{"alias_kind":"pith_short_12","alias_value":"SARNNIVEY4HY","created_at":"2026-05-18T12:30:44.179134+00:00"},{"alias_kind":"pith_short_16","alias_value":"SARNNIVEY4HYJAJU","created_at":"2026-05-18T12:30:44.179134+00:00"},{"alias_kind":"pith_short_8","alias_value":"SARNNIVE","created_at":"2026-05-18T12:30:44.179134+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/SARNNIVEY4HYJAJUI7FGCTHI5G","json":"https://pith.science/pith/SARNNIVEY4HYJAJUI7FGCTHI5G.json","graph_json":"https://pith.science/api/pith-number/SARNNIVEY4HYJAJUI7FGCTHI5G/graph.json","events_json":"https://pith.science/api/pith-number/SARNNIVEY4HYJAJUI7FGCTHI5G/events.json","paper":"https://pith.science/paper/SARNNIVE"},"agent_actions":{"view_html":"https://pith.science/pith/SARNNIVEY4HYJAJUI7FGCTHI5G","download_json":"https://pith.science/pith/SARNNIVEY4HYJAJUI7FGCTHI5G.json","view_paper":"https://pith.science/paper/SARNNIVE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1604.05975&json=true","fetch_graph":"https://pith.science/api/pith-number/SARNNIVEY4HYJAJUI7FGCTHI5G/graph.json","fetch_events":"https://pith.science/api/pith-number/SARNNIVEY4HYJAJUI7FGCTHI5G/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SARNNIVEY4HYJAJUI7FGCTHI5G/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SARNNIVEY4HYJAJUI7FGCTHI5G/action/storage_attestation","attest_author":"https://pith.science/pith/SARNNIVEY4HYJAJUI7FGCTHI5G/action/author_attestation","sign_citation":"https://pith.science/pith/SARNNIVEY4HYJAJUI7FGCTHI5G/action/citation_signature","submit_replication":"https://pith.science/pith/SARNNIVEY4HYJAJUI7FGCTHI5G/action/replication_record"}},"created_at":"2026-05-18T01:16:34.041672+00:00","updated_at":"2026-05-18T01:16:34.041672+00:00"}