{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:CJK5XVNYBKQS5EGNXY7OPOGH4Q","short_pith_number":"pith:CJK5XVNY","schema_version":"1.0","canonical_sha256":"1255dbd5b80aa12e90cdbe3ee7b8c7e43e38b4268fae515629e4824943de604f","source":{"kind":"arxiv","id":"1509.00604","version":1},"attestation_state":"computed","paper":{"title":"Axial Creeping Flow in the Gap between a Rigid Cylinder and a Concentric Elastic Tube","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Amir D. Gat, Shai B. Elbaz","submitted_at":"2015-09-02T09:00:43Z","abstract_excerpt":"We examine transient axial creeping flow in the annular gap between a rigid cylinder and a concentric elastic tube. The gap is initially filled with a thin fluid layer. The study focuses on viscous-elastic time-scales for which the rate of solid deformation is of the same order-of-magnitude as the velocity of the fluid. We employ an elastic shell model and the lubrication approximation to obtain a forced nonlinear diffusion equation governing the viscous-elastic interaction. In the case of an advancing liquid front into a configuration with a negligible film layer (compared with the radial def"},"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":"1509.00604","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2015-09-02T09:00:43Z","cross_cats_sorted":[],"title_canon_sha256":"8b867547de0cd8f1ae9573f8814d001e0a21629691f66fa7c72aac6bfd288f27","abstract_canon_sha256":"83f791796f50da0c749ecbd20d5343f4a0568deaf4393ccef012549764bd98ae"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:00:40.438821Z","signature_b64":"ZHQE2qGCwVoO74e+D9zp1CmxEcOQ9cYQZrPp0WXZjV0UgmTe9uM0+OuwgLfFU8+coVgNYs2XloC1JiYOe2GqCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1255dbd5b80aa12e90cdbe3ee7b8c7e43e38b4268fae515629e4824943de604f","last_reissued_at":"2026-05-18T01:00:40.438220Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:00:40.438220Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Axial Creeping Flow in the Gap between a Rigid Cylinder and a Concentric Elastic Tube","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Amir D. Gat, Shai B. Elbaz","submitted_at":"2015-09-02T09:00:43Z","abstract_excerpt":"We examine transient axial creeping flow in the annular gap between a rigid cylinder and a concentric elastic tube. The gap is initially filled with a thin fluid layer. The study focuses on viscous-elastic time-scales for which the rate of solid deformation is of the same order-of-magnitude as the velocity of the fluid. We employ an elastic shell model and the lubrication approximation to obtain a forced nonlinear diffusion equation governing the viscous-elastic interaction. In the case of an advancing liquid front into a configuration with a negligible film layer (compared with the radial def"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.00604","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":"1509.00604","created_at":"2026-05-18T01:00:40.438312+00:00"},{"alias_kind":"arxiv_version","alias_value":"1509.00604v1","created_at":"2026-05-18T01:00:40.438312+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.00604","created_at":"2026-05-18T01:00:40.438312+00:00"},{"alias_kind":"pith_short_12","alias_value":"CJK5XVNYBKQS","created_at":"2026-05-18T12:29:14.074870+00:00"},{"alias_kind":"pith_short_16","alias_value":"CJK5XVNYBKQS5EGN","created_at":"2026-05-18T12:29:14.074870+00:00"},{"alias_kind":"pith_short_8","alias_value":"CJK5XVNY","created_at":"2026-05-18T12:29:14.074870+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/CJK5XVNYBKQS5EGNXY7OPOGH4Q","json":"https://pith.science/pith/CJK5XVNYBKQS5EGNXY7OPOGH4Q.json","graph_json":"https://pith.science/api/pith-number/CJK5XVNYBKQS5EGNXY7OPOGH4Q/graph.json","events_json":"https://pith.science/api/pith-number/CJK5XVNYBKQS5EGNXY7OPOGH4Q/events.json","paper":"https://pith.science/paper/CJK5XVNY"},"agent_actions":{"view_html":"https://pith.science/pith/CJK5XVNYBKQS5EGNXY7OPOGH4Q","download_json":"https://pith.science/pith/CJK5XVNYBKQS5EGNXY7OPOGH4Q.json","view_paper":"https://pith.science/paper/CJK5XVNY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1509.00604&json=true","fetch_graph":"https://pith.science/api/pith-number/CJK5XVNYBKQS5EGNXY7OPOGH4Q/graph.json","fetch_events":"https://pith.science/api/pith-number/CJK5XVNYBKQS5EGNXY7OPOGH4Q/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CJK5XVNYBKQS5EGNXY7OPOGH4Q/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CJK5XVNYBKQS5EGNXY7OPOGH4Q/action/storage_attestation","attest_author":"https://pith.science/pith/CJK5XVNYBKQS5EGNXY7OPOGH4Q/action/author_attestation","sign_citation":"https://pith.science/pith/CJK5XVNYBKQS5EGNXY7OPOGH4Q/action/citation_signature","submit_replication":"https://pith.science/pith/CJK5XVNYBKQS5EGNXY7OPOGH4Q/action/replication_record"}},"created_at":"2026-05-18T01:00:40.438312+00:00","updated_at":"2026-05-18T01:00:40.438312+00:00"}