{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:C7HZNRNFLSC4L3LSQLVHNAJ43B","short_pith_number":"pith:C7HZNRNF","schema_version":"1.0","canonical_sha256":"17cf96c5a55c85c5ed7282ea76813cd87b02089eb370b62673053d22fd9c3df8","source":{"kind":"arxiv","id":"1711.03592","version":1},"attestation_state":"computed","paper":{"title":"A two-layer shallow water model for bedload sediment transport: convergence to Saint-Venant-Exner model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"C. Escalante, E.D. Fern\\'andez-Nieto, G. Narbona-Reina, T. Morales de Luna","submitted_at":"2017-11-08T14:50:49Z","abstract_excerpt":"A two-layer shallow water type model is proposed to describe bedload sediment transport. The upper layer is filled by water and the lower one by sediment. The key point falls on the definition of the friction laws between the two layers, which are a generalization of those introduced in Fern\\'andez-Nieto et al. (ESAIM: M2AN, 51:115-145, 2017). This definition allows to apply properly the two-layer shallow water model for the case of intense and slow bedload sediment transport. Moreover, we prove that the two-layer model converges to a Saint-Venant-Exner system (SVE) including gravitational eff"},"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":"1711.03592","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-11-08T14:50:49Z","cross_cats_sorted":[],"title_canon_sha256":"c083c158455d3840339bd2a6ce6f2e07f4dd8e172cc6d13d9ac879495db7071d","abstract_canon_sha256":"c1cf27371d05af54d4e239342c68d674586f949e26c5940963e46a77c6cb3cdb"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:30:51.980929Z","signature_b64":"GI9/0MKIAsrSuslxtVit3ZycdBIE1HPH/iJsJnnQTOu1OYqgRu2h/y/OgOM1GkrSqTD+Ae8vuUWANQqJxDzRCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"17cf96c5a55c85c5ed7282ea76813cd87b02089eb370b62673053d22fd9c3df8","last_reissued_at":"2026-05-18T00:30:51.980248Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:30:51.980248Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A two-layer shallow water model for bedload sediment transport: convergence to Saint-Venant-Exner model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"C. Escalante, E.D. Fern\\'andez-Nieto, G. Narbona-Reina, T. Morales de Luna","submitted_at":"2017-11-08T14:50:49Z","abstract_excerpt":"A two-layer shallow water type model is proposed to describe bedload sediment transport. The upper layer is filled by water and the lower one by sediment. The key point falls on the definition of the friction laws between the two layers, which are a generalization of those introduced in Fern\\'andez-Nieto et al. (ESAIM: M2AN, 51:115-145, 2017). This definition allows to apply properly the two-layer shallow water model for the case of intense and slow bedload sediment transport. Moreover, we prove that the two-layer model converges to a Saint-Venant-Exner system (SVE) including gravitational eff"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.03592","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":"1711.03592","created_at":"2026-05-18T00:30:51.980362+00:00"},{"alias_kind":"arxiv_version","alias_value":"1711.03592v1","created_at":"2026-05-18T00:30:51.980362+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.03592","created_at":"2026-05-18T00:30:51.980362+00:00"},{"alias_kind":"pith_short_12","alias_value":"C7HZNRNFLSC4","created_at":"2026-05-18T12:31:10.602751+00:00"},{"alias_kind":"pith_short_16","alias_value":"C7HZNRNFLSC4L3LS","created_at":"2026-05-18T12:31:10.602751+00:00"},{"alias_kind":"pith_short_8","alias_value":"C7HZNRNF","created_at":"2026-05-18T12:31:10.602751+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/C7HZNRNFLSC4L3LSQLVHNAJ43B","json":"https://pith.science/pith/C7HZNRNFLSC4L3LSQLVHNAJ43B.json","graph_json":"https://pith.science/api/pith-number/C7HZNRNFLSC4L3LSQLVHNAJ43B/graph.json","events_json":"https://pith.science/api/pith-number/C7HZNRNFLSC4L3LSQLVHNAJ43B/events.json","paper":"https://pith.science/paper/C7HZNRNF"},"agent_actions":{"view_html":"https://pith.science/pith/C7HZNRNFLSC4L3LSQLVHNAJ43B","download_json":"https://pith.science/pith/C7HZNRNFLSC4L3LSQLVHNAJ43B.json","view_paper":"https://pith.science/paper/C7HZNRNF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1711.03592&json=true","fetch_graph":"https://pith.science/api/pith-number/C7HZNRNFLSC4L3LSQLVHNAJ43B/graph.json","fetch_events":"https://pith.science/api/pith-number/C7HZNRNFLSC4L3LSQLVHNAJ43B/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/C7HZNRNFLSC4L3LSQLVHNAJ43B/action/timestamp_anchor","attest_storage":"https://pith.science/pith/C7HZNRNFLSC4L3LSQLVHNAJ43B/action/storage_attestation","attest_author":"https://pith.science/pith/C7HZNRNFLSC4L3LSQLVHNAJ43B/action/author_attestation","sign_citation":"https://pith.science/pith/C7HZNRNFLSC4L3LSQLVHNAJ43B/action/citation_signature","submit_replication":"https://pith.science/pith/C7HZNRNFLSC4L3LSQLVHNAJ43B/action/replication_record"}},"created_at":"2026-05-18T00:30:51.980362+00:00","updated_at":"2026-05-18T00:30:51.980362+00:00"}