{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:NEKOS5FAC3IXV33VSGYOZJOVED","short_pith_number":"pith:NEKOS5FA","schema_version":"1.0","canonical_sha256":"6914e974a016d17aef7591b0eca5d520cf16c732be241866d9edff4df66e5697","source":{"kind":"arxiv","id":"1406.3950","version":3},"attestation_state":"computed","paper":{"title":"Deformation and break-up of viscoelastic droplets in confined shear flow","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"A. Gupta, M. Sbragaglia","submitted_at":"2014-06-16T09:50:24Z","abstract_excerpt":"The deformation and break-up of Newtonian/viscoelastic droplets are studied in confined shear flow. Our numerical approach is based on a combination of Lattice-Boltzmann models (LBM) and finite difference schemes, the former used to model two immiscible fluids with variable viscous ratio, and the latter used to model the polymer dynamics. The kinetics of the polymers is introduced using constitutive equations for viscoelastic fluids with finitely extensible non-linear elastic dumbbells with Peterlin's closure (FENE-P). We quantify the droplet response by changing the polymer relaxation time $\\"},"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":"1406.3950","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2014-06-16T09:50:24Z","cross_cats_sorted":[],"title_canon_sha256":"6787172a291ac0323d008783db634039d53f0ee93606ddcabbbf0b4e62596146","abstract_canon_sha256":"d7e51e7b83b40f4ca559bcf38554dd07da7a26924bc3a2a4246e30c2375a3835"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:59:28.074869Z","signature_b64":"ai/B92HxagADU76c2+Tbdh6jbyc1LfOpBjraREFrvZGHZRb+gcPQYKHkp1S5APz6vmlqm51AlUoSgZoKX9b3BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6914e974a016d17aef7591b0eca5d520cf16c732be241866d9edff4df66e5697","last_reissued_at":"2026-05-18T00:59:28.074156Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:59:28.074156Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Deformation and break-up of viscoelastic droplets in confined shear flow","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"A. Gupta, M. Sbragaglia","submitted_at":"2014-06-16T09:50:24Z","abstract_excerpt":"The deformation and break-up of Newtonian/viscoelastic droplets are studied in confined shear flow. Our numerical approach is based on a combination of Lattice-Boltzmann models (LBM) and finite difference schemes, the former used to model two immiscible fluids with variable viscous ratio, and the latter used to model the polymer dynamics. The kinetics of the polymers is introduced using constitutive equations for viscoelastic fluids with finitely extensible non-linear elastic dumbbells with Peterlin's closure (FENE-P). We quantify the droplet response by changing the polymer relaxation time $\\"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.3950","kind":"arxiv","version":3},"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":"1406.3950","created_at":"2026-05-18T00:59:28.074279+00:00"},{"alias_kind":"arxiv_version","alias_value":"1406.3950v3","created_at":"2026-05-18T00:59:28.074279+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.3950","created_at":"2026-05-18T00:59:28.074279+00:00"},{"alias_kind":"pith_short_12","alias_value":"NEKOS5FAC3IX","created_at":"2026-05-18T12:28:41.024544+00:00"},{"alias_kind":"pith_short_16","alias_value":"NEKOS5FAC3IXV33V","created_at":"2026-05-18T12:28:41.024544+00:00"},{"alias_kind":"pith_short_8","alias_value":"NEKOS5FA","created_at":"2026-05-18T12:28:41.024544+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/NEKOS5FAC3IXV33VSGYOZJOVED","json":"https://pith.science/pith/NEKOS5FAC3IXV33VSGYOZJOVED.json","graph_json":"https://pith.science/api/pith-number/NEKOS5FAC3IXV33VSGYOZJOVED/graph.json","events_json":"https://pith.science/api/pith-number/NEKOS5FAC3IXV33VSGYOZJOVED/events.json","paper":"https://pith.science/paper/NEKOS5FA"},"agent_actions":{"view_html":"https://pith.science/pith/NEKOS5FAC3IXV33VSGYOZJOVED","download_json":"https://pith.science/pith/NEKOS5FAC3IXV33VSGYOZJOVED.json","view_paper":"https://pith.science/paper/NEKOS5FA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1406.3950&json=true","fetch_graph":"https://pith.science/api/pith-number/NEKOS5FAC3IXV33VSGYOZJOVED/graph.json","fetch_events":"https://pith.science/api/pith-number/NEKOS5FAC3IXV33VSGYOZJOVED/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NEKOS5FAC3IXV33VSGYOZJOVED/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NEKOS5FAC3IXV33VSGYOZJOVED/action/storage_attestation","attest_author":"https://pith.science/pith/NEKOS5FAC3IXV33VSGYOZJOVED/action/author_attestation","sign_citation":"https://pith.science/pith/NEKOS5FAC3IXV33VSGYOZJOVED/action/citation_signature","submit_replication":"https://pith.science/pith/NEKOS5FAC3IXV33VSGYOZJOVED/action/replication_record"}},"created_at":"2026-05-18T00:59:28.074279+00:00","updated_at":"2026-05-18T00:59:28.074279+00:00"}