{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:5TH3RDNAFJDTXPEEGNGHQADM6R","short_pith_number":"pith:5TH3RDNA","schema_version":"1.0","canonical_sha256":"eccfb88da02a473bbc84334c78006cf44427cdd899661d8fc7d411bc7a93e24e","source":{"kind":"arxiv","id":"1304.7880","version":1},"attestation_state":"computed","paper":{"title":"Weighted density Lattice Boltzmann approach to fluids under confinement","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"cond-mat.stat-mech","authors_text":"Simone Melchionna, Umberto Marini Bettolo Marconi","submitted_at":"2013-04-30T05:22:26Z","abstract_excerpt":"The Enskog-like kinetic approach, recently introduced by us to study strongly inhomogeneous flu- ids, is reconsidered in order to improve the description of the transport coefficients. The approach is based on a separation of the interaction between hydrodynamic and non-hydrodynamic parts. The latter is treated within a simple relaxation approximation. We show that, by considering the non-hydrodynamic part via a weighted density approximation, we obtain a better prediction of the transport coefficients. By virtue of the simplicity of the kinetic equation we are able to solve numer- ically the "},"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":"1304.7880","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2013-04-30T05:22:26Z","cross_cats_sorted":["cond-mat.soft"],"title_canon_sha256":"337f5d69fd88d2d0367f9edabfa080b94691bca6bcb25b6ac5e8adeae7771d35","abstract_canon_sha256":"d3e3140c28f8d9c63dcd13976bb175ba60919bb767f0e29b13279437c4d218b7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:26:51.513717Z","signature_b64":"+pY7N9zFmwnyjPpSIvL1+kc1+ttFNXViz1Nr0Di43Svt0cAtdc1rLP88opESjP4KOO4tMMzurYn7Pvs5AfDOCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"eccfb88da02a473bbc84334c78006cf44427cdd899661d8fc7d411bc7a93e24e","last_reissued_at":"2026-05-18T03:26:51.512998Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:26:51.512998Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Weighted density Lattice Boltzmann approach to fluids under confinement","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"cond-mat.stat-mech","authors_text":"Simone Melchionna, Umberto Marini Bettolo Marconi","submitted_at":"2013-04-30T05:22:26Z","abstract_excerpt":"The Enskog-like kinetic approach, recently introduced by us to study strongly inhomogeneous flu- ids, is reconsidered in order to improve the description of the transport coefficients. The approach is based on a separation of the interaction between hydrodynamic and non-hydrodynamic parts. The latter is treated within a simple relaxation approximation. We show that, by considering the non-hydrodynamic part via a weighted density approximation, we obtain a better prediction of the transport coefficients. By virtue of the simplicity of the kinetic equation we are able to solve numer- ically the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.7880","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":"1304.7880","created_at":"2026-05-18T03:26:51.513110+00:00"},{"alias_kind":"arxiv_version","alias_value":"1304.7880v1","created_at":"2026-05-18T03:26:51.513110+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.7880","created_at":"2026-05-18T03:26:51.513110+00:00"},{"alias_kind":"pith_short_12","alias_value":"5TH3RDNAFJDT","created_at":"2026-05-18T12:27:34.582898+00:00"},{"alias_kind":"pith_short_16","alias_value":"5TH3RDNAFJDTXPEE","created_at":"2026-05-18T12:27:34.582898+00:00"},{"alias_kind":"pith_short_8","alias_value":"5TH3RDNA","created_at":"2026-05-18T12:27:34.582898+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/5TH3RDNAFJDTXPEEGNGHQADM6R","json":"https://pith.science/pith/5TH3RDNAFJDTXPEEGNGHQADM6R.json","graph_json":"https://pith.science/api/pith-number/5TH3RDNAFJDTXPEEGNGHQADM6R/graph.json","events_json":"https://pith.science/api/pith-number/5TH3RDNAFJDTXPEEGNGHQADM6R/events.json","paper":"https://pith.science/paper/5TH3RDNA"},"agent_actions":{"view_html":"https://pith.science/pith/5TH3RDNAFJDTXPEEGNGHQADM6R","download_json":"https://pith.science/pith/5TH3RDNAFJDTXPEEGNGHQADM6R.json","view_paper":"https://pith.science/paper/5TH3RDNA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1304.7880&json=true","fetch_graph":"https://pith.science/api/pith-number/5TH3RDNAFJDTXPEEGNGHQADM6R/graph.json","fetch_events":"https://pith.science/api/pith-number/5TH3RDNAFJDTXPEEGNGHQADM6R/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5TH3RDNAFJDTXPEEGNGHQADM6R/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5TH3RDNAFJDTXPEEGNGHQADM6R/action/storage_attestation","attest_author":"https://pith.science/pith/5TH3RDNAFJDTXPEEGNGHQADM6R/action/author_attestation","sign_citation":"https://pith.science/pith/5TH3RDNAFJDTXPEEGNGHQADM6R/action/citation_signature","submit_replication":"https://pith.science/pith/5TH3RDNAFJDTXPEEGNGHQADM6R/action/replication_record"}},"created_at":"2026-05-18T03:26:51.513110+00:00","updated_at":"2026-05-18T03:26:51.513110+00:00"}