{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:U3EJYI4LI6QECZIQVKIH7C6VCK","short_pith_number":"pith:U3EJYI4L","schema_version":"1.0","canonical_sha256":"a6c89c238b47a0416510aa907f8bd512a3028cd8dd35f31dcb242e8b7761c23f","source":{"kind":"arxiv","id":"1401.7387","version":1},"attestation_state":"computed","paper":{"title":"Modeling size segregation of granular materials: the roles of segregation, advection and diffusion","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"physics.flu-dyn","authors_text":"Conor P. Schlick, Julio M. Ottino, Paul B. Umbanhowar, Richard M. Lueptow, Yi Fan","submitted_at":"2014-01-29T02:05:45Z","abstract_excerpt":"Predicting segregation of granular materials composed of different-sized particles is a challenging problem. In this paper, we develop and implement a theoretical model that captures the interplay between advection, segregation, and diffusion in size bidisperse granular materials. The fluxes associated with these three driving factors depend on the underlying kinematics, whose characteristics play key roles in determining particle segregation configurations. Unlike previous models for segregation, our model uses parameters based on kinematic measures from discrete element method simulations in"},"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":"1401.7387","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2014-01-29T02:05:45Z","cross_cats_sorted":["cond-mat.soft"],"title_canon_sha256":"3f1c9faccbfab3727550638bdd5ee50405ed89e5002351aae96964cca19ca564","abstract_canon_sha256":"d5d8598cb3e857c9bf584271f10a5d722e2b3632c0572bd38da0530a448a52c5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:56:59.479981Z","signature_b64":"R/LyO70lrP48s7bEkwrTQDg9bVF/vuh+/n4IE/OU5YJfZK8lH45cSrMYz68nFNDnGwpiRXELYKD2OEOw71LtDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a6c89c238b47a0416510aa907f8bd512a3028cd8dd35f31dcb242e8b7761c23f","last_reissued_at":"2026-05-18T02:56:59.479498Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:56:59.479498Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Modeling size segregation of granular materials: the roles of segregation, advection and diffusion","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"physics.flu-dyn","authors_text":"Conor P. Schlick, Julio M. Ottino, Paul B. Umbanhowar, Richard M. Lueptow, Yi Fan","submitted_at":"2014-01-29T02:05:45Z","abstract_excerpt":"Predicting segregation of granular materials composed of different-sized particles is a challenging problem. In this paper, we develop and implement a theoretical model that captures the interplay between advection, segregation, and diffusion in size bidisperse granular materials. The fluxes associated with these three driving factors depend on the underlying kinematics, whose characteristics play key roles in determining particle segregation configurations. Unlike previous models for segregation, our model uses parameters based on kinematic measures from discrete element method simulations in"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.7387","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":"1401.7387","created_at":"2026-05-18T02:56:59.479572+00:00"},{"alias_kind":"arxiv_version","alias_value":"1401.7387v1","created_at":"2026-05-18T02:56:59.479572+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.7387","created_at":"2026-05-18T02:56:59.479572+00:00"},{"alias_kind":"pith_short_12","alias_value":"U3EJYI4LI6QE","created_at":"2026-05-18T12:28:52.271510+00:00"},{"alias_kind":"pith_short_16","alias_value":"U3EJYI4LI6QECZIQ","created_at":"2026-05-18T12:28:52.271510+00:00"},{"alias_kind":"pith_short_8","alias_value":"U3EJYI4L","created_at":"2026-05-18T12:28:52.271510+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/U3EJYI4LI6QECZIQVKIH7C6VCK","json":"https://pith.science/pith/U3EJYI4LI6QECZIQVKIH7C6VCK.json","graph_json":"https://pith.science/api/pith-number/U3EJYI4LI6QECZIQVKIH7C6VCK/graph.json","events_json":"https://pith.science/api/pith-number/U3EJYI4LI6QECZIQVKIH7C6VCK/events.json","paper":"https://pith.science/paper/U3EJYI4L"},"agent_actions":{"view_html":"https://pith.science/pith/U3EJYI4LI6QECZIQVKIH7C6VCK","download_json":"https://pith.science/pith/U3EJYI4LI6QECZIQVKIH7C6VCK.json","view_paper":"https://pith.science/paper/U3EJYI4L","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1401.7387&json=true","fetch_graph":"https://pith.science/api/pith-number/U3EJYI4LI6QECZIQVKIH7C6VCK/graph.json","fetch_events":"https://pith.science/api/pith-number/U3EJYI4LI6QECZIQVKIH7C6VCK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/U3EJYI4LI6QECZIQVKIH7C6VCK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/U3EJYI4LI6QECZIQVKIH7C6VCK/action/storage_attestation","attest_author":"https://pith.science/pith/U3EJYI4LI6QECZIQVKIH7C6VCK/action/author_attestation","sign_citation":"https://pith.science/pith/U3EJYI4LI6QECZIQVKIH7C6VCK/action/citation_signature","submit_replication":"https://pith.science/pith/U3EJYI4LI6QECZIQVKIH7C6VCK/action/replication_record"}},"created_at":"2026-05-18T02:56:59.479572+00:00","updated_at":"2026-05-18T02:56:59.479572+00:00"}