{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:BPCGUZNIQEMAOHWOHO4L5TIWR5","short_pith_number":"pith:BPCGUZNI","schema_version":"1.0","canonical_sha256":"0bc46a65a88118071ece3bb8becd168f48e4ca9a4f8bac5082d9c1359b8cf9a4","source":{"kind":"arxiv","id":"2405.07290","version":2},"attestation_state":"computed","paper":{"title":"Reducing segregation in vibrated binary-sized granular mixtures by excessive small particle introduction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"cond-mat.soft","authors_text":"Fumiaki Nakai, Kiwamu Yoshii","submitted_at":"2024-05-12T14:05:21Z","abstract_excerpt":"We numerically examine binary-sized granular mixtures confined between two parallel walls subjected to vertical vibration using the discrete element method. For a size ratio of $3$ between large and small particles, we study the structure of large particles in moderately dense regimes where the combined two-dimensional packing fractions of both particle sizes exceed $1$. When the fraction of small particles is small, segregation of the large particles occurs. In contrast, as the fraction of small particles increases, an effective repulsion between the large particles emerges over distances gre"},"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":"2405.07290","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2024-05-12T14:05:21Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"344581d9df68d5e23febf82ef3753c9745cf9d7cfcadbd0eea1b2a03d4057a93","abstract_canon_sha256":"4ae1a7d0476961a60971084bd44ec00935fe0e59f596490224dd9ef82a9f252a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-26T01:02:25.144345Z","signature_b64":"BL1UlsOH+UjkcBOgbYwuX1DVx0G0i4Gg3Cl3772a1rU7G1P7y4l1KoEgdP04sz7ce+ECUBPedmg9mWOdTqbIAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0bc46a65a88118071ece3bb8becd168f48e4ca9a4f8bac5082d9c1359b8cf9a4","last_reissued_at":"2026-05-26T01:02:25.143346Z","signature_status":"signed_v1","first_computed_at":"2026-05-26T01:02:25.143346Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Reducing segregation in vibrated binary-sized granular mixtures by excessive small particle introduction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"cond-mat.soft","authors_text":"Fumiaki Nakai, Kiwamu Yoshii","submitted_at":"2024-05-12T14:05:21Z","abstract_excerpt":"We numerically examine binary-sized granular mixtures confined between two parallel walls subjected to vertical vibration using the discrete element method. For a size ratio of $3$ between large and small particles, we study the structure of large particles in moderately dense regimes where the combined two-dimensional packing fractions of both particle sizes exceed $1$. When the fraction of small particles is small, segregation of the large particles occurs. In contrast, as the fraction of small particles increases, an effective repulsion between the large particles emerges over distances gre"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.07290","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2405.07290/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2405.07290","created_at":"2026-05-26T01:02:25.143488+00:00"},{"alias_kind":"arxiv_version","alias_value":"2405.07290v2","created_at":"2026-05-26T01:02:25.143488+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.07290","created_at":"2026-05-26T01:02:25.143488+00:00"},{"alias_kind":"pith_short_12","alias_value":"BPCGUZNIQEMA","created_at":"2026-05-26T01:02:25.143488+00:00"},{"alias_kind":"pith_short_16","alias_value":"BPCGUZNIQEMAOHWO","created_at":"2026-05-26T01:02:25.143488+00:00"},{"alias_kind":"pith_short_8","alias_value":"BPCGUZNI","created_at":"2026-05-26T01:02:25.143488+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/BPCGUZNIQEMAOHWOHO4L5TIWR5","json":"https://pith.science/pith/BPCGUZNIQEMAOHWOHO4L5TIWR5.json","graph_json":"https://pith.science/api/pith-number/BPCGUZNIQEMAOHWOHO4L5TIWR5/graph.json","events_json":"https://pith.science/api/pith-number/BPCGUZNIQEMAOHWOHO4L5TIWR5/events.json","paper":"https://pith.science/paper/BPCGUZNI"},"agent_actions":{"view_html":"https://pith.science/pith/BPCGUZNIQEMAOHWOHO4L5TIWR5","download_json":"https://pith.science/pith/BPCGUZNIQEMAOHWOHO4L5TIWR5.json","view_paper":"https://pith.science/paper/BPCGUZNI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2405.07290&json=true","fetch_graph":"https://pith.science/api/pith-number/BPCGUZNIQEMAOHWOHO4L5TIWR5/graph.json","fetch_events":"https://pith.science/api/pith-number/BPCGUZNIQEMAOHWOHO4L5TIWR5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/BPCGUZNIQEMAOHWOHO4L5TIWR5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/BPCGUZNIQEMAOHWOHO4L5TIWR5/action/storage_attestation","attest_author":"https://pith.science/pith/BPCGUZNIQEMAOHWOHO4L5TIWR5/action/author_attestation","sign_citation":"https://pith.science/pith/BPCGUZNIQEMAOHWOHO4L5TIWR5/action/citation_signature","submit_replication":"https://pith.science/pith/BPCGUZNIQEMAOHWOHO4L5TIWR5/action/replication_record"}},"created_at":"2026-05-26T01:02:25.143488+00:00","updated_at":"2026-05-26T01:02:25.143488+00:00"}