{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:NPNXOYRYWCGXUUOBS4XC47GFSP","short_pith_number":"pith:NPNXOYRY","schema_version":"1.0","canonical_sha256":"6bdb776238b08d7a51c1972e2e7cc593ccfe2fc4acc2bd522a03ca96c8788cd3","source":{"kind":"arxiv","id":"1901.08888","version":2},"attestation_state":"computed","paper":{"title":"Transport of active particles in an open-wedge channel","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.stat-mech","authors_text":"Fabio Cecconi, Lorenzo Caprini, Umberto Marini Bettolo Marconi","submitted_at":"2019-01-25T14:43:44Z","abstract_excerpt":"The transport of independent active Brownian particles within a two-dimensional narrow channel, modeled as an open-wedge, is studied both numerically and theoretically. We show that the active force tends to localize the particles near the walls thus reducing the effect of the entropic force which, instead, is prevailing in the case of passive particles. As a consequence, the exit of active particles from the smaller side of the channel is facilitated with respect to their passive counterpart. By continuously re-injecting particles in the middle of the wedge, we obtain a steady regime whose pr"},"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":"1901.08888","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2019-01-25T14:43:44Z","cross_cats_sorted":[],"title_canon_sha256":"0bccb8fd7ece5d660d57824237d26469a4a53d30c762163ff2ca95c8e8137d1e","abstract_canon_sha256":"d078f8c4a872652b680b35bb76085244dd461d1a681d8b48dea55a95c3b1579a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:47:17.311732Z","signature_b64":"IO5LTwAiWl+hwij0zMs7vP/03iUN7pITTuwT18rc9twB/q+msdzK7zgTI9EzXvkS0Pc1XSNIslht6fFkyjmMAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6bdb776238b08d7a51c1972e2e7cc593ccfe2fc4acc2bd522a03ca96c8788cd3","last_reissued_at":"2026-05-17T23:47:17.311142Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:47:17.311142Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Transport of active particles in an open-wedge channel","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.stat-mech","authors_text":"Fabio Cecconi, Lorenzo Caprini, Umberto Marini Bettolo Marconi","submitted_at":"2019-01-25T14:43:44Z","abstract_excerpt":"The transport of independent active Brownian particles within a two-dimensional narrow channel, modeled as an open-wedge, is studied both numerically and theoretically. We show that the active force tends to localize the particles near the walls thus reducing the effect of the entropic force which, instead, is prevailing in the case of passive particles. As a consequence, the exit of active particles from the smaller side of the channel is facilitated with respect to their passive counterpart. By continuously re-injecting particles in the middle of the wedge, we obtain a steady regime whose pr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.08888","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":""},"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":"1901.08888","created_at":"2026-05-17T23:47:17.311224+00:00"},{"alias_kind":"arxiv_version","alias_value":"1901.08888v2","created_at":"2026-05-17T23:47:17.311224+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.08888","created_at":"2026-05-17T23:47:17.311224+00:00"},{"alias_kind":"pith_short_12","alias_value":"NPNXOYRYWCGX","created_at":"2026-05-18T12:33:24.271573+00:00"},{"alias_kind":"pith_short_16","alias_value":"NPNXOYRYWCGXUUOB","created_at":"2026-05-18T12:33:24.271573+00:00"},{"alias_kind":"pith_short_8","alias_value":"NPNXOYRY","created_at":"2026-05-18T12:33:24.271573+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/NPNXOYRYWCGXUUOBS4XC47GFSP","json":"https://pith.science/pith/NPNXOYRYWCGXUUOBS4XC47GFSP.json","graph_json":"https://pith.science/api/pith-number/NPNXOYRYWCGXUUOBS4XC47GFSP/graph.json","events_json":"https://pith.science/api/pith-number/NPNXOYRYWCGXUUOBS4XC47GFSP/events.json","paper":"https://pith.science/paper/NPNXOYRY"},"agent_actions":{"view_html":"https://pith.science/pith/NPNXOYRYWCGXUUOBS4XC47GFSP","download_json":"https://pith.science/pith/NPNXOYRYWCGXUUOBS4XC47GFSP.json","view_paper":"https://pith.science/paper/NPNXOYRY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1901.08888&json=true","fetch_graph":"https://pith.science/api/pith-number/NPNXOYRYWCGXUUOBS4XC47GFSP/graph.json","fetch_events":"https://pith.science/api/pith-number/NPNXOYRYWCGXUUOBS4XC47GFSP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NPNXOYRYWCGXUUOBS4XC47GFSP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NPNXOYRYWCGXUUOBS4XC47GFSP/action/storage_attestation","attest_author":"https://pith.science/pith/NPNXOYRYWCGXUUOBS4XC47GFSP/action/author_attestation","sign_citation":"https://pith.science/pith/NPNXOYRYWCGXUUOBS4XC47GFSP/action/citation_signature","submit_replication":"https://pith.science/pith/NPNXOYRYWCGXUUOBS4XC47GFSP/action/replication_record"}},"created_at":"2026-05-17T23:47:17.311224+00:00","updated_at":"2026-05-17T23:47:17.311224+00:00"}