{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:PRD3YYQEHZ6NC7TOQ7PSEYTINE","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"b211515f7844ad848de2be285d18ddb55d8fc666be8bd3d55d731807c72c0bf0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2014-11-17T05:00:16Z","title_canon_sha256":"7ca5265e7196c9b035f0462fcbd5bb5086767ae909080185201646d302062a53"},"schema_version":"1.0","source":{"id":"1411.4361","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.4361","created_at":"2026-05-18T00:57:32Z"},{"alias_kind":"arxiv_version","alias_value":"1411.4361v2","created_at":"2026-05-18T00:57:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.4361","created_at":"2026-05-18T00:57:32Z"},{"alias_kind":"pith_short_12","alias_value":"PRD3YYQEHZ6N","created_at":"2026-05-18T12:28:43Z"},{"alias_kind":"pith_short_16","alias_value":"PRD3YYQEHZ6NC7TO","created_at":"2026-05-18T12:28:43Z"},{"alias_kind":"pith_short_8","alias_value":"PRD3YYQE","created_at":"2026-05-18T12:28:43Z"}],"graph_snapshots":[{"event_id":"sha256:8c0ddc4acbfd05920cd9bc2b6ab0dffa9c640ca3ae16ed2320694457f79b7935","target":"graph","created_at":"2026-05-18T00:57:32Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We consider the enhanced mixing due to multiple cylinders organised in schools moving synchronously in a potential flow. Here simple interactions between cylinders are modelled by the method of image doublets. This is an extension to Thiffeault \\& Childress's work [\\emph{Physics Letters A} \\textbf{374}, 3487 (2010)] where fluid particle displacements due to non-interacting swimmers were analysed to produce an effective diffusivity that may have a significant impact in ocean mixing. Our results show that schools of two cylinders induce nonlinearly boosted diffusivity compared with the non-inter","authors_text":"Yuanzhao Zhang, Zhi Lin","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2014-11-17T05:00:16Z","title":"Stirring by multi-cylinder in potential flow"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.4361","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:1b6ecc83d959bc0ed0aaaecabbd8ad46a657c5b33b77bf6925897a7d5aa6222c","target":"record","created_at":"2026-05-18T00:57:32Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"b211515f7844ad848de2be285d18ddb55d8fc666be8bd3d55d731807c72c0bf0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2014-11-17T05:00:16Z","title_canon_sha256":"7ca5265e7196c9b035f0462fcbd5bb5086767ae909080185201646d302062a53"},"schema_version":"1.0","source":{"id":"1411.4361","kind":"arxiv","version":2}},"canonical_sha256":"7c47bc62043e7cd17e6e87df2262686918289e03ac3e80f835a5acd7bb7aa871","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7c47bc62043e7cd17e6e87df2262686918289e03ac3e80f835a5acd7bb7aa871","first_computed_at":"2026-05-18T00:57:32.160015Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:57:32.160015Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tznSs5rj8qusudf6ce/Z9rsj8+3CX/lMdLqJ/RW9eTdrWd/Ef4VUfZYcTwh1Ixl3Wc66scO+RVxMYLKCG1hGAg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:57:32.160470Z","signed_message":"canonical_sha256_bytes"},"source_id":"1411.4361","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1b6ecc83d959bc0ed0aaaecabbd8ad46a657c5b33b77bf6925897a7d5aa6222c","sha256:8c0ddc4acbfd05920cd9bc2b6ab0dffa9c640ca3ae16ed2320694457f79b7935"],"state_sha256":"1f600fbd5722e0ac59c6a7f98ccb83ccfd8c644b1879d16f4f5bb9036b1bb244"}