{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:PEHGVGEMY6TM7WT2CGR4V33ZCS","short_pith_number":"pith:PEHGVGEM","schema_version":"1.0","canonical_sha256":"790e6a988cc7a6cfda7a11a3caef791494df5df66f8e30b30b46ebdf1410cc6e","source":{"kind":"arxiv","id":"1602.05275","version":1},"attestation_state":"computed","paper":{"title":"Chaotic Advection at the Pore Scale: Mechanisms, Upscaling and Implications for Macroscopic Transport","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"D.R. Lester, Guy Metcalfe, M.G. Trefry","submitted_at":"2016-02-17T02:33:35Z","abstract_excerpt":"The macroscopic spreading and mixing of solute plumes in saturated porous media is ultimately controlled by processes operating at the pore scale. Whilst the conventional picture of pore-scale mechanical dispersion and molecular diffusion leading to persistent hydrodynamic dispersion is well accepted, this paradigm is inherently two-dimensional (2D) in nature and neglects important three-dimensional (3D) phenomena. We discuss how the kinematics of steady 3D flow at the porescale generate chaotic advection, involving exponential stretching and folding of fluid elements,the mechanisms by which i"},"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":"1602.05275","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2016-02-17T02:33:35Z","cross_cats_sorted":[],"title_canon_sha256":"b7c61f3168219d0b33a081e286d4e49a56cd6fb1b3650cf7d1de80a175975e12","abstract_canon_sha256":"0fbc5c15f10a9fab0a9170e4e6f21db6cf319e9d6f90f8eb515f90878c331765"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:57:31.954641Z","signature_b64":"puiRKXnEB+J8bOKkiaQf1oi1Bu+yuDadyAJhKMO6gOAytGv6qBpRXdnUZwNmRWMtv1sASbQkl5shO5VlNgroCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"790e6a988cc7a6cfda7a11a3caef791494df5df66f8e30b30b46ebdf1410cc6e","last_reissued_at":"2026-07-05T00:57:31.954261Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:57:31.954261Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Chaotic Advection at the Pore Scale: Mechanisms, Upscaling and Implications for Macroscopic Transport","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"D.R. Lester, Guy Metcalfe, M.G. Trefry","submitted_at":"2016-02-17T02:33:35Z","abstract_excerpt":"The macroscopic spreading and mixing of solute plumes in saturated porous media is ultimately controlled by processes operating at the pore scale. Whilst the conventional picture of pore-scale mechanical dispersion and molecular diffusion leading to persistent hydrodynamic dispersion is well accepted, this paradigm is inherently two-dimensional (2D) in nature and neglects important three-dimensional (3D) phenomena. We discuss how the kinematics of steady 3D flow at the porescale generate chaotic advection, involving exponential stretching and folding of fluid elements,the mechanisms by which i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1602.05275","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1602.05275/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":"1602.05275","created_at":"2026-07-05T00:57:31.954320+00:00"},{"alias_kind":"arxiv_version","alias_value":"1602.05275v1","created_at":"2026-07-05T00:57:31.954320+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1602.05275","created_at":"2026-07-05T00:57:31.954320+00:00"},{"alias_kind":"pith_short_12","alias_value":"PEHGVGEMY6TM","created_at":"2026-07-05T00:57:31.954320+00:00"},{"alias_kind":"pith_short_16","alias_value":"PEHGVGEMY6TM7WT2","created_at":"2026-07-05T00:57:31.954320+00:00"},{"alias_kind":"pith_short_8","alias_value":"PEHGVGEM","created_at":"2026-07-05T00:57:31.954320+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/PEHGVGEMY6TM7WT2CGR4V33ZCS","json":"https://pith.science/pith/PEHGVGEMY6TM7WT2CGR4V33ZCS.json","graph_json":"https://pith.science/api/pith-number/PEHGVGEMY6TM7WT2CGR4V33ZCS/graph.json","events_json":"https://pith.science/api/pith-number/PEHGVGEMY6TM7WT2CGR4V33ZCS/events.json","paper":"https://pith.science/paper/PEHGVGEM"},"agent_actions":{"view_html":"https://pith.science/pith/PEHGVGEMY6TM7WT2CGR4V33ZCS","download_json":"https://pith.science/pith/PEHGVGEMY6TM7WT2CGR4V33ZCS.json","view_paper":"https://pith.science/paper/PEHGVGEM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1602.05275&json=true","fetch_graph":"https://pith.science/api/pith-number/PEHGVGEMY6TM7WT2CGR4V33ZCS/graph.json","fetch_events":"https://pith.science/api/pith-number/PEHGVGEMY6TM7WT2CGR4V33ZCS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PEHGVGEMY6TM7WT2CGR4V33ZCS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PEHGVGEMY6TM7WT2CGR4V33ZCS/action/storage_attestation","attest_author":"https://pith.science/pith/PEHGVGEMY6TM7WT2CGR4V33ZCS/action/author_attestation","sign_citation":"https://pith.science/pith/PEHGVGEMY6TM7WT2CGR4V33ZCS/action/citation_signature","submit_replication":"https://pith.science/pith/PEHGVGEMY6TM7WT2CGR4V33ZCS/action/replication_record"}},"created_at":"2026-07-05T00:57:31.954320+00:00","updated_at":"2026-07-05T00:57:31.954320+00:00"}