{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2008:BZM3F4CV2BBA7LIX7QVNS254LE","short_pith_number":"pith:BZM3F4CV","schema_version":"1.0","canonical_sha256":"0e59b2f055d0420fad17fc2ad96bbc59216b64b245cf53bbc16a6b20e59b146f","source":{"kind":"arxiv","id":"0808.3012","version":2},"attestation_state":"computed","paper":{"title":"Chiral sedimentation of extended objects in viscous media","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"Nathan C. Keim, Nathan W. Krapf, Thomas A. Witten","submitted_at":"2008-08-22T00:12:26Z","abstract_excerpt":"We study theoretically the chirality of a generic rigid object's sedimentation in a fluid under gravity in the low Reynolds number regime. We represent the object as a collection of small Stokes spheres or stokeslets, and the gravitational force as a constant point force applied at an arbitrary point of the object. For a generic configuration of stokeslets and forcing point, the motion takes a simple form in the nearly free draining limit where the stokeslet radius is arbitrarily small. In this case, the internal hydrodynamic interactions between stokeslets are weak, and the object follows a h"},"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":"0808.3012","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2008-08-22T00:12:26Z","cross_cats_sorted":[],"title_canon_sha256":"4eb56bbe5b6f4aeb90aa7bb40339730a82e24b90dedcdc69a001439cbc6b777a","abstract_canon_sha256":"c2e448fe7c6b07203a9a2b3723f5a36da202e99d3ce3d73473d9322dde297ae4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:15:42.905186Z","signature_b64":"Z0+r9+1KmVW/jMnzyoKcrAxq359RQ0mIS1olDp5++X+/EVn6qaXd8w2RUdT9V22ZpaXwvbyitJJior3rR4S1BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0e59b2f055d0420fad17fc2ad96bbc59216b64b245cf53bbc16a6b20e59b146f","last_reissued_at":"2026-05-18T02:15:42.904294Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:15:42.904294Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Chiral sedimentation of extended objects in viscous media","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"Nathan C. Keim, Nathan W. Krapf, Thomas A. Witten","submitted_at":"2008-08-22T00:12:26Z","abstract_excerpt":"We study theoretically the chirality of a generic rigid object's sedimentation in a fluid under gravity in the low Reynolds number regime. We represent the object as a collection of small Stokes spheres or stokeslets, and the gravitational force as a constant point force applied at an arbitrary point of the object. For a generic configuration of stokeslets and forcing point, the motion takes a simple form in the nearly free draining limit where the stokeslet radius is arbitrarily small. In this case, the internal hydrodynamic interactions between stokeslets are weak, and the object follows a h"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0808.3012","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":"0808.3012","created_at":"2026-05-18T02:15:42.904454+00:00"},{"alias_kind":"arxiv_version","alias_value":"0808.3012v2","created_at":"2026-05-18T02:15:42.904454+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0808.3012","created_at":"2026-05-18T02:15:42.904454+00:00"},{"alias_kind":"pith_short_12","alias_value":"BZM3F4CV2BBA","created_at":"2026-05-18T12:25:57.157939+00:00"},{"alias_kind":"pith_short_16","alias_value":"BZM3F4CV2BBA7LIX","created_at":"2026-05-18T12:25:57.157939+00:00"},{"alias_kind":"pith_short_8","alias_value":"BZM3F4CV","created_at":"2026-05-18T12:25:57.157939+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/BZM3F4CV2BBA7LIX7QVNS254LE","json":"https://pith.science/pith/BZM3F4CV2BBA7LIX7QVNS254LE.json","graph_json":"https://pith.science/api/pith-number/BZM3F4CV2BBA7LIX7QVNS254LE/graph.json","events_json":"https://pith.science/api/pith-number/BZM3F4CV2BBA7LIX7QVNS254LE/events.json","paper":"https://pith.science/paper/BZM3F4CV"},"agent_actions":{"view_html":"https://pith.science/pith/BZM3F4CV2BBA7LIX7QVNS254LE","download_json":"https://pith.science/pith/BZM3F4CV2BBA7LIX7QVNS254LE.json","view_paper":"https://pith.science/paper/BZM3F4CV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0808.3012&json=true","fetch_graph":"https://pith.science/api/pith-number/BZM3F4CV2BBA7LIX7QVNS254LE/graph.json","fetch_events":"https://pith.science/api/pith-number/BZM3F4CV2BBA7LIX7QVNS254LE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/BZM3F4CV2BBA7LIX7QVNS254LE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/BZM3F4CV2BBA7LIX7QVNS254LE/action/storage_attestation","attest_author":"https://pith.science/pith/BZM3F4CV2BBA7LIX7QVNS254LE/action/author_attestation","sign_citation":"https://pith.science/pith/BZM3F4CV2BBA7LIX7QVNS254LE/action/citation_signature","submit_replication":"https://pith.science/pith/BZM3F4CV2BBA7LIX7QVNS254LE/action/replication_record"}},"created_at":"2026-05-18T02:15:42.904454+00:00","updated_at":"2026-05-18T02:15:42.904454+00:00"}