{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:U6H7DLQV5THYAYRTM3IFE5HXFD","short_pith_number":"pith:U6H7DLQV","schema_version":"1.0","canonical_sha256":"a78ff1ae15eccf80623366d05274f728f05d4bb09abba7a314dd5c1538b1e3ad","source":{"kind":"arxiv","id":"1502.05115","version":1},"attestation_state":"computed","paper":{"title":"Quantitative analysis of reptation of partially extended DNA in sub-30 nm nanoslits","license":"http://creativecommons.org/licenses/by/3.0/","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"physics.bio-ph","authors_text":"Alessandro Taloni, Chia-Fu Chou, Jia-Wei Yeh, K. K. Sriram, Yeng-Long Chen","submitted_at":"2015-02-18T04:53:46Z","abstract_excerpt":"We observed reptation of single DNA molecules in fused silica nanoslits of sub-30 nm height. The reptation behavior and the effect of confinement are quantitatively characterized using orientation correlation and transverse fluctuation analysis. We show tube-like polymer motion arises for a tense polymer under strong quasi-2D confinement and interaction with surface- passivating polyvinylpyrrolidone (PVP) molecules in nanoslits, while etching- induced device surface roughness, chip bonding materials and DNA-intercalated dye-surface interaction, play minor roles. These findings have strong impl"},"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":"1502.05115","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"physics.bio-ph","submitted_at":"2015-02-18T04:53:46Z","cross_cats_sorted":["cond-mat.soft"],"title_canon_sha256":"5eabcf73ec741c19bfe8d996ca2ef4abf9269f13bca5b9005058593e38a2e494","abstract_canon_sha256":"eb20730a8d3afd17c532c1241b568013bcd1183994371f0cd48639a0a4da7888"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:26:52.354682Z","signature_b64":"ccE210a1IXzsBhHmLSTOVHdBDqFyoa4BllZZ+7vdNCfGbxvXGYUKgpe09LJ5P0vWTkdIrisU5z/7xfYYH/GlAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a78ff1ae15eccf80623366d05274f728f05d4bb09abba7a314dd5c1538b1e3ad","last_reissued_at":"2026-05-18T02:26:52.354204Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:26:52.354204Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Quantitative analysis of reptation of partially extended DNA in sub-30 nm nanoslits","license":"http://creativecommons.org/licenses/by/3.0/","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"physics.bio-ph","authors_text":"Alessandro Taloni, Chia-Fu Chou, Jia-Wei Yeh, K. K. Sriram, Yeng-Long Chen","submitted_at":"2015-02-18T04:53:46Z","abstract_excerpt":"We observed reptation of single DNA molecules in fused silica nanoslits of sub-30 nm height. The reptation behavior and the effect of confinement are quantitatively characterized using orientation correlation and transverse fluctuation analysis. We show tube-like polymer motion arises for a tense polymer under strong quasi-2D confinement and interaction with surface- passivating polyvinylpyrrolidone (PVP) molecules in nanoslits, while etching- induced device surface roughness, chip bonding materials and DNA-intercalated dye-surface interaction, play minor roles. These findings have strong impl"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.05115","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":""},"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":"1502.05115","created_at":"2026-05-18T02:26:52.354289+00:00"},{"alias_kind":"arxiv_version","alias_value":"1502.05115v1","created_at":"2026-05-18T02:26:52.354289+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.05115","created_at":"2026-05-18T02:26:52.354289+00:00"},{"alias_kind":"pith_short_12","alias_value":"U6H7DLQV5THY","created_at":"2026-05-18T12:29:44.643036+00:00"},{"alias_kind":"pith_short_16","alias_value":"U6H7DLQV5THYAYRT","created_at":"2026-05-18T12:29:44.643036+00:00"},{"alias_kind":"pith_short_8","alias_value":"U6H7DLQV","created_at":"2026-05-18T12:29:44.643036+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/U6H7DLQV5THYAYRTM3IFE5HXFD","json":"https://pith.science/pith/U6H7DLQV5THYAYRTM3IFE5HXFD.json","graph_json":"https://pith.science/api/pith-number/U6H7DLQV5THYAYRTM3IFE5HXFD/graph.json","events_json":"https://pith.science/api/pith-number/U6H7DLQV5THYAYRTM3IFE5HXFD/events.json","paper":"https://pith.science/paper/U6H7DLQV"},"agent_actions":{"view_html":"https://pith.science/pith/U6H7DLQV5THYAYRTM3IFE5HXFD","download_json":"https://pith.science/pith/U6H7DLQV5THYAYRTM3IFE5HXFD.json","view_paper":"https://pith.science/paper/U6H7DLQV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1502.05115&json=true","fetch_graph":"https://pith.science/api/pith-number/U6H7DLQV5THYAYRTM3IFE5HXFD/graph.json","fetch_events":"https://pith.science/api/pith-number/U6H7DLQV5THYAYRTM3IFE5HXFD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/U6H7DLQV5THYAYRTM3IFE5HXFD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/U6H7DLQV5THYAYRTM3IFE5HXFD/action/storage_attestation","attest_author":"https://pith.science/pith/U6H7DLQV5THYAYRTM3IFE5HXFD/action/author_attestation","sign_citation":"https://pith.science/pith/U6H7DLQV5THYAYRTM3IFE5HXFD/action/citation_signature","submit_replication":"https://pith.science/pith/U6H7DLQV5THYAYRTM3IFE5HXFD/action/replication_record"}},"created_at":"2026-05-18T02:26:52.354289+00:00","updated_at":"2026-05-18T02:26:52.354289+00:00"}