{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:FDI3AUXYVNRDI7B6FWQ7O4BPUQ","short_pith_number":"pith:FDI3AUXY","schema_version":"1.0","canonical_sha256":"28d1b052f8ab62347c3e2da1f7702fa43a33135d8d0bf9e815656c2fc6a5c149","source":{"kind":"arxiv","id":"1311.4824","version":1},"attestation_state":"computed","paper":{"title":"Self-assembly of Chiral Tubules","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.soft","authors_text":"Mark J. Stevens, Shengfeng Cheng","submitted_at":"2013-11-19T18:28:59Z","abstract_excerpt":"The efficient and controlled assembly of complex structures from macromolecular building blocks is a critical open question in both biological systems and nanoscience. Using molecular dynamics simulations we study the self-assembly of tubular structures from model macromolecular monomers with multiple binding sites on their surfaces [Cheng et al., Soft Matter 8, 5666-5678 (2012)]. In this work we add chirality to the model monomer and a lock-and-key interaction. The self-assembly of free monomers into tubules yields a pitch value that often does not match the chirality of the monomer (includin"},"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":"1311.4824","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2013-11-19T18:28:59Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"8f86d9631ff5450d87d2a7a0fdb94356de36e72419391b553cc58a6432e3b5a4","abstract_canon_sha256":"efa48f0c462e9575cf39174ee68bb46325e2b816bcab1cfcf3da305c79eac6c0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:50:13.199953Z","signature_b64":"JNyF0ugp6lrie81TJl2Pq87hYX9hAm/E0i0Pm2eub2j72ZNdaMgo8alYF5Ac7PN1ldvMR0Vs8xm1iMghzBHpCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"28d1b052f8ab62347c3e2da1f7702fa43a33135d8d0bf9e815656c2fc6a5c149","last_reissued_at":"2026-05-18T02:50:13.199344Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:50:13.199344Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Self-assembly of Chiral Tubules","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.soft","authors_text":"Mark J. Stevens, Shengfeng Cheng","submitted_at":"2013-11-19T18:28:59Z","abstract_excerpt":"The efficient and controlled assembly of complex structures from macromolecular building blocks is a critical open question in both biological systems and nanoscience. Using molecular dynamics simulations we study the self-assembly of tubular structures from model macromolecular monomers with multiple binding sites on their surfaces [Cheng et al., Soft Matter 8, 5666-5678 (2012)]. In this work we add chirality to the model monomer and a lock-and-key interaction. The self-assembly of free monomers into tubules yields a pitch value that often does not match the chirality of the monomer (includin"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.4824","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":"1311.4824","created_at":"2026-05-18T02:50:13.199426+00:00"},{"alias_kind":"arxiv_version","alias_value":"1311.4824v1","created_at":"2026-05-18T02:50:13.199426+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.4824","created_at":"2026-05-18T02:50:13.199426+00:00"},{"alias_kind":"pith_short_12","alias_value":"FDI3AUXYVNRD","created_at":"2026-05-18T12:27:45.050594+00:00"},{"alias_kind":"pith_short_16","alias_value":"FDI3AUXYVNRDI7B6","created_at":"2026-05-18T12:27:45.050594+00:00"},{"alias_kind":"pith_short_8","alias_value":"FDI3AUXY","created_at":"2026-05-18T12:27:45.050594+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/FDI3AUXYVNRDI7B6FWQ7O4BPUQ","json":"https://pith.science/pith/FDI3AUXYVNRDI7B6FWQ7O4BPUQ.json","graph_json":"https://pith.science/api/pith-number/FDI3AUXYVNRDI7B6FWQ7O4BPUQ/graph.json","events_json":"https://pith.science/api/pith-number/FDI3AUXYVNRDI7B6FWQ7O4BPUQ/events.json","paper":"https://pith.science/paper/FDI3AUXY"},"agent_actions":{"view_html":"https://pith.science/pith/FDI3AUXYVNRDI7B6FWQ7O4BPUQ","download_json":"https://pith.science/pith/FDI3AUXYVNRDI7B6FWQ7O4BPUQ.json","view_paper":"https://pith.science/paper/FDI3AUXY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1311.4824&json=true","fetch_graph":"https://pith.science/api/pith-number/FDI3AUXYVNRDI7B6FWQ7O4BPUQ/graph.json","fetch_events":"https://pith.science/api/pith-number/FDI3AUXYVNRDI7B6FWQ7O4BPUQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FDI3AUXYVNRDI7B6FWQ7O4BPUQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FDI3AUXYVNRDI7B6FWQ7O4BPUQ/action/storage_attestation","attest_author":"https://pith.science/pith/FDI3AUXYVNRDI7B6FWQ7O4BPUQ/action/author_attestation","sign_citation":"https://pith.science/pith/FDI3AUXYVNRDI7B6FWQ7O4BPUQ/action/citation_signature","submit_replication":"https://pith.science/pith/FDI3AUXYVNRDI7B6FWQ7O4BPUQ/action/replication_record"}},"created_at":"2026-05-18T02:50:13.199426+00:00","updated_at":"2026-05-18T02:50:13.199426+00:00"}