{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:2REXLU22USTV57FGN4GKXOD75C","short_pith_number":"pith:2REXLU22","schema_version":"1.0","canonical_sha256":"d44975d35aa4a75efca66f0cabb87fe8ab119e2d128e06330b4695fafb07d443","source":{"kind":"arxiv","id":"1809.05816","version":1},"attestation_state":"computed","paper":{"title":"Twist-induced snapping in a bent elastic ribbon","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","physics.class-ph"],"primary_cat":"cond-mat.soft","authors_text":"Hirofumi Wada, Tomohiko G. Sano","submitted_at":"2018-09-16T04:37:51Z","abstract_excerpt":"Snapping of a slender structure is utilized in a wide range of natural and man-made systems, mostly to achieve rapid movement without relying on muscle-like elements. Although several mechanisms for elastic energy storage and rapid release have been studied in detail, a general understanding of the approach to design such a kinetic system is a key challenge in mechanics. Here we study a twist-driven buckling and fast flip dynamics of a geometrically constraint ribbon by combining experiments, numerical simulations, and analytical theory. We identify two distinct types of shape transitions; a n"},"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":"1809.05816","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-09-16T04:37:51Z","cross_cats_sorted":["cond-mat.mtrl-sci","physics.class-ph"],"title_canon_sha256":"8b44ff52c08ce318c5c6afcebf6441210fd8714cb840bead862972afbe52bfba","abstract_canon_sha256":"93649015c78960a67c4bc07d3a587f31780b14fcda4711a0cdf17668aa783a69"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:50:23.970015Z","signature_b64":"9Hjh/Czv9/qWuP4FtAzmAhjFUX+ixYZejWVeDgSt3mm4nKaGIBB0X6BT3Ip3ZarehbwwcU1Pvb/EUfw8CnZvDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d44975d35aa4a75efca66f0cabb87fe8ab119e2d128e06330b4695fafb07d443","last_reissued_at":"2026-05-17T23:50:23.969442Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:50:23.969442Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Twist-induced snapping in a bent elastic ribbon","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","physics.class-ph"],"primary_cat":"cond-mat.soft","authors_text":"Hirofumi Wada, Tomohiko G. Sano","submitted_at":"2018-09-16T04:37:51Z","abstract_excerpt":"Snapping of a slender structure is utilized in a wide range of natural and man-made systems, mostly to achieve rapid movement without relying on muscle-like elements. Although several mechanisms for elastic energy storage and rapid release have been studied in detail, a general understanding of the approach to design such a kinetic system is a key challenge in mechanics. Here we study a twist-driven buckling and fast flip dynamics of a geometrically constraint ribbon by combining experiments, numerical simulations, and analytical theory. We identify two distinct types of shape transitions; a n"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.05816","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":"1809.05816","created_at":"2026-05-17T23:50:23.969524+00:00"},{"alias_kind":"arxiv_version","alias_value":"1809.05816v1","created_at":"2026-05-17T23:50:23.969524+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.05816","created_at":"2026-05-17T23:50:23.969524+00:00"},{"alias_kind":"pith_short_12","alias_value":"2REXLU22USTV","created_at":"2026-05-18T12:32:02.567920+00:00"},{"alias_kind":"pith_short_16","alias_value":"2REXLU22USTV57FG","created_at":"2026-05-18T12:32:02.567920+00:00"},{"alias_kind":"pith_short_8","alias_value":"2REXLU22","created_at":"2026-05-18T12:32:02.567920+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/2REXLU22USTV57FGN4GKXOD75C","json":"https://pith.science/pith/2REXLU22USTV57FGN4GKXOD75C.json","graph_json":"https://pith.science/api/pith-number/2REXLU22USTV57FGN4GKXOD75C/graph.json","events_json":"https://pith.science/api/pith-number/2REXLU22USTV57FGN4GKXOD75C/events.json","paper":"https://pith.science/paper/2REXLU22"},"agent_actions":{"view_html":"https://pith.science/pith/2REXLU22USTV57FGN4GKXOD75C","download_json":"https://pith.science/pith/2REXLU22USTV57FGN4GKXOD75C.json","view_paper":"https://pith.science/paper/2REXLU22","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1809.05816&json=true","fetch_graph":"https://pith.science/api/pith-number/2REXLU22USTV57FGN4GKXOD75C/graph.json","fetch_events":"https://pith.science/api/pith-number/2REXLU22USTV57FGN4GKXOD75C/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2REXLU22USTV57FGN4GKXOD75C/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2REXLU22USTV57FGN4GKXOD75C/action/storage_attestation","attest_author":"https://pith.science/pith/2REXLU22USTV57FGN4GKXOD75C/action/author_attestation","sign_citation":"https://pith.science/pith/2REXLU22USTV57FGN4GKXOD75C/action/citation_signature","submit_replication":"https://pith.science/pith/2REXLU22USTV57FGN4GKXOD75C/action/replication_record"}},"created_at":"2026-05-17T23:50:23.969524+00:00","updated_at":"2026-05-17T23:50:23.969524+00:00"}