{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:MTEONIVTQM2GVG5GX3OEEHCXAN","short_pith_number":"pith:MTEONIVT","schema_version":"1.0","canonical_sha256":"64c8e6a2b383346a9ba6bedc421c57034ee7e70d298c82de339222cdaca194e0","source":{"kind":"arxiv","id":"1810.07605","version":1},"attestation_state":"computed","paper":{"title":"Multi-step self-guided pathways for shape-changing metamaterials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.soft","authors_text":"Alberico Sabbadini, Corentin Coulais, Fr\\'e Vink, Martin van Hecke","submitted_at":"2018-10-17T15:18:14Z","abstract_excerpt":"Multi-step pathways, constituted of a sequence of reconfigurations, are central to a wide variety of natural and man-made systems. Such pathways autonomously execute in self-guided processes such as protein folding and self-assembly, but require external control in macroscopic mechanical systems, provided by, e.g., actuators in robotics or manual folding in origami. Here we introduce shape-changing mechanical metamaterials, that exhibit self-guided multi-step pathways in response to global uniform compression. Their design combines strongly nonlinear mechanical elements with a multimodal archi"},"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":"1810.07605","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-10-17T15:18:14Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"8634af64e0fa8bda9b255f62c0aa5958e1deaa52d3a4620cb18b1906af8c1efc","abstract_canon_sha256":"ba34968582c221865825a5d42541aaeb4a2c41f554a190a2da093b051cb294e6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:02:55.671805Z","signature_b64":"rLtmenomJNF7UR4VDg0oubkijpqFhfwiT1E8DXhqrjUI+XspLgrOl6q+Rh5FsleVElAmz2iVxpcT44RmPD23CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"64c8e6a2b383346a9ba6bedc421c57034ee7e70d298c82de339222cdaca194e0","last_reissued_at":"2026-05-18T00:02:55.671073Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:02:55.671073Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Multi-step self-guided pathways for shape-changing metamaterials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.soft","authors_text":"Alberico Sabbadini, Corentin Coulais, Fr\\'e Vink, Martin van Hecke","submitted_at":"2018-10-17T15:18:14Z","abstract_excerpt":"Multi-step pathways, constituted of a sequence of reconfigurations, are central to a wide variety of natural and man-made systems. Such pathways autonomously execute in self-guided processes such as protein folding and self-assembly, but require external control in macroscopic mechanical systems, provided by, e.g., actuators in robotics or manual folding in origami. Here we introduce shape-changing mechanical metamaterials, that exhibit self-guided multi-step pathways in response to global uniform compression. Their design combines strongly nonlinear mechanical elements with a multimodal archi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.07605","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":"1810.07605","created_at":"2026-05-18T00:02:55.671188+00:00"},{"alias_kind":"arxiv_version","alias_value":"1810.07605v1","created_at":"2026-05-18T00:02:55.671188+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.07605","created_at":"2026-05-18T00:02:55.671188+00:00"},{"alias_kind":"pith_short_12","alias_value":"MTEONIVTQM2G","created_at":"2026-05-18T12:32:40.477152+00:00"},{"alias_kind":"pith_short_16","alias_value":"MTEONIVTQM2GVG5G","created_at":"2026-05-18T12:32:40.477152+00:00"},{"alias_kind":"pith_short_8","alias_value":"MTEONIVT","created_at":"2026-05-18T12:32:40.477152+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/MTEONIVTQM2GVG5GX3OEEHCXAN","json":"https://pith.science/pith/MTEONIVTQM2GVG5GX3OEEHCXAN.json","graph_json":"https://pith.science/api/pith-number/MTEONIVTQM2GVG5GX3OEEHCXAN/graph.json","events_json":"https://pith.science/api/pith-number/MTEONIVTQM2GVG5GX3OEEHCXAN/events.json","paper":"https://pith.science/paper/MTEONIVT"},"agent_actions":{"view_html":"https://pith.science/pith/MTEONIVTQM2GVG5GX3OEEHCXAN","download_json":"https://pith.science/pith/MTEONIVTQM2GVG5GX3OEEHCXAN.json","view_paper":"https://pith.science/paper/MTEONIVT","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1810.07605&json=true","fetch_graph":"https://pith.science/api/pith-number/MTEONIVTQM2GVG5GX3OEEHCXAN/graph.json","fetch_events":"https://pith.science/api/pith-number/MTEONIVTQM2GVG5GX3OEEHCXAN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MTEONIVTQM2GVG5GX3OEEHCXAN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MTEONIVTQM2GVG5GX3OEEHCXAN/action/storage_attestation","attest_author":"https://pith.science/pith/MTEONIVTQM2GVG5GX3OEEHCXAN/action/author_attestation","sign_citation":"https://pith.science/pith/MTEONIVTQM2GVG5GX3OEEHCXAN/action/citation_signature","submit_replication":"https://pith.science/pith/MTEONIVTQM2GVG5GX3OEEHCXAN/action/replication_record"}},"created_at":"2026-05-18T00:02:55.671188+00:00","updated_at":"2026-05-18T00:02:55.671188+00:00"}