{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:JGDYPNB4YLPSKJD2BQTLHD3BC2","short_pith_number":"pith:JGDYPNB4","schema_version":"1.0","canonical_sha256":"498787b43cc2df25247a0c26b38f6116b3f048f823c9a0b9adb590e167492493","source":{"kind":"arxiv","id":"1711.00452","version":1},"attestation_state":"computed","paper":{"title":"An Autonomous Programmable Actuator and Shape Reconfigurable Structures using Bistability and Shape Memory Polymers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.app-ph","authors_text":"Kristina Shea, Tian Chen","submitted_at":"2017-11-01T17:37:36Z","abstract_excerpt":"Autonomous deployment and shape reconfiguration of structures is a crucial field of research in space exploration with emerging applications in the automotive, building and biomedical industries. Challenges in achieving autonomy include: bulky energy sources, imprecise deployment, jamming of components and lack of structural integrity. Leveraging advances in the fields of shape memory polymers, bistability and 3D multi-material printing, we present a 3D printed programmable actuator that enables the autonomous deployment and shape reconfiguration of structures activated though surrounding temp"},"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":"1711.00452","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2017-11-01T17:37:36Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"5b810497e9ea6f77e49ef53e6e4a0507789df2429643d19b6914659d823dbb0f","abstract_canon_sha256":"4f61cb49e3e5a63f90e5c4722608d8d9086eb4ba35e67a092045234ebbb3b5de"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:31:32.045267Z","signature_b64":"LiqVE91acXEbXSh6bgRVApUBsgFwbXhAtQ16x7AjlEeXZSF0fCddY26a8U784FJZNZR6LPk0LtXvCW9kYWK6Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"498787b43cc2df25247a0c26b38f6116b3f048f823c9a0b9adb590e167492493","last_reissued_at":"2026-05-18T00:31:32.044765Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:31:32.044765Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"An Autonomous Programmable Actuator and Shape Reconfigurable Structures using Bistability and Shape Memory Polymers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.app-ph","authors_text":"Kristina Shea, Tian Chen","submitted_at":"2017-11-01T17:37:36Z","abstract_excerpt":"Autonomous deployment and shape reconfiguration of structures is a crucial field of research in space exploration with emerging applications in the automotive, building and biomedical industries. Challenges in achieving autonomy include: bulky energy sources, imprecise deployment, jamming of components and lack of structural integrity. Leveraging advances in the fields of shape memory polymers, bistability and 3D multi-material printing, we present a 3D printed programmable actuator that enables the autonomous deployment and shape reconfiguration of structures activated though surrounding temp"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.00452","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":"1711.00452","created_at":"2026-05-18T00:31:32.044846+00:00"},{"alias_kind":"arxiv_version","alias_value":"1711.00452v1","created_at":"2026-05-18T00:31:32.044846+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.00452","created_at":"2026-05-18T00:31:32.044846+00:00"},{"alias_kind":"pith_short_12","alias_value":"JGDYPNB4YLPS","created_at":"2026-05-18T12:31:24.725408+00:00"},{"alias_kind":"pith_short_16","alias_value":"JGDYPNB4YLPSKJD2","created_at":"2026-05-18T12:31:24.725408+00:00"},{"alias_kind":"pith_short_8","alias_value":"JGDYPNB4","created_at":"2026-05-18T12:31:24.725408+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/JGDYPNB4YLPSKJD2BQTLHD3BC2","json":"https://pith.science/pith/JGDYPNB4YLPSKJD2BQTLHD3BC2.json","graph_json":"https://pith.science/api/pith-number/JGDYPNB4YLPSKJD2BQTLHD3BC2/graph.json","events_json":"https://pith.science/api/pith-number/JGDYPNB4YLPSKJD2BQTLHD3BC2/events.json","paper":"https://pith.science/paper/JGDYPNB4"},"agent_actions":{"view_html":"https://pith.science/pith/JGDYPNB4YLPSKJD2BQTLHD3BC2","download_json":"https://pith.science/pith/JGDYPNB4YLPSKJD2BQTLHD3BC2.json","view_paper":"https://pith.science/paper/JGDYPNB4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1711.00452&json=true","fetch_graph":"https://pith.science/api/pith-number/JGDYPNB4YLPSKJD2BQTLHD3BC2/graph.json","fetch_events":"https://pith.science/api/pith-number/JGDYPNB4YLPSKJD2BQTLHD3BC2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JGDYPNB4YLPSKJD2BQTLHD3BC2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JGDYPNB4YLPSKJD2BQTLHD3BC2/action/storage_attestation","attest_author":"https://pith.science/pith/JGDYPNB4YLPSKJD2BQTLHD3BC2/action/author_attestation","sign_citation":"https://pith.science/pith/JGDYPNB4YLPSKJD2BQTLHD3BC2/action/citation_signature","submit_replication":"https://pith.science/pith/JGDYPNB4YLPSKJD2BQTLHD3BC2/action/replication_record"}},"created_at":"2026-05-18T00:31:32.044846+00:00","updated_at":"2026-05-18T00:31:32.044846+00:00"}