{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:NOONFJ5B6CMM4TQCLTGSD5YKFF","short_pith_number":"pith:NOONFJ5B","schema_version":"1.0","canonical_sha256":"6b9cd2a7a1f098ce4e025ccd21f70a297f95633046aba93fd6d94a9b27546d1d","source":{"kind":"arxiv","id":"2207.03117","version":2},"attestation_state":"computed","paper":{"title":"Mechanical couplings of 3D lattice materials discovered by micropolar elasticity and geometric symmetry","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Jaehyung Ju, Zhihao Yuan, Zhiming Cui","submitted_at":"2022-07-07T06:56:12Z","abstract_excerpt":"Similar to Poisson's effect, mechanical coupling is a directional indirect response by a directional input loading. With the advance in manufacturing techniques of 3D complex geometry, architected materials with unit cells of finite volume rather than a point yield more degrees of freedom and foster exotic mechanical couplings such as axial-shear, axial-rotation, axial-bending, and axial-twisting. However, most structural materials have been built by the ad hoc design of mechanical couplings without theoretical support of elasticity, which does not provide general guidelines for mechanical cou"},"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":"2207.03117","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-07-07T06:56:12Z","cross_cats_sorted":[],"title_canon_sha256":"27c102b3e09c966d93a12fa61d6fea09759305b305e6006273e5e8926bf45edb","abstract_canon_sha256":"9cfa08a463e52320f53606190a01c1b2bd73700a46b95f0d0629606139a3e74d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:31:51.442868Z","signature_b64":"O9DsyK4Z6nErBnlJQbNJeHaqdbuqVVgh34GZAZHB708dcp+IkpuPMHxGmF5DDMMPwk+J2v+p981D3mf97eojDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6b9cd2a7a1f098ce4e025ccd21f70a297f95633046aba93fd6d94a9b27546d1d","last_reissued_at":"2026-07-05T05:31:51.442495Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:31:51.442495Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Mechanical couplings of 3D lattice materials discovered by micropolar elasticity and geometric symmetry","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Jaehyung Ju, Zhihao Yuan, Zhiming Cui","submitted_at":"2022-07-07T06:56:12Z","abstract_excerpt":"Similar to Poisson's effect, mechanical coupling is a directional indirect response by a directional input loading. With the advance in manufacturing techniques of 3D complex geometry, architected materials with unit cells of finite volume rather than a point yield more degrees of freedom and foster exotic mechanical couplings such as axial-shear, axial-rotation, axial-bending, and axial-twisting. However, most structural materials have been built by the ad hoc design of mechanical couplings without theoretical support of elasticity, which does not provide general guidelines for mechanical cou"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.03117","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2207.03117/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2207.03117","created_at":"2026-07-05T05:31:51.442558+00:00"},{"alias_kind":"arxiv_version","alias_value":"2207.03117v2","created_at":"2026-07-05T05:31:51.442558+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.03117","created_at":"2026-07-05T05:31:51.442558+00:00"},{"alias_kind":"pith_short_12","alias_value":"NOONFJ5B6CMM","created_at":"2026-07-05T05:31:51.442558+00:00"},{"alias_kind":"pith_short_16","alias_value":"NOONFJ5B6CMM4TQC","created_at":"2026-07-05T05:31:51.442558+00:00"},{"alias_kind":"pith_short_8","alias_value":"NOONFJ5B","created_at":"2026-07-05T05:31:51.442558+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/NOONFJ5B6CMM4TQCLTGSD5YKFF","json":"https://pith.science/pith/NOONFJ5B6CMM4TQCLTGSD5YKFF.json","graph_json":"https://pith.science/api/pith-number/NOONFJ5B6CMM4TQCLTGSD5YKFF/graph.json","events_json":"https://pith.science/api/pith-number/NOONFJ5B6CMM4TQCLTGSD5YKFF/events.json","paper":"https://pith.science/paper/NOONFJ5B"},"agent_actions":{"view_html":"https://pith.science/pith/NOONFJ5B6CMM4TQCLTGSD5YKFF","download_json":"https://pith.science/pith/NOONFJ5B6CMM4TQCLTGSD5YKFF.json","view_paper":"https://pith.science/paper/NOONFJ5B","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2207.03117&json=true","fetch_graph":"https://pith.science/api/pith-number/NOONFJ5B6CMM4TQCLTGSD5YKFF/graph.json","fetch_events":"https://pith.science/api/pith-number/NOONFJ5B6CMM4TQCLTGSD5YKFF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NOONFJ5B6CMM4TQCLTGSD5YKFF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NOONFJ5B6CMM4TQCLTGSD5YKFF/action/storage_attestation","attest_author":"https://pith.science/pith/NOONFJ5B6CMM4TQCLTGSD5YKFF/action/author_attestation","sign_citation":"https://pith.science/pith/NOONFJ5B6CMM4TQCLTGSD5YKFF/action/citation_signature","submit_replication":"https://pith.science/pith/NOONFJ5B6CMM4TQCLTGSD5YKFF/action/replication_record"}},"created_at":"2026-07-05T05:31:51.442558+00:00","updated_at":"2026-07-05T05:31:51.442558+00:00"}