{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:MGO4ZPB7GRGJBMXPU3PRIXZYOL","short_pith_number":"pith:MGO4ZPB7","schema_version":"1.0","canonical_sha256":"619dccbc3f344c90b2efa6df145f3872ffb955c69498bbf8ceb7a9e13b50d93b","source":{"kind":"arxiv","id":"1906.02797","version":1},"attestation_state":"computed","paper":{"title":"Dynamic behavior of mechanical cloaks designed by direct lattice transformation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.comp-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Andre Diatta, Andre Nicolet, Frederic Zolla, Martin Wegener, Muamer Kadic, Sebastien Guenneau","submitted_at":"2019-06-06T20:19:14Z","abstract_excerpt":"Steering waves in elastic solids is more demanding than steering waves in electromagnetism or acoustics. As a result, designing material distributions which are the counterpart of optical invisibility cloaks in elasticity poses a major challenge. Waves of all polarizations should be guided around an obstacle to emerge on the downstream side as though no obstacle were there. Recently, we have introduced the direct-lattice-transformation approach. This simple and explicit construction procedure led to extremely good cloaking results in the static case. Here, we transfer this approach to the dyna"},"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":"1906.02797","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-06-06T20:19:14Z","cross_cats_sorted":["physics.comp-ph"],"title_canon_sha256":"e2a6660cce32de2639778d34cb070553b45277181f784758c91273dcc01c3c92","abstract_canon_sha256":"7a896b4b31af59d9767b84b38015ff9ddfccdc525120853805bc7bf13f976007"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:43:57.503485Z","signature_b64":"/jMYJRyDUrnI+krvF6j6lt5ekapRPzVNm+gnhEe8nJ8tT2j7leh0jRbLQlF8r6kiudAip7gHCtW0V8C3/oFaBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"619dccbc3f344c90b2efa6df145f3872ffb955c69498bbf8ceb7a9e13b50d93b","last_reissued_at":"2026-05-17T23:43:57.502914Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:43:57.502914Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Dynamic behavior of mechanical cloaks designed by direct lattice transformation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.comp-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Andre Diatta, Andre Nicolet, Frederic Zolla, Martin Wegener, Muamer Kadic, Sebastien Guenneau","submitted_at":"2019-06-06T20:19:14Z","abstract_excerpt":"Steering waves in elastic solids is more demanding than steering waves in electromagnetism or acoustics. As a result, designing material distributions which are the counterpart of optical invisibility cloaks in elasticity poses a major challenge. Waves of all polarizations should be guided around an obstacle to emerge on the downstream side as though no obstacle were there. Recently, we have introduced the direct-lattice-transformation approach. This simple and explicit construction procedure led to extremely good cloaking results in the static case. Here, we transfer this approach to the dyna"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1906.02797","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":"1906.02797","created_at":"2026-05-17T23:43:57.503017+00:00"},{"alias_kind":"arxiv_version","alias_value":"1906.02797v1","created_at":"2026-05-17T23:43:57.503017+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1906.02797","created_at":"2026-05-17T23:43:57.503017+00:00"},{"alias_kind":"pith_short_12","alias_value":"MGO4ZPB7GRGJ","created_at":"2026-05-18T12:33:21.387695+00:00"},{"alias_kind":"pith_short_16","alias_value":"MGO4ZPB7GRGJBMXP","created_at":"2026-05-18T12:33:21.387695+00:00"},{"alias_kind":"pith_short_8","alias_value":"MGO4ZPB7","created_at":"2026-05-18T12:33:21.387695+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/MGO4ZPB7GRGJBMXPU3PRIXZYOL","json":"https://pith.science/pith/MGO4ZPB7GRGJBMXPU3PRIXZYOL.json","graph_json":"https://pith.science/api/pith-number/MGO4ZPB7GRGJBMXPU3PRIXZYOL/graph.json","events_json":"https://pith.science/api/pith-number/MGO4ZPB7GRGJBMXPU3PRIXZYOL/events.json","paper":"https://pith.science/paper/MGO4ZPB7"},"agent_actions":{"view_html":"https://pith.science/pith/MGO4ZPB7GRGJBMXPU3PRIXZYOL","download_json":"https://pith.science/pith/MGO4ZPB7GRGJBMXPU3PRIXZYOL.json","view_paper":"https://pith.science/paper/MGO4ZPB7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1906.02797&json=true","fetch_graph":"https://pith.science/api/pith-number/MGO4ZPB7GRGJBMXPU3PRIXZYOL/graph.json","fetch_events":"https://pith.science/api/pith-number/MGO4ZPB7GRGJBMXPU3PRIXZYOL/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MGO4ZPB7GRGJBMXPU3PRIXZYOL/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MGO4ZPB7GRGJBMXPU3PRIXZYOL/action/storage_attestation","attest_author":"https://pith.science/pith/MGO4ZPB7GRGJBMXPU3PRIXZYOL/action/author_attestation","sign_citation":"https://pith.science/pith/MGO4ZPB7GRGJBMXPU3PRIXZYOL/action/citation_signature","submit_replication":"https://pith.science/pith/MGO4ZPB7GRGJBMXPU3PRIXZYOL/action/replication_record"}},"created_at":"2026-05-17T23:43:57.503017+00:00","updated_at":"2026-05-17T23:43:57.503017+00:00"}