{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:NJCPRHETIVCGSRIQD3C4BMAFMW","short_pith_number":"pith:NJCPRHET","schema_version":"1.0","canonical_sha256":"6a44f89c9345446945101ec5c0b00565839715b6232647a9b6bc989a2aee23c3","source":{"kind":"arxiv","id":"1505.03777","version":2},"attestation_state":"computed","paper":{"title":"A Self-Assembled Metamaterial for Lamb Waves","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","cond-mat.soft"],"primary_cat":"cond-mat.mes-hall","authors_text":"Amey Khanolkar, Jennifer Jenks, Maroun Abi Ghanem, Nicholas Boechler, Nicolas Vogel, Samuel Wallen","submitted_at":"2015-05-14T16:09:09Z","abstract_excerpt":"We report the design and characterization of a self-assembled, locally resonant acoustic metamaterial for Lamb waves, composed of a monolayer of $1.02$ $\\mu$m polystyrene microspheres adhered to a $1.3$ $\\mu$m thick free-standing silicon membrane. A laser-induced transient grating technique is used to generate Lamb waves in the metamaterial and measure its acoustic response. The measurements reveal a microsphere contact resonance and the lowest frequency spheroidal microsphere resonance. The measured dispersion curves show hybridization of flexural Lamb waves with the microsphere contact reson"},"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":"1505.03777","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-05-14T16:09:09Z","cross_cats_sorted":["cond-mat.mtrl-sci","cond-mat.soft"],"title_canon_sha256":"4a8f6200fbf33208759f7e4e924d1549b695096cb281695a24ee0c0f495f3887","abstract_canon_sha256":"536a10dc05f6e0ea3ea61e0539a97aec3967e90e842d1a3f7e2f5b9a9809a9b1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:34:22.841747Z","signature_b64":"ONFYICEyo0OT+v/2rQ6Fh8WsMR5dkKuc77Zsvqx4JMitmJHLNTp9pyFB73W2czsWwrAsoXuqVdrTA5dFv+07Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6a44f89c9345446945101ec5c0b00565839715b6232647a9b6bc989a2aee23c3","last_reissued_at":"2026-05-18T01:34:22.841078Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:34:22.841078Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Self-Assembled Metamaterial for Lamb Waves","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","cond-mat.soft"],"primary_cat":"cond-mat.mes-hall","authors_text":"Amey Khanolkar, Jennifer Jenks, Maroun Abi Ghanem, Nicholas Boechler, Nicolas Vogel, Samuel Wallen","submitted_at":"2015-05-14T16:09:09Z","abstract_excerpt":"We report the design and characterization of a self-assembled, locally resonant acoustic metamaterial for Lamb waves, composed of a monolayer of $1.02$ $\\mu$m polystyrene microspheres adhered to a $1.3$ $\\mu$m thick free-standing silicon membrane. A laser-induced transient grating technique is used to generate Lamb waves in the metamaterial and measure its acoustic response. The measurements reveal a microsphere contact resonance and the lowest frequency spheroidal microsphere resonance. The measured dispersion curves show hybridization of flexural Lamb waves with the microsphere contact reson"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.03777","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":""},"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":"1505.03777","created_at":"2026-05-18T01:34:22.841191+00:00"},{"alias_kind":"arxiv_version","alias_value":"1505.03777v2","created_at":"2026-05-18T01:34:22.841191+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.03777","created_at":"2026-05-18T01:34:22.841191+00:00"},{"alias_kind":"pith_short_12","alias_value":"NJCPRHETIVCG","created_at":"2026-05-18T12:29:32.376354+00:00"},{"alias_kind":"pith_short_16","alias_value":"NJCPRHETIVCGSRIQ","created_at":"2026-05-18T12:29:32.376354+00:00"},{"alias_kind":"pith_short_8","alias_value":"NJCPRHET","created_at":"2026-05-18T12:29:32.376354+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/NJCPRHETIVCGSRIQD3C4BMAFMW","json":"https://pith.science/pith/NJCPRHETIVCGSRIQD3C4BMAFMW.json","graph_json":"https://pith.science/api/pith-number/NJCPRHETIVCGSRIQD3C4BMAFMW/graph.json","events_json":"https://pith.science/api/pith-number/NJCPRHETIVCGSRIQD3C4BMAFMW/events.json","paper":"https://pith.science/paper/NJCPRHET"},"agent_actions":{"view_html":"https://pith.science/pith/NJCPRHETIVCGSRIQD3C4BMAFMW","download_json":"https://pith.science/pith/NJCPRHETIVCGSRIQD3C4BMAFMW.json","view_paper":"https://pith.science/paper/NJCPRHET","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1505.03777&json=true","fetch_graph":"https://pith.science/api/pith-number/NJCPRHETIVCGSRIQD3C4BMAFMW/graph.json","fetch_events":"https://pith.science/api/pith-number/NJCPRHETIVCGSRIQD3C4BMAFMW/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NJCPRHETIVCGSRIQD3C4BMAFMW/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NJCPRHETIVCGSRIQD3C4BMAFMW/action/storage_attestation","attest_author":"https://pith.science/pith/NJCPRHETIVCGSRIQD3C4BMAFMW/action/author_attestation","sign_citation":"https://pith.science/pith/NJCPRHETIVCGSRIQD3C4BMAFMW/action/citation_signature","submit_replication":"https://pith.science/pith/NJCPRHETIVCGSRIQD3C4BMAFMW/action/replication_record"}},"created_at":"2026-05-18T01:34:22.841191+00:00","updated_at":"2026-05-18T01:34:22.841191+00:00"}