{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:VRYYGLSNCF3ZRGSZHN7QGDXZ5R","short_pith_number":"pith:VRYYGLSN","schema_version":"1.0","canonical_sha256":"ac71832e4d1177989a593b7f030ef9ec62c932810cd594bcecc22016a1c369e4","source":{"kind":"arxiv","id":"2409.01831","version":2},"attestation_state":"computed","paper":{"title":"Harnessing the natural resonances of time-varying dispersive interfaces","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.optics","authors_text":"Alessandra Contestabile, Carlo Rizza, Giuseppe Castaldi, Maria Antonietta Vincenti, Michael Scalora, Vincenzo Galdi","submitted_at":"2024-09-03T12:24:56Z","abstract_excerpt":"Space-time modulation of electromagnetic parameters offers novel exciting possibilities for advanced field manipulations. In this study, we explore wave scattering from a time-varying interface characterized by a Lorentz-type dispersion with a step-like temporal variation in its parameters. Our findings reveal a new process: an unconventional frequency generation at the natural resonances of the system. Remarkably, this phenomenon enables the coupling of propagating waves to evanescent ones, allowing the direct far-field excitation of surface-wave modes without the mediation of spatial grating"},"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":"2409.01831","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2024-09-03T12:24:56Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"38ecdfc6fca28c34ee0a08cfa55b1168c506b0e67b8edbf83d28a15a753b6c56","abstract_canon_sha256":"db529e3f8c64f00078880f02357b3fbaa739495b5bbd08c2635b0fc970936784"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:02:51.387028Z","signature_b64":"leqKhOkKR5ggPLGxP4I6Aq3cy+jfjG6ip1V+dstHjKg3e0eCpTQGDx4s+FpiWSGuuyjMVWR008ZRA4YOOe+aAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ac71832e4d1177989a593b7f030ef9ec62c932810cd594bcecc22016a1c369e4","last_reissued_at":"2026-07-05T10:02:51.386537Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:02:51.386537Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Harnessing the natural resonances of time-varying dispersive interfaces","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.optics","authors_text":"Alessandra Contestabile, Carlo Rizza, Giuseppe Castaldi, Maria Antonietta Vincenti, Michael Scalora, Vincenzo Galdi","submitted_at":"2024-09-03T12:24:56Z","abstract_excerpt":"Space-time modulation of electromagnetic parameters offers novel exciting possibilities for advanced field manipulations. In this study, we explore wave scattering from a time-varying interface characterized by a Lorentz-type dispersion with a step-like temporal variation in its parameters. Our findings reveal a new process: an unconventional frequency generation at the natural resonances of the system. Remarkably, this phenomenon enables the coupling of propagating waves to evanescent ones, allowing the direct far-field excitation of surface-wave modes without the mediation of spatial grating"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.01831","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/2409.01831/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":"2409.01831","created_at":"2026-07-05T10:02:51.386594+00:00"},{"alias_kind":"arxiv_version","alias_value":"2409.01831v2","created_at":"2026-07-05T10:02:51.386594+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.01831","created_at":"2026-07-05T10:02:51.386594+00:00"},{"alias_kind":"pith_short_12","alias_value":"VRYYGLSNCF3Z","created_at":"2026-07-05T10:02:51.386594+00:00"},{"alias_kind":"pith_short_16","alias_value":"VRYYGLSNCF3ZRGSZ","created_at":"2026-07-05T10:02:51.386594+00:00"},{"alias_kind":"pith_short_8","alias_value":"VRYYGLSN","created_at":"2026-07-05T10:02:51.386594+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/VRYYGLSNCF3ZRGSZHN7QGDXZ5R","json":"https://pith.science/pith/VRYYGLSNCF3ZRGSZHN7QGDXZ5R.json","graph_json":"https://pith.science/api/pith-number/VRYYGLSNCF3ZRGSZHN7QGDXZ5R/graph.json","events_json":"https://pith.science/api/pith-number/VRYYGLSNCF3ZRGSZHN7QGDXZ5R/events.json","paper":"https://pith.science/paper/VRYYGLSN"},"agent_actions":{"view_html":"https://pith.science/pith/VRYYGLSNCF3ZRGSZHN7QGDXZ5R","download_json":"https://pith.science/pith/VRYYGLSNCF3ZRGSZHN7QGDXZ5R.json","view_paper":"https://pith.science/paper/VRYYGLSN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2409.01831&json=true","fetch_graph":"https://pith.science/api/pith-number/VRYYGLSNCF3ZRGSZHN7QGDXZ5R/graph.json","fetch_events":"https://pith.science/api/pith-number/VRYYGLSNCF3ZRGSZHN7QGDXZ5R/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VRYYGLSNCF3ZRGSZHN7QGDXZ5R/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VRYYGLSNCF3ZRGSZHN7QGDXZ5R/action/storage_attestation","attest_author":"https://pith.science/pith/VRYYGLSNCF3ZRGSZHN7QGDXZ5R/action/author_attestation","sign_citation":"https://pith.science/pith/VRYYGLSNCF3ZRGSZHN7QGDXZ5R/action/citation_signature","submit_replication":"https://pith.science/pith/VRYYGLSNCF3ZRGSZHN7QGDXZ5R/action/replication_record"}},"created_at":"2026-07-05T10:02:51.386594+00:00","updated_at":"2026-07-05T10:02:51.386594+00:00"}