{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:IGGA6E335QHKHUUS7OARWBSQ2W","short_pith_number":"pith:IGGA6E33","schema_version":"1.0","canonical_sha256":"418c0f137bec0ea3d292fb811b0650d5859dda2b7622a39cc3bfa0e6877a9362","source":{"kind":"arxiv","id":"0912.4288","version":1},"attestation_state":"computed","paper":{"title":"Phase-change chalcogenide glass metamaterial","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"C. C. Huang, D. W. Hewak, E. di Fabrizio, F. De Angelis, K. F. MacDonald, K. Knight, N. I. Zheludev, Z. L. Samson","submitted_at":"2009-12-21T23:13:18Z","abstract_excerpt":"Combining metamaterials with functional media brings a new dimension to their performance. Here we demonstrate substantial resonance frequency tuning in a photonic metamaterial hybridized with an electrically/optically switchable chalcogenide glass. The transition between amorphous and crystalline forms brings about a 10% shift in the near-infrared resonance wavelength of an asymmetric split-ring array, providing transmission modulation functionality with a contrast ratio of 4:1 in a device of sub-wavelength thickness."},"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":"0912.4288","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2009-12-21T23:13:18Z","cross_cats_sorted":[],"title_canon_sha256":"e45f8e371cf1c2b838d05afa65346899be41729e50c1a4fe73d3eb969c3bd04f","abstract_canon_sha256":"eb8aea23bace47b5f2489fc76fa4b403d9fb2c8276df500bea0228acfcdc701d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:41:34.929838Z","signature_b64":"P7ltsAw08U1pOMOiBvoaO86qH+Duk/xs0yqrnLPwgpxlGfG/CSw7u+4rc61pNkViOKjrPewk6Y8tzUbGnBiMDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"418c0f137bec0ea3d292fb811b0650d5859dda2b7622a39cc3bfa0e6877a9362","last_reissued_at":"2026-05-18T04:41:34.929401Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:41:34.929401Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Phase-change chalcogenide glass metamaterial","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"C. C. Huang, D. W. Hewak, E. di Fabrizio, F. De Angelis, K. F. MacDonald, K. Knight, N. I. Zheludev, Z. L. Samson","submitted_at":"2009-12-21T23:13:18Z","abstract_excerpt":"Combining metamaterials with functional media brings a new dimension to their performance. Here we demonstrate substantial resonance frequency tuning in a photonic metamaterial hybridized with an electrically/optically switchable chalcogenide glass. The transition between amorphous and crystalline forms brings about a 10% shift in the near-infrared resonance wavelength of an asymmetric split-ring array, providing transmission modulation functionality with a contrast ratio of 4:1 in a device of sub-wavelength thickness."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0912.4288","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":"0912.4288","created_at":"2026-05-18T04:41:34.929464+00:00"},{"alias_kind":"arxiv_version","alias_value":"0912.4288v1","created_at":"2026-05-18T04:41:34.929464+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0912.4288","created_at":"2026-05-18T04:41:34.929464+00:00"},{"alias_kind":"pith_short_12","alias_value":"IGGA6E335QHK","created_at":"2026-05-18T12:26:00.592388+00:00"},{"alias_kind":"pith_short_16","alias_value":"IGGA6E335QHKHUUS","created_at":"2026-05-18T12:26:00.592388+00:00"},{"alias_kind":"pith_short_8","alias_value":"IGGA6E33","created_at":"2026-05-18T12:26:00.592388+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/IGGA6E335QHKHUUS7OARWBSQ2W","json":"https://pith.science/pith/IGGA6E335QHKHUUS7OARWBSQ2W.json","graph_json":"https://pith.science/api/pith-number/IGGA6E335QHKHUUS7OARWBSQ2W/graph.json","events_json":"https://pith.science/api/pith-number/IGGA6E335QHKHUUS7OARWBSQ2W/events.json","paper":"https://pith.science/paper/IGGA6E33"},"agent_actions":{"view_html":"https://pith.science/pith/IGGA6E335QHKHUUS7OARWBSQ2W","download_json":"https://pith.science/pith/IGGA6E335QHKHUUS7OARWBSQ2W.json","view_paper":"https://pith.science/paper/IGGA6E33","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0912.4288&json=true","fetch_graph":"https://pith.science/api/pith-number/IGGA6E335QHKHUUS7OARWBSQ2W/graph.json","fetch_events":"https://pith.science/api/pith-number/IGGA6E335QHKHUUS7OARWBSQ2W/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IGGA6E335QHKHUUS7OARWBSQ2W/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IGGA6E335QHKHUUS7OARWBSQ2W/action/storage_attestation","attest_author":"https://pith.science/pith/IGGA6E335QHKHUUS7OARWBSQ2W/action/author_attestation","sign_citation":"https://pith.science/pith/IGGA6E335QHKHUUS7OARWBSQ2W/action/citation_signature","submit_replication":"https://pith.science/pith/IGGA6E335QHKHUUS7OARWBSQ2W/action/replication_record"}},"created_at":"2026-05-18T04:41:34.929464+00:00","updated_at":"2026-05-18T04:41:34.929464+00:00"}