{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:GYPWA2CIELYD6P246PIQ423YHD","short_pith_number":"pith:GYPWA2CI","schema_version":"1.0","canonical_sha256":"361f60684822f03f3f5cf3d10e6b7838cd26f24e224c1113530143b31e229fac","source":{"kind":"arxiv","id":"1209.3400","version":1},"attestation_state":"computed","paper":{"title":"Planar Metamaterial with Toroidal Moment","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.optics","authors_text":"Costas M. Soukoulis, Hong Chen, Hongqiang Li, Yuancheng Fan, Zeyong Wei","submitted_at":"2012-09-15T12:47:38Z","abstract_excerpt":"We observe toroidal response from a planar metamaterial comprised of asymmetric split ring resonators (ASRRs). It is showed that a toroidal-molecule can be constructed through rational arrangement of planar ASRRs as meta-atoms via manipulating structural symmetry of the meta-atoms. Field maps clearly indicate that the toroidal resonance paves new electromagnetic confinement style in a subwavelength scale. Planar scheme of manipulating the coupling among the ASRRs may stimulate research in optical region involving toroidal multipoles. Toroidal geometry together with the Fano resonance made high"},"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":"1209.3400","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2012-09-15T12:47:38Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"fa060887d1666e43f0e8c9b3be52cb65d0d63ef7eee66ba0bcc46619bee29e98","abstract_canon_sha256":"40787a8ac3b2df834d63d6ad5b5e4ed2a9dd7a113d550a1ef2580abf3ef224a1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:45:31.072485Z","signature_b64":"ZEsIH+90Zcr6EriKjysCQJBfX6FVMOxVBmd6iauoo81bQyQ+s0806xqOhogi5PRWyd3+J2/+ynoWjoS98FBgAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"361f60684822f03f3f5cf3d10e6b7838cd26f24e224c1113530143b31e229fac","last_reissued_at":"2026-05-18T03:45:31.072056Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:45:31.072056Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Planar Metamaterial with Toroidal Moment","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.optics","authors_text":"Costas M. Soukoulis, Hong Chen, Hongqiang Li, Yuancheng Fan, Zeyong Wei","submitted_at":"2012-09-15T12:47:38Z","abstract_excerpt":"We observe toroidal response from a planar metamaterial comprised of asymmetric split ring resonators (ASRRs). It is showed that a toroidal-molecule can be constructed through rational arrangement of planar ASRRs as meta-atoms via manipulating structural symmetry of the meta-atoms. Field maps clearly indicate that the toroidal resonance paves new electromagnetic confinement style in a subwavelength scale. Planar scheme of manipulating the coupling among the ASRRs may stimulate research in optical region involving toroidal multipoles. Toroidal geometry together with the Fano resonance made high"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.3400","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":"1209.3400","created_at":"2026-05-18T03:45:31.072120+00:00"},{"alias_kind":"arxiv_version","alias_value":"1209.3400v1","created_at":"2026-05-18T03:45:31.072120+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.3400","created_at":"2026-05-18T03:45:31.072120+00:00"},{"alias_kind":"pith_short_12","alias_value":"GYPWA2CIELYD","created_at":"2026-05-18T12:27:06.952714+00:00"},{"alias_kind":"pith_short_16","alias_value":"GYPWA2CIELYD6P24","created_at":"2026-05-18T12:27:06.952714+00:00"},{"alias_kind":"pith_short_8","alias_value":"GYPWA2CI","created_at":"2026-05-18T12:27:06.952714+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/GYPWA2CIELYD6P246PIQ423YHD","json":"https://pith.science/pith/GYPWA2CIELYD6P246PIQ423YHD.json","graph_json":"https://pith.science/api/pith-number/GYPWA2CIELYD6P246PIQ423YHD/graph.json","events_json":"https://pith.science/api/pith-number/GYPWA2CIELYD6P246PIQ423YHD/events.json","paper":"https://pith.science/paper/GYPWA2CI"},"agent_actions":{"view_html":"https://pith.science/pith/GYPWA2CIELYD6P246PIQ423YHD","download_json":"https://pith.science/pith/GYPWA2CIELYD6P246PIQ423YHD.json","view_paper":"https://pith.science/paper/GYPWA2CI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1209.3400&json=true","fetch_graph":"https://pith.science/api/pith-number/GYPWA2CIELYD6P246PIQ423YHD/graph.json","fetch_events":"https://pith.science/api/pith-number/GYPWA2CIELYD6P246PIQ423YHD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GYPWA2CIELYD6P246PIQ423YHD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GYPWA2CIELYD6P246PIQ423YHD/action/storage_attestation","attest_author":"https://pith.science/pith/GYPWA2CIELYD6P246PIQ423YHD/action/author_attestation","sign_citation":"https://pith.science/pith/GYPWA2CIELYD6P246PIQ423YHD/action/citation_signature","submit_replication":"https://pith.science/pith/GYPWA2CIELYD6P246PIQ423YHD/action/replication_record"}},"created_at":"2026-05-18T03:45:31.072120+00:00","updated_at":"2026-05-18T03:45:31.072120+00:00"}