{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:PVPYZBOYNK75C6XFWXY5JHYW2Q","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"19b5f6a583c5598aabafbc9a2bccb38b1af032effb7dd4bd87ffba9998446019","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"physics.optics","submitted_at":"2012-02-11T21:48:00Z","title_canon_sha256":"0c0a722b0045c16ba7ea35c796ba948086499810eb1f4e65478f0b92b2d331ce"},"schema_version":"1.0","source":{"id":"1202.2478","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1202.2478","created_at":"2026-05-18T03:51:58Z"},{"alias_kind":"arxiv_version","alias_value":"1202.2478v3","created_at":"2026-05-18T03:51:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1202.2478","created_at":"2026-05-18T03:51:58Z"},{"alias_kind":"pith_short_12","alias_value":"PVPYZBOYNK75","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_16","alias_value":"PVPYZBOYNK75C6XF","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_8","alias_value":"PVPYZBOY","created_at":"2026-05-18T12:27:18Z"}],"graph_snapshots":[{"event_id":"sha256:8a7880aa53d7fb5d297490141a3ac0ab9ce5b14cb8f2ea4450ee1ba1d8f008d3","target":"graph","created_at":"2026-05-18T03:51:58Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"Propagating two-dimensional plasmon modes guided by elliptical cross section silver nanoridges are investigated in this paper. Mode field profiles, dispersion curves, propagation distances, and figure-of-merits of the plasmon ridge modes are calculated for various elliptical cross sections. It is found that an elliptical cross section metal nanoridge, if designed properly, can support a well-confined plasmon mode with a longer propagation distance and a higher figure-of-merit than the flat-top nanoridge plasmon waveguide of the same width. The optimal ridge waveguide cross section is obtained ","authors_text":"Junpeng Guo, Richard Soref, Walter Buchwald, Zeyu Pan","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"physics.optics","submitted_at":"2012-02-11T21:48:00Z","title":"Guided Plasmon Modes of Elliptical Cross Section Silver Nanoridges"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1202.2478","kind":"arxiv","version":3},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:4eed9b4cec387aa450d4731de6491c4338d5bb72e859f68cbeb5a9ffaab3effe","target":"record","created_at":"2026-05-18T03:51:58Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"19b5f6a583c5598aabafbc9a2bccb38b1af032effb7dd4bd87ffba9998446019","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"physics.optics","submitted_at":"2012-02-11T21:48:00Z","title_canon_sha256":"0c0a722b0045c16ba7ea35c796ba948086499810eb1f4e65478f0b92b2d331ce"},"schema_version":"1.0","source":{"id":"1202.2478","kind":"arxiv","version":3}},"canonical_sha256":"7d5f8c85d86abfd17ae5b5f1d49f16d41ef1f62bc184068bf8cb72e667474284","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7d5f8c85d86abfd17ae5b5f1d49f16d41ef1f62bc184068bf8cb72e667474284","first_computed_at":"2026-05-18T03:51:58.254566Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:51:58.254566Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FbAoY2kNIcA7cbTVsMVMLtK9KNFojwsjrLM55EmzIPFYUGOKKdlypqB98p0MLxUYA5boS0XZbbd/CfC4zZGNAA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:51:58.255655Z","signed_message":"canonical_sha256_bytes"},"source_id":"1202.2478","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4eed9b4cec387aa450d4731de6491c4338d5bb72e859f68cbeb5a9ffaab3effe","sha256:8a7880aa53d7fb5d297490141a3ac0ab9ce5b14cb8f2ea4450ee1ba1d8f008d3"],"state_sha256":"8210cbd5cdb47f210c9c88b10c2b662db8f827d5a14814d7992a3a9ffafb0df9"}