{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:F3KDKKMOODCYE3PEHQD5JOHMP7","short_pith_number":"pith:F3KDKKMO","canonical_record":{"source":{"id":"1405.5395","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-05-21T12:37:36Z","cross_cats_sorted":[],"title_canon_sha256":"5f31c342a07e5b8c250fe6de4dd249b44cabfba6f71175a1971622970e252a5d","abstract_canon_sha256":"edef519a940008ea8cbdff8a7b209346daef4636e30f4e961764b1f5bf6dcdd3"},"schema_version":"1.0"},"canonical_sha256":"2ed435298e70c5826de43c07d4b8ec7fda700e3a18a2821203cfb0716aca373a","source":{"kind":"arxiv","id":"1405.5395","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.5395","created_at":"2026-05-18T02:46:24Z"},{"alias_kind":"arxiv_version","alias_value":"1405.5395v1","created_at":"2026-05-18T02:46:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.5395","created_at":"2026-05-18T02:46:24Z"},{"alias_kind":"pith_short_12","alias_value":"F3KDKKMOODCY","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"F3KDKKMOODCYE3PE","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"F3KDKKMO","created_at":"2026-05-18T12:28:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:F3KDKKMOODCYE3PEHQD5JOHMP7","target":"record","payload":{"canonical_record":{"source":{"id":"1405.5395","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-05-21T12:37:36Z","cross_cats_sorted":[],"title_canon_sha256":"5f31c342a07e5b8c250fe6de4dd249b44cabfba6f71175a1971622970e252a5d","abstract_canon_sha256":"edef519a940008ea8cbdff8a7b209346daef4636e30f4e961764b1f5bf6dcdd3"},"schema_version":"1.0"},"canonical_sha256":"2ed435298e70c5826de43c07d4b8ec7fda700e3a18a2821203cfb0716aca373a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:46:24.232007Z","signature_b64":"OGsPsHiwTfVtnh9qRAT1cqH3oPqgh/VEKXrHSJcdGwxURSvYdtXxzbKnI97u9eC6t1Xu07ZAZSKGsrlnPbiRDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2ed435298e70c5826de43c07d4b8ec7fda700e3a18a2821203cfb0716aca373a","last_reissued_at":"2026-05-18T02:46:24.231542Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:46:24.231542Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1405.5395","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:46:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EFz5iMWVlJ8U7+QdUdtrQfOkaOGBMNP+QXugGC9XNqd2JtHHL7jYoaXrxOJwCx2LRGYtKy1DQwL0s3HS3lSMDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T04:59:26.203978Z"},"content_sha256":"a8a5b8cc0064280ebef01de751cb6291d6e4b8f930cf1fca684a9a0810ad33c1","schema_version":"1.0","event_id":"sha256:a8a5b8cc0064280ebef01de751cb6291d6e4b8f930cf1fca684a9a0810ad33c1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:F3KDKKMOODCYE3PEHQD5JOHMP7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Waveguide-mode interference lithography technique for high contrast subwavelength structures in the visible region","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Hiroyuki Kurosawa, Kanta Kusaka, Kazuyuki Nakayama, Seigo Ohno, Teruya Ishihara, Yozaburo Sakaki, Yuto Moritake","submitted_at":"2014-05-21T12:37:36Z","abstract_excerpt":"We explore possibilities of waveguide-mode interference lithography (WMIL) technique for high contrast subwavelength structures in the visible region. Selecting an appropriate waveguide-mode, we demonstrate high contrast resist mask patterns for the first time. TM1 mode in the waveguide is shown to be useful for providing a three-dimensional structure whose cross section is checkerboard pattern. Applying our WMIL technique, we demonstrate 1D, 2D and 3D subwavelength resist patterns that are widely used for the fabrication of metamteterials in the visible region. In addition to the resist patte"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.5395","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:46:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"k+siVJPd9lx1RzEGOHZfK2ktSbfoI5qtC6raNSjZ3q1GL4h0vUXhyb1iNAQCNbw7mk71+Vqzq7ePqiF/uFM8Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T04:59:26.204370Z"},"content_sha256":"4f03af06e4b6067c4f0fa10e474e1a6ff456349bb45ed2a0fbb942a7ff1cee53","schema_version":"1.0","event_id":"sha256:4f03af06e4b6067c4f0fa10e474e1a6ff456349bb45ed2a0fbb942a7ff1cee53"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/F3KDKKMOODCYE3PEHQD5JOHMP7/bundle.json","state_url":"https://pith.science/pith/F3KDKKMOODCYE3PEHQD5JOHMP7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/F3KDKKMOODCYE3PEHQD5JOHMP7/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-26T04:59:26Z","links":{"resolver":"https://pith.science/pith/F3KDKKMOODCYE3PEHQD5JOHMP7","bundle":"https://pith.science/pith/F3KDKKMOODCYE3PEHQD5JOHMP7/bundle.json","state":"https://pith.science/pith/F3KDKKMOODCYE3PEHQD5JOHMP7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/F3KDKKMOODCYE3PEHQD5JOHMP7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:F3KDKKMOODCYE3PEHQD5JOHMP7","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":"edef519a940008ea8cbdff8a7b209346daef4636e30f4e961764b1f5bf6dcdd3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-05-21T12:37:36Z","title_canon_sha256":"5f31c342a07e5b8c250fe6de4dd249b44cabfba6f71175a1971622970e252a5d"},"schema_version":"1.0","source":{"id":"1405.5395","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.5395","created_at":"2026-05-18T02:46:24Z"},{"alias_kind":"arxiv_version","alias_value":"1405.5395v1","created_at":"2026-05-18T02:46:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.5395","created_at":"2026-05-18T02:46:24Z"},{"alias_kind":"pith_short_12","alias_value":"F3KDKKMOODCY","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"F3KDKKMOODCYE3PE","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"F3KDKKMO","created_at":"2026-05-18T12:28:28Z"}],"graph_snapshots":[{"event_id":"sha256:4f03af06e4b6067c4f0fa10e474e1a6ff456349bb45ed2a0fbb942a7ff1cee53","target":"graph","created_at":"2026-05-18T02:46:24Z","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":"We explore possibilities of waveguide-mode interference lithography (WMIL) technique for high contrast subwavelength structures in the visible region. Selecting an appropriate waveguide-mode, we demonstrate high contrast resist mask patterns for the first time. TM1 mode in the waveguide is shown to be useful for providing a three-dimensional structure whose cross section is checkerboard pattern. Applying our WMIL technique, we demonstrate 1D, 2D and 3D subwavelength resist patterns that are widely used for the fabrication of metamteterials in the visible region. In addition to the resist patte","authors_text":"Hiroyuki Kurosawa, Kanta Kusaka, Kazuyuki Nakayama, Seigo Ohno, Teruya Ishihara, Yozaburo Sakaki, Yuto Moritake","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-05-21T12:37:36Z","title":"Waveguide-mode interference lithography technique for high contrast subwavelength structures in the visible region"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.5395","kind":"arxiv","version":1},"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:a8a5b8cc0064280ebef01de751cb6291d6e4b8f930cf1fca684a9a0810ad33c1","target":"record","created_at":"2026-05-18T02:46:24Z","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":"edef519a940008ea8cbdff8a7b209346daef4636e30f4e961764b1f5bf6dcdd3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-05-21T12:37:36Z","title_canon_sha256":"5f31c342a07e5b8c250fe6de4dd249b44cabfba6f71175a1971622970e252a5d"},"schema_version":"1.0","source":{"id":"1405.5395","kind":"arxiv","version":1}},"canonical_sha256":"2ed435298e70c5826de43c07d4b8ec7fda700e3a18a2821203cfb0716aca373a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2ed435298e70c5826de43c07d4b8ec7fda700e3a18a2821203cfb0716aca373a","first_computed_at":"2026-05-18T02:46:24.231542Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:46:24.231542Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OGsPsHiwTfVtnh9qRAT1cqH3oPqgh/VEKXrHSJcdGwxURSvYdtXxzbKnI97u9eC6t1Xu07ZAZSKGsrlnPbiRDA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:46:24.232007Z","signed_message":"canonical_sha256_bytes"},"source_id":"1405.5395","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a8a5b8cc0064280ebef01de751cb6291d6e4b8f930cf1fca684a9a0810ad33c1","sha256:4f03af06e4b6067c4f0fa10e474e1a6ff456349bb45ed2a0fbb942a7ff1cee53"],"state_sha256":"06ac778460760f230c6b1dc1997aa2eee6d8b7271430ad46de8bd177d8faea83"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+gpoTfOZ02jDuaOgbOQaxVHJk1EO0Si7PYVYqAKplhgrUrW4GXcrBZ+IzuSwIHoiQzIxlauG5CUdDurZv07gBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-26T04:59:26.206831Z","bundle_sha256":"67fc45b36eae3f66e6f5e9a7af287df5e99609a521f76d84dd5adea59a06cbd0"}}