{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:H3LUVZDUXOA7LHVMEWRBPMGYRS","short_pith_number":"pith:H3LUVZDU","canonical_record":{"source":{"id":"1706.00002","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2017-05-31T00:52:31Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"9284e59581cc611e9f3a9c43df6cfb9b0ee79a8736816a2bb245cfca81bf9ebe","abstract_canon_sha256":"032df16ef5393f2cbb3955ad42f0af648f62d0beae1f76c1a6964d40fbb27f02"},"schema_version":"1.0"},"canonical_sha256":"3ed74ae474bb81f59eac25a217b0d88caf3f18f43056b01a8bf73339599e6b4f","source":{"kind":"arxiv","id":"1706.00002","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.00002","created_at":"2026-05-18T00:34:37Z"},{"alias_kind":"arxiv_version","alias_value":"1706.00002v1","created_at":"2026-05-18T00:34:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.00002","created_at":"2026-05-18T00:34:37Z"},{"alias_kind":"pith_short_12","alias_value":"H3LUVZDUXOA7","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_16","alias_value":"H3LUVZDUXOA7LHVM","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_8","alias_value":"H3LUVZDU","created_at":"2026-05-18T12:31:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:H3LUVZDUXOA7LHVMEWRBPMGYRS","target":"record","payload":{"canonical_record":{"source":{"id":"1706.00002","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2017-05-31T00:52:31Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"9284e59581cc611e9f3a9c43df6cfb9b0ee79a8736816a2bb245cfca81bf9ebe","abstract_canon_sha256":"032df16ef5393f2cbb3955ad42f0af648f62d0beae1f76c1a6964d40fbb27f02"},"schema_version":"1.0"},"canonical_sha256":"3ed74ae474bb81f59eac25a217b0d88caf3f18f43056b01a8bf73339599e6b4f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:34:37.108115Z","signature_b64":"d4iJ76dSL8VNSK0ZilYzdG0FAWIAvwrnj5KBiT55SP4eWHtPdNUtA4Uwtxypak4pMPG3eYZb7+ZqZOcnBTWJCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3ed74ae474bb81f59eac25a217b0d88caf3f18f43056b01a8bf73339599e6b4f","last_reissued_at":"2026-05-18T00:34:37.107692Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:34:37.107692Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1706.00002","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":"2026-05-18T00:34:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kOcEwW3m2rDav0+c87Xp3TmrkrFXa1Aj6YFFiBj7Kz87THZMbEgufMatGSPV0orVFwCAA6/rEy+nE05vz7lFAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T05:19:52.508667Z"},"content_sha256":"205e981c70450b449b96dab1a18ffaaadaab8017b0e6a76a32344159fec5e9f7","schema_version":"1.0","event_id":"sha256:205e981c70450b449b96dab1a18ffaaadaab8017b0e6a76a32344159fec5e9f7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:H3LUVZDUXOA7LHVMEWRBPMGYRS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dual-optical-comb spectroscopic ellipsometry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"physics.ins-det","authors_text":"Eiji Hase, Hajime Inaba, Hirotsugu Yamamoto, Kyuki Shibuya, Sho Okubo, Takeo Minamikawa, Takeshi Yasui, Tetsuo Iwata, Yasuhiro Mizutani, Yi-Da Hsieh, Yoshiki Kaneoka","submitted_at":"2017-05-31T00:52:31Z","abstract_excerpt":"Spectroscopic ellipsometry is a means to investigate optical and dielectric material responses. Conventional spectroscopic ellipsometry has trade-offs between spectral accuracy, resolution, and measurement time. Polarization modulation has afforded poor performance due to its sensitivity to mechanical vibrational noise, thermal instability, and polarization wavelength dependency. We equip a spectroscopic ellipsometer with dual-optical-comb spectroscopy, viz. dual-optical-comb spectroscopic ellipsometry (DCSE). The DCSE directly and simultaneously obtains amplitude and phase information with ul"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.00002","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":"2026-05-18T00:34:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JnIgBWVrcR4hlVIycfx+Mtk8kUuBhAuNxgwEy1Bk5EI0B6EHP3JmX2ZClQuuoeg/O/DsKW6x41T330N0QWPCCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T05:19:52.509013Z"},"content_sha256":"89bb184bff7f1a5b722b347973e6b65498960025cb9cfb15d0b24b374cc88cfd","schema_version":"1.0","event_id":"sha256:89bb184bff7f1a5b722b347973e6b65498960025cb9cfb15d0b24b374cc88cfd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/H3LUVZDUXOA7LHVMEWRBPMGYRS/bundle.json","state_url":"https://pith.science/pith/H3LUVZDUXOA7LHVMEWRBPMGYRS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/H3LUVZDUXOA7LHVMEWRBPMGYRS/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":"2026-05-28T05:19:52Z","links":{"resolver":"https://pith.science/pith/H3LUVZDUXOA7LHVMEWRBPMGYRS","bundle":"https://pith.science/pith/H3LUVZDUXOA7LHVMEWRBPMGYRS/bundle.json","state":"https://pith.science/pith/H3LUVZDUXOA7LHVMEWRBPMGYRS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/H3LUVZDUXOA7LHVMEWRBPMGYRS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:H3LUVZDUXOA7LHVMEWRBPMGYRS","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":"032df16ef5393f2cbb3955ad42f0af648f62d0beae1f76c1a6964d40fbb27f02","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2017-05-31T00:52:31Z","title_canon_sha256":"9284e59581cc611e9f3a9c43df6cfb9b0ee79a8736816a2bb245cfca81bf9ebe"},"schema_version":"1.0","source":{"id":"1706.00002","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.00002","created_at":"2026-05-18T00:34:37Z"},{"alias_kind":"arxiv_version","alias_value":"1706.00002v1","created_at":"2026-05-18T00:34:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.00002","created_at":"2026-05-18T00:34:37Z"},{"alias_kind":"pith_short_12","alias_value":"H3LUVZDUXOA7","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_16","alias_value":"H3LUVZDUXOA7LHVM","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_8","alias_value":"H3LUVZDU","created_at":"2026-05-18T12:31:18Z"}],"graph_snapshots":[{"event_id":"sha256:89bb184bff7f1a5b722b347973e6b65498960025cb9cfb15d0b24b374cc88cfd","target":"graph","created_at":"2026-05-18T00:34:37Z","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":"Spectroscopic ellipsometry is a means to investigate optical and dielectric material responses. Conventional spectroscopic ellipsometry has trade-offs between spectral accuracy, resolution, and measurement time. Polarization modulation has afforded poor performance due to its sensitivity to mechanical vibrational noise, thermal instability, and polarization wavelength dependency. We equip a spectroscopic ellipsometer with dual-optical-comb spectroscopy, viz. dual-optical-comb spectroscopic ellipsometry (DCSE). The DCSE directly and simultaneously obtains amplitude and phase information with ul","authors_text":"Eiji Hase, Hajime Inaba, Hirotsugu Yamamoto, Kyuki Shibuya, Sho Okubo, Takeo Minamikawa, Takeshi Yasui, Tetsuo Iwata, Yasuhiro Mizutani, Yi-Da Hsieh, Yoshiki Kaneoka","cross_cats":["physics.optics"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2017-05-31T00:52:31Z","title":"Dual-optical-comb spectroscopic ellipsometry"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.00002","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":"sha256:205e981c70450b449b96dab1a18ffaaadaab8017b0e6a76a32344159fec5e9f7","target":"record","created_at":"2026-05-18T00:34:37Z","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":"032df16ef5393f2cbb3955ad42f0af648f62d0beae1f76c1a6964d40fbb27f02","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2017-05-31T00:52:31Z","title_canon_sha256":"9284e59581cc611e9f3a9c43df6cfb9b0ee79a8736816a2bb245cfca81bf9ebe"},"schema_version":"1.0","source":{"id":"1706.00002","kind":"arxiv","version":1}},"canonical_sha256":"3ed74ae474bb81f59eac25a217b0d88caf3f18f43056b01a8bf73339599e6b4f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3ed74ae474bb81f59eac25a217b0d88caf3f18f43056b01a8bf73339599e6b4f","first_computed_at":"2026-05-18T00:34:37.107692Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:34:37.107692Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"d4iJ76dSL8VNSK0ZilYzdG0FAWIAvwrnj5KBiT55SP4eWHtPdNUtA4Uwtxypak4pMPG3eYZb7+ZqZOcnBTWJCg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:34:37.108115Z","signed_message":"canonical_sha256_bytes"},"source_id":"1706.00002","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:205e981c70450b449b96dab1a18ffaaadaab8017b0e6a76a32344159fec5e9f7","sha256:89bb184bff7f1a5b722b347973e6b65498960025cb9cfb15d0b24b374cc88cfd"],"state_sha256":"0651f26cffd2fd7c432073dcf47ffbc70354c8557dbb20dd838d37799bc8853c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WPtKASuLbg12uPxEKK/UK8kZviVai/8vjxDrddK7i6rBasAEQQfT2ba+HYfSC4cngYJyOfbjFxvje82AeIenBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T05:19:52.510958Z","bundle_sha256":"a579b8e43eece468c979c9881cf3f6afd5d19c12502dc08635e518ff53dd4b38"}}