{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:VUJ4AO7VSZLXYWYNIDHHXTTQHL","short_pith_number":"pith:VUJ4AO7V","canonical_record":{"source":{"id":"2312.02609","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.app-ph","submitted_at":"2023-12-05T09:36:45Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"95315f2955a205ae377b58eb3b34ed6697acc3c96c56092a2c0167d7e82d47de","abstract_canon_sha256":"8436212d37c9d76a875427115497a9cf4ec729f82ec9de2ed45c8d84e6a1b6bc"},"schema_version":"1.0"},"canonical_sha256":"ad13c03bf596577c5b0d40ce7bce703ae13d73d1b1d3d8f1546cd35120bb4209","source":{"kind":"arxiv","id":"2312.02609","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2312.02609","created_at":"2026-07-05T07:20:20Z"},{"alias_kind":"arxiv_version","alias_value":"2312.02609v1","created_at":"2026-07-05T07:20:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.02609","created_at":"2026-07-05T07:20:20Z"},{"alias_kind":"pith_short_12","alias_value":"VUJ4AO7VSZLX","created_at":"2026-07-05T07:20:20Z"},{"alias_kind":"pith_short_16","alias_value":"VUJ4AO7VSZLXYWYN","created_at":"2026-07-05T07:20:20Z"},{"alias_kind":"pith_short_8","alias_value":"VUJ4AO7V","created_at":"2026-07-05T07:20:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:VUJ4AO7VSZLXYWYNIDHHXTTQHL","target":"record","payload":{"canonical_record":{"source":{"id":"2312.02609","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.app-ph","submitted_at":"2023-12-05T09:36:45Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"95315f2955a205ae377b58eb3b34ed6697acc3c96c56092a2c0167d7e82d47de","abstract_canon_sha256":"8436212d37c9d76a875427115497a9cf4ec729f82ec9de2ed45c8d84e6a1b6bc"},"schema_version":"1.0"},"canonical_sha256":"ad13c03bf596577c5b0d40ce7bce703ae13d73d1b1d3d8f1546cd35120bb4209","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:20:20.585993Z","signature_b64":"DiQsBkWAs5oGB5LQV3sSO42Ak+V6ZisSFbaUzNkIHt/N70OjBqf6stY2Uh/ECPQSl6tDVhLx9LJkLiujt3pmAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ad13c03bf596577c5b0d40ce7bce703ae13d73d1b1d3d8f1546cd35120bb4209","last_reissued_at":"2026-07-05T07:20:20.585393Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:20:20.585393Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2312.02609","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":"2026-07-05T07:20:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BchDD2TZjObXLrweo3qHE5jSCMvidjvmJm9mbbU4jDhFoSc7sDjnsE8XlHgrWY+sO14pkDyuJcF9nlb60x7cDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T12:04:44.210839Z"},"content_sha256":"4d8c65c8defd9ea44e4353650dbbc2916a0ab22ef83d741ad0430bc922c5f9d1","schema_version":"1.0","event_id":"sha256:4d8c65c8defd9ea44e4353650dbbc2916a0ab22ef83d741ad0430bc922c5f9d1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:VUJ4AO7VSZLXYWYNIDHHXTTQHL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Nanoporous Metals: From Plasmonic Properties to Applications in Enhanced Spectroscopy and Photocatalysis","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"physics.app-ph","authors_text":"A. Ali Yanik, Alemayehu Nana Koya, Alessandro Alabastri, Denis Garoli, Nareg Ohannesian, Remo Proietti Zaccaria, Roman Krahne, Wei-Chuan Shih, Xiangchao Zhu","submitted_at":"2023-12-05T09:36:45Z","abstract_excerpt":"The field of plasmonics is capable of enabling interesting applications in the different wavelength ranges, spanning from the ultraviolet up to the infrared. The choice of plasmonic material and how the material is nanostructured have significant implications for ultimate performance of any plasmonic device. Artificially designed nanoporous metals have interesting material properties including large specific surface area, distinctive optical properties, high electrical conductivity, and reduced stiffness, implying their potentials for many applications. This manuscript reviews the wide range o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.02609","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2312.02609/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T07:20:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hpvx4aNwJErkfPi+o2ZRGmzqiotMbywzRcJy5AgeHkpO3KNDU29u8YLCi0rovD8G44UbnMWLN/zjeCkNaF7WDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T12:04:44.211824Z"},"content_sha256":"2efb07f056b47f263ebce7923d4da12cee265bf8aa2d18f95f97de276ad51e2f","schema_version":"1.0","event_id":"sha256:2efb07f056b47f263ebce7923d4da12cee265bf8aa2d18f95f97de276ad51e2f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VUJ4AO7VSZLXYWYNIDHHXTTQHL/bundle.json","state_url":"https://pith.science/pith/VUJ4AO7VSZLXYWYNIDHHXTTQHL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VUJ4AO7VSZLXYWYNIDHHXTTQHL/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":"2026-08-13T12:04:44Z","links":{"resolver":"https://pith.science/pith/VUJ4AO7VSZLXYWYNIDHHXTTQHL","bundle":"https://pith.science/pith/VUJ4AO7VSZLXYWYNIDHHXTTQHL/bundle.json","state":"https://pith.science/pith/VUJ4AO7VSZLXYWYNIDHHXTTQHL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VUJ4AO7VSZLXYWYNIDHHXTTQHL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:VUJ4AO7VSZLXYWYNIDHHXTTQHL","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":"8436212d37c9d76a875427115497a9cf4ec729f82ec9de2ed45c8d84e6a1b6bc","cross_cats_sorted":["physics.optics"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.app-ph","submitted_at":"2023-12-05T09:36:45Z","title_canon_sha256":"95315f2955a205ae377b58eb3b34ed6697acc3c96c56092a2c0167d7e82d47de"},"schema_version":"1.0","source":{"id":"2312.02609","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2312.02609","created_at":"2026-07-05T07:20:20Z"},{"alias_kind":"arxiv_version","alias_value":"2312.02609v1","created_at":"2026-07-05T07:20:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.02609","created_at":"2026-07-05T07:20:20Z"},{"alias_kind":"pith_short_12","alias_value":"VUJ4AO7VSZLX","created_at":"2026-07-05T07:20:20Z"},{"alias_kind":"pith_short_16","alias_value":"VUJ4AO7VSZLXYWYN","created_at":"2026-07-05T07:20:20Z"},{"alias_kind":"pith_short_8","alias_value":"VUJ4AO7V","created_at":"2026-07-05T07:20:20Z"}],"graph_snapshots":[{"event_id":"sha256:2efb07f056b47f263ebce7923d4da12cee265bf8aa2d18f95f97de276ad51e2f","target":"graph","created_at":"2026-07-05T07:20:20Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2312.02609/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The field of plasmonics is capable of enabling interesting applications in the different wavelength ranges, spanning from the ultraviolet up to the infrared. The choice of plasmonic material and how the material is nanostructured have significant implications for ultimate performance of any plasmonic device. Artificially designed nanoporous metals have interesting material properties including large specific surface area, distinctive optical properties, high electrical conductivity, and reduced stiffness, implying their potentials for many applications. This manuscript reviews the wide range o","authors_text":"A. Ali Yanik, Alemayehu Nana Koya, Alessandro Alabastri, Denis Garoli, Nareg Ohannesian, Remo Proietti Zaccaria, Roman Krahne, Wei-Chuan Shih, Xiangchao Zhu","cross_cats":["physics.optics"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.app-ph","submitted_at":"2023-12-05T09:36:45Z","title":"Nanoporous Metals: From Plasmonic Properties to Applications in Enhanced Spectroscopy and Photocatalysis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.02609","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":"sha256:4d8c65c8defd9ea44e4353650dbbc2916a0ab22ef83d741ad0430bc922c5f9d1","target":"record","created_at":"2026-07-05T07:20:20Z","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":"8436212d37c9d76a875427115497a9cf4ec729f82ec9de2ed45c8d84e6a1b6bc","cross_cats_sorted":["physics.optics"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.app-ph","submitted_at":"2023-12-05T09:36:45Z","title_canon_sha256":"95315f2955a205ae377b58eb3b34ed6697acc3c96c56092a2c0167d7e82d47de"},"schema_version":"1.0","source":{"id":"2312.02609","kind":"arxiv","version":1}},"canonical_sha256":"ad13c03bf596577c5b0d40ce7bce703ae13d73d1b1d3d8f1546cd35120bb4209","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ad13c03bf596577c5b0d40ce7bce703ae13d73d1b1d3d8f1546cd35120bb4209","first_computed_at":"2026-07-05T07:20:20.585393Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:20:20.585393Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DiQsBkWAs5oGB5LQV3sSO42Ak+V6ZisSFbaUzNkIHt/N70OjBqf6stY2Uh/ECPQSl6tDVhLx9LJkLiujt3pmAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T07:20:20.585993Z","signed_message":"canonical_sha256_bytes"},"source_id":"2312.02609","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4d8c65c8defd9ea44e4353650dbbc2916a0ab22ef83d741ad0430bc922c5f9d1","sha256:2efb07f056b47f263ebce7923d4da12cee265bf8aa2d18f95f97de276ad51e2f"],"state_sha256":"3ff0ce145b74d62fc035da18b3c92f95f2fce4ecac707d90945da4b068e0004b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bbVJsje/iZWRLmhLA8uGvKXAaC9+en4h3c6t/wVw2s5DKQRW6Nk+BeIul1PDvmj5y1dXTfGvbaH5X2mmCocLBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T12:04:44.282416Z","bundle_sha256":"53328efd3d96b111568687e1b50779309779b0c29ebe8512cdf638723d62d23d"}}