{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:BCSVQ67KWSYU2ZWIAH3MQJBLKD","short_pith_number":"pith:BCSVQ67K","schema_version":"1.0","canonical_sha256":"08a5587beab4b14d66c801f6c8242b50c046600f6ad6bebb3f05a3ac75a70c23","source":{"kind":"arxiv","id":"1902.02688","version":1},"attestation_state":"computed","paper":{"title":"Nanoscale optical and structural characterisation of silk","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"physics.app-ph","authors_text":"Adrian Cernescu, Armandas Balcytis, Arturas Vailionis, Denver P. Linklater, Elena P. Ivanova, Jing-Liang Li, Jitraporn Vongsvivut, Junko Morikawa, Mark J. Tobin, Meguya Ryu, Reo Honda, Saulius Juodkazis, Vygantas Mizeikis","submitted_at":"2019-02-07T15:32:46Z","abstract_excerpt":"Background: Nanoscale composition of silk defining its unique properties via a hierarchical structural anisotropy has to be analysed at the highest spatial resolution of tens-of-nanometers corresponding to the size of fibrils made of b-sheets, which are the crystalline building blocks of silk. Results: Nanoscale optical and structural properties of silk have been measured from 100-nm thick longitudinal slices of silk fibers with ~10 nm resolution, the highest so far. Optical sub-wavelength resolution in hyperspectral mapping of absorbance and molecular orientation were carried out for comparis"},"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":"1902.02688","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2019-02-07T15:32:46Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"4fd52b52c3d223a37ed5748e0dc96f125e76d0a7da9468cf1215689ea5c18d61","abstract_canon_sha256":"bbb17d2d33c894da4f10c6b56d1a7d29aa050bd46da39aaff75395160ef511f3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:54:32.464273Z","signature_b64":"vv+QNz+K8gRwoUHV9GMXuV9XxTL0sTBKskvkVoaZKQY+uneNUPPXcPUQSsxMZZMhw23rfw5ncmLfcyypalvgCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"08a5587beab4b14d66c801f6c8242b50c046600f6ad6bebb3f05a3ac75a70c23","last_reissued_at":"2026-05-17T23:54:32.463714Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:54:32.463714Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Nanoscale optical and structural characterisation of silk","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"physics.app-ph","authors_text":"Adrian Cernescu, Armandas Balcytis, Arturas Vailionis, Denver P. Linklater, Elena P. Ivanova, Jing-Liang Li, Jitraporn Vongsvivut, Junko Morikawa, Mark J. Tobin, Meguya Ryu, Reo Honda, Saulius Juodkazis, Vygantas Mizeikis","submitted_at":"2019-02-07T15:32:46Z","abstract_excerpt":"Background: Nanoscale composition of silk defining its unique properties via a hierarchical structural anisotropy has to be analysed at the highest spatial resolution of tens-of-nanometers corresponding to the size of fibrils made of b-sheets, which are the crystalline building blocks of silk. Results: Nanoscale optical and structural properties of silk have been measured from 100-nm thick longitudinal slices of silk fibers with ~10 nm resolution, the highest so far. Optical sub-wavelength resolution in hyperspectral mapping of absorbance and molecular orientation were carried out for comparis"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.02688","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":"1902.02688","created_at":"2026-05-17T23:54:32.463809+00:00"},{"alias_kind":"arxiv_version","alias_value":"1902.02688v1","created_at":"2026-05-17T23:54:32.463809+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.02688","created_at":"2026-05-17T23:54:32.463809+00:00"},{"alias_kind":"pith_short_12","alias_value":"BCSVQ67KWSYU","created_at":"2026-05-18T12:33:12.712433+00:00"},{"alias_kind":"pith_short_16","alias_value":"BCSVQ67KWSYU2ZWI","created_at":"2026-05-18T12:33:12.712433+00:00"},{"alias_kind":"pith_short_8","alias_value":"BCSVQ67K","created_at":"2026-05-18T12:33:12.712433+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/BCSVQ67KWSYU2ZWIAH3MQJBLKD","json":"https://pith.science/pith/BCSVQ67KWSYU2ZWIAH3MQJBLKD.json","graph_json":"https://pith.science/api/pith-number/BCSVQ67KWSYU2ZWIAH3MQJBLKD/graph.json","events_json":"https://pith.science/api/pith-number/BCSVQ67KWSYU2ZWIAH3MQJBLKD/events.json","paper":"https://pith.science/paper/BCSVQ67K"},"agent_actions":{"view_html":"https://pith.science/pith/BCSVQ67KWSYU2ZWIAH3MQJBLKD","download_json":"https://pith.science/pith/BCSVQ67KWSYU2ZWIAH3MQJBLKD.json","view_paper":"https://pith.science/paper/BCSVQ67K","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1902.02688&json=true","fetch_graph":"https://pith.science/api/pith-number/BCSVQ67KWSYU2ZWIAH3MQJBLKD/graph.json","fetch_events":"https://pith.science/api/pith-number/BCSVQ67KWSYU2ZWIAH3MQJBLKD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/BCSVQ67KWSYU2ZWIAH3MQJBLKD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/BCSVQ67KWSYU2ZWIAH3MQJBLKD/action/storage_attestation","attest_author":"https://pith.science/pith/BCSVQ67KWSYU2ZWIAH3MQJBLKD/action/author_attestation","sign_citation":"https://pith.science/pith/BCSVQ67KWSYU2ZWIAH3MQJBLKD/action/citation_signature","submit_replication":"https://pith.science/pith/BCSVQ67KWSYU2ZWIAH3MQJBLKD/action/replication_record"}},"created_at":"2026-05-17T23:54:32.463809+00:00","updated_at":"2026-05-17T23:54:32.463809+00:00"}