{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:WTJH35L75FKCC7RO64SAFZJXEZ","short_pith_number":"pith:WTJH35L7","schema_version":"1.0","canonical_sha256":"b4d27df57fe954217e2ef72402e537265d819ba168e5689e76141a1d8f473964","source":{"kind":"arxiv","id":"1702.00004","version":1},"attestation_state":"computed","paper":{"title":"Localised surface plasmon resonance spectroscopy: naked nanoparticle sensing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"physics.ins-det","authors_text":"D. C. Koutsogeorgis, J. L. Spear, N. Kalfagiannis, N. Pliatsikas, P. Patsalas","submitted_at":"2017-01-31T13:05:02Z","abstract_excerpt":"We present a simplified yet sophisticated variation to localised surface plasmon resonance spectroscopy, which makes use of naked or non-functionalised, nanoparticle templates. These nanoparticle templates, produced with a rapid and scalable process, namely laser annealing, were used as a highly sensitive surface sensor to monitor the adsorption of both metallic lead and a lead salt from aqueous solutions, showing a measurable optical response due to a surface abundance of lead as low as 100 ppm from 0.3 ml of Pb2SO4 solutions, with concentrations less than 20 ppm. This proposed method enables"},"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":"1702.00004","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2017-01-31T13:05:02Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"c64aa2f228decee70ee4f4579ebda83312d9a89751ee9454a161fd6be1bc883c","abstract_canon_sha256":"a45b9acf234ac2e67e362002b9c8dc06ffaa011160eb8b93f237ce2c7ac81926"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:51:35.392349Z","signature_b64":"W+HfbfAgytSU3Zg999IQKlgGTW+ew0bMLwnS2LIU3I2JyWTd+7YUH8qHHcZI+8J9ZcGrYgrreC+qukh+5yW8BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b4d27df57fe954217e2ef72402e537265d819ba168e5689e76141a1d8f473964","last_reissued_at":"2026-05-18T00:51:35.391939Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:51:35.391939Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Localised surface plasmon resonance spectroscopy: naked nanoparticle sensing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"physics.ins-det","authors_text":"D. C. Koutsogeorgis, J. L. Spear, N. Kalfagiannis, N. Pliatsikas, P. Patsalas","submitted_at":"2017-01-31T13:05:02Z","abstract_excerpt":"We present a simplified yet sophisticated variation to localised surface plasmon resonance spectroscopy, which makes use of naked or non-functionalised, nanoparticle templates. These nanoparticle templates, produced with a rapid and scalable process, namely laser annealing, were used as a highly sensitive surface sensor to monitor the adsorption of both metallic lead and a lead salt from aqueous solutions, showing a measurable optical response due to a surface abundance of lead as low as 100 ppm from 0.3 ml of Pb2SO4 solutions, with concentrations less than 20 ppm. This proposed method enables"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.00004","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":"1702.00004","created_at":"2026-05-18T00:51:35.392002+00:00"},{"alias_kind":"arxiv_version","alias_value":"1702.00004v1","created_at":"2026-05-18T00:51:35.392002+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.00004","created_at":"2026-05-18T00:51:35.392002+00:00"},{"alias_kind":"pith_short_12","alias_value":"WTJH35L75FKC","created_at":"2026-05-18T12:31:53.515858+00:00"},{"alias_kind":"pith_short_16","alias_value":"WTJH35L75FKCC7RO","created_at":"2026-05-18T12:31:53.515858+00:00"},{"alias_kind":"pith_short_8","alias_value":"WTJH35L7","created_at":"2026-05-18T12:31:53.515858+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/WTJH35L75FKCC7RO64SAFZJXEZ","json":"https://pith.science/pith/WTJH35L75FKCC7RO64SAFZJXEZ.json","graph_json":"https://pith.science/api/pith-number/WTJH35L75FKCC7RO64SAFZJXEZ/graph.json","events_json":"https://pith.science/api/pith-number/WTJH35L75FKCC7RO64SAFZJXEZ/events.json","paper":"https://pith.science/paper/WTJH35L7"},"agent_actions":{"view_html":"https://pith.science/pith/WTJH35L75FKCC7RO64SAFZJXEZ","download_json":"https://pith.science/pith/WTJH35L75FKCC7RO64SAFZJXEZ.json","view_paper":"https://pith.science/paper/WTJH35L7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1702.00004&json=true","fetch_graph":"https://pith.science/api/pith-number/WTJH35L75FKCC7RO64SAFZJXEZ/graph.json","fetch_events":"https://pith.science/api/pith-number/WTJH35L75FKCC7RO64SAFZJXEZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WTJH35L75FKCC7RO64SAFZJXEZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WTJH35L75FKCC7RO64SAFZJXEZ/action/storage_attestation","attest_author":"https://pith.science/pith/WTJH35L75FKCC7RO64SAFZJXEZ/action/author_attestation","sign_citation":"https://pith.science/pith/WTJH35L75FKCC7RO64SAFZJXEZ/action/citation_signature","submit_replication":"https://pith.science/pith/WTJH35L75FKCC7RO64SAFZJXEZ/action/replication_record"}},"created_at":"2026-05-18T00:51:35.392002+00:00","updated_at":"2026-05-18T00:51:35.392002+00:00"}