{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:BY5QMW7SYYOW2VIP2JY5437GNC","short_pith_number":"pith:BY5QMW7S","schema_version":"1.0","canonical_sha256":"0e3b065bf2c61d6d550fd271de6fe668b200b6f75f991b5ece60c01043cb445f","source":{"kind":"arxiv","id":"1804.05993","version":2},"attestation_state":"computed","paper":{"title":"Near-Field Nanoprobing Using Si Tip-Au Nanoparticle Photoinduced Force Microscopy with 120:1 Signal-to-Noise Ratio, Sub-6-nm Resolution","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.app-ph","authors_text":"H. Kumar Wickramasinghe, Jinwei Zeng, Mohammad Ali Almajhadi, Mohsen Rajaei","submitted_at":"2018-04-17T00:30:52Z","abstract_excerpt":"A nanoscopy technique that can characterize light-matter interactions with ever increasing spatial resolution and signal-to-noise ratio (SNR) is desired for spectroscopy at molecular levels. Photoinduced force microscopy (PiFM) with Au-coated probe-tips has been demonstrated as an excellent solution for this purpose. However, its accuracy is limited by the asymmetric shape of the Au-coated tip resulting in tip-induced anisotropy. To overcome such deficiencies, we propose a Si tip-Au nanoparticle (NP) combination in PiFM. We map the near-field distribution of the Au NPs in various arrangements "},"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":"1804.05993","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-04-17T00:30:52Z","cross_cats_sorted":[],"title_canon_sha256":"196e04cf823c923b03cc1a786eeed4f6fcdc25432969cd9fc10e36d3596122c2","abstract_canon_sha256":"ce79e04c4ee5c905102bd790c7e1d86d9563a94c39135402b7ef67195832f4c6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:03:06.227679Z","signature_b64":"670P1MYCuctYAyU2OvrfqfwTMzQ1Q2u/hvUsXuu1MdBzOzl1iWOUPDQfDwj2Asf2LjOGyoJgilrp7MgTAs1tCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0e3b065bf2c61d6d550fd271de6fe668b200b6f75f991b5ece60c01043cb445f","last_reissued_at":"2026-05-18T00:03:06.227114Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:03:06.227114Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Near-Field Nanoprobing Using Si Tip-Au Nanoparticle Photoinduced Force Microscopy with 120:1 Signal-to-Noise Ratio, Sub-6-nm Resolution","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.app-ph","authors_text":"H. Kumar Wickramasinghe, Jinwei Zeng, Mohammad Ali Almajhadi, Mohsen Rajaei","submitted_at":"2018-04-17T00:30:52Z","abstract_excerpt":"A nanoscopy technique that can characterize light-matter interactions with ever increasing spatial resolution and signal-to-noise ratio (SNR) is desired for spectroscopy at molecular levels. Photoinduced force microscopy (PiFM) with Au-coated probe-tips has been demonstrated as an excellent solution for this purpose. However, its accuracy is limited by the asymmetric shape of the Au-coated tip resulting in tip-induced anisotropy. To overcome such deficiencies, we propose a Si tip-Au nanoparticle (NP) combination in PiFM. We map the near-field distribution of the Au NPs in various arrangements "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.05993","kind":"arxiv","version":2},"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":"1804.05993","created_at":"2026-05-18T00:03:06.227197+00:00"},{"alias_kind":"arxiv_version","alias_value":"1804.05993v2","created_at":"2026-05-18T00:03:06.227197+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.05993","created_at":"2026-05-18T00:03:06.227197+00:00"},{"alias_kind":"pith_short_12","alias_value":"BY5QMW7SYYOW","created_at":"2026-05-18T12:32:16.446611+00:00"},{"alias_kind":"pith_short_16","alias_value":"BY5QMW7SYYOW2VIP","created_at":"2026-05-18T12:32:16.446611+00:00"},{"alias_kind":"pith_short_8","alias_value":"BY5QMW7S","created_at":"2026-05-18T12:32:16.446611+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/BY5QMW7SYYOW2VIP2JY5437GNC","json":"https://pith.science/pith/BY5QMW7SYYOW2VIP2JY5437GNC.json","graph_json":"https://pith.science/api/pith-number/BY5QMW7SYYOW2VIP2JY5437GNC/graph.json","events_json":"https://pith.science/api/pith-number/BY5QMW7SYYOW2VIP2JY5437GNC/events.json","paper":"https://pith.science/paper/BY5QMW7S"},"agent_actions":{"view_html":"https://pith.science/pith/BY5QMW7SYYOW2VIP2JY5437GNC","download_json":"https://pith.science/pith/BY5QMW7SYYOW2VIP2JY5437GNC.json","view_paper":"https://pith.science/paper/BY5QMW7S","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1804.05993&json=true","fetch_graph":"https://pith.science/api/pith-number/BY5QMW7SYYOW2VIP2JY5437GNC/graph.json","fetch_events":"https://pith.science/api/pith-number/BY5QMW7SYYOW2VIP2JY5437GNC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/BY5QMW7SYYOW2VIP2JY5437GNC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/BY5QMW7SYYOW2VIP2JY5437GNC/action/storage_attestation","attest_author":"https://pith.science/pith/BY5QMW7SYYOW2VIP2JY5437GNC/action/author_attestation","sign_citation":"https://pith.science/pith/BY5QMW7SYYOW2VIP2JY5437GNC/action/citation_signature","submit_replication":"https://pith.science/pith/BY5QMW7SYYOW2VIP2JY5437GNC/action/replication_record"}},"created_at":"2026-05-18T00:03:06.227197+00:00","updated_at":"2026-05-18T00:03:06.227197+00:00"}