{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:2H6LMLMMMRGDH5K46VPS4P6GRW","short_pith_number":"pith:2H6LMLMM","schema_version":"1.0","canonical_sha256":"d1fcb62d8c644c33f55cf55f2e3fc68dab4ae2aa346635eca3d2cae9bc3a83b0","source":{"kind":"arxiv","id":"0910.1339","version":1},"attestation_state":"computed","paper":{"title":"Measuring storage and loss moduli using optical tweezers: broadband microrheology","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"Alison M. Yao, Graham M. Gibson, Jonathan M. Cooper, Manlio Tassieri, Miles J. Padgett, Rebecca Warren, R. M. L. Evans","submitted_at":"2009-10-07T19:35:11Z","abstract_excerpt":"We present an experimental procedure to perform broadband microrheological measurements with optical tweezers. A generalised Langevin equation is adopted to relate the time-dependent trajectory of a particle in an imposed flow to the frequency-dependent moduli of the complex fluid. This procedure allows us to measure the material linear viscoelastic properties across the widest frequency range achievable with optical tweezers."},"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":"0910.1339","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2009-10-07T19:35:11Z","cross_cats_sorted":[],"title_canon_sha256":"818bd23cc9231eae6b474206e91c8b270c69b7a06364d0c69b9de05e5294045c","abstract_canon_sha256":"31978d2a4db1034a92c74f7aaba6098a00584eed3d9256cc9333d1ff4e403830"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:11:25.703994Z","signature_b64":"5JUN/QQGgyeVWExNuFvtbaTrFbGuSJQszK5uxivBf8/c1w8YoipnTsojxsdhYRmjBk7mdJOnli8hpfBCiDePBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d1fcb62d8c644c33f55cf55f2e3fc68dab4ae2aa346635eca3d2cae9bc3a83b0","last_reissued_at":"2026-05-18T02:11:25.703286Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:11:25.703286Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Measuring storage and loss moduli using optical tweezers: broadband microrheology","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"Alison M. Yao, Graham M. Gibson, Jonathan M. Cooper, Manlio Tassieri, Miles J. Padgett, Rebecca Warren, R. M. L. Evans","submitted_at":"2009-10-07T19:35:11Z","abstract_excerpt":"We present an experimental procedure to perform broadband microrheological measurements with optical tweezers. A generalised Langevin equation is adopted to relate the time-dependent trajectory of a particle in an imposed flow to the frequency-dependent moduli of the complex fluid. This procedure allows us to measure the material linear viscoelastic properties across the widest frequency range achievable with optical tweezers."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0910.1339","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":"0910.1339","created_at":"2026-05-18T02:11:25.703397+00:00"},{"alias_kind":"arxiv_version","alias_value":"0910.1339v1","created_at":"2026-05-18T02:11:25.703397+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0910.1339","created_at":"2026-05-18T02:11:25.703397+00:00"},{"alias_kind":"pith_short_12","alias_value":"2H6LMLMMMRGD","created_at":"2026-05-18T12:25:58.018023+00:00"},{"alias_kind":"pith_short_16","alias_value":"2H6LMLMMMRGDH5K4","created_at":"2026-05-18T12:25:58.018023+00:00"},{"alias_kind":"pith_short_8","alias_value":"2H6LMLMM","created_at":"2026-05-18T12:25:58.018023+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/2H6LMLMMMRGDH5K46VPS4P6GRW","json":"https://pith.science/pith/2H6LMLMMMRGDH5K46VPS4P6GRW.json","graph_json":"https://pith.science/api/pith-number/2H6LMLMMMRGDH5K46VPS4P6GRW/graph.json","events_json":"https://pith.science/api/pith-number/2H6LMLMMMRGDH5K46VPS4P6GRW/events.json","paper":"https://pith.science/paper/2H6LMLMM"},"agent_actions":{"view_html":"https://pith.science/pith/2H6LMLMMMRGDH5K46VPS4P6GRW","download_json":"https://pith.science/pith/2H6LMLMMMRGDH5K46VPS4P6GRW.json","view_paper":"https://pith.science/paper/2H6LMLMM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0910.1339&json=true","fetch_graph":"https://pith.science/api/pith-number/2H6LMLMMMRGDH5K46VPS4P6GRW/graph.json","fetch_events":"https://pith.science/api/pith-number/2H6LMLMMMRGDH5K46VPS4P6GRW/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2H6LMLMMMRGDH5K46VPS4P6GRW/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2H6LMLMMMRGDH5K46VPS4P6GRW/action/storage_attestation","attest_author":"https://pith.science/pith/2H6LMLMMMRGDH5K46VPS4P6GRW/action/author_attestation","sign_citation":"https://pith.science/pith/2H6LMLMMMRGDH5K46VPS4P6GRW/action/citation_signature","submit_replication":"https://pith.science/pith/2H6LMLMMMRGDH5K46VPS4P6GRW/action/replication_record"}},"created_at":"2026-05-18T02:11:25.703397+00:00","updated_at":"2026-05-18T02:11:25.703397+00:00"}