{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:DAWS36O7FNFBHE6LKPTXCTUALV","short_pith_number":"pith:DAWS36O7","canonical_record":{"source":{"id":"1009.2386","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2010-09-13T13:24:55Z","cross_cats_sorted":["physics.ins-det"],"title_canon_sha256":"cd50732a09f468fe5e8c9796c147fc661c14e182f8514b30bfb35879c0de0a5a","abstract_canon_sha256":"0fa3f3c4c79e03d26a5695ccd1d5e107c9a39e22ef6be6e9c739d871e4e390f3"},"schema_version":"1.0"},"canonical_sha256":"182d2df9df2b4a1393cb53e7714e805d61e54874dbf1bf3e6efd1418cdea4e30","source":{"kind":"arxiv","id":"1009.2386","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.2386","created_at":"2026-05-18T04:23:46Z"},{"alias_kind":"arxiv_version","alias_value":"1009.2386v1","created_at":"2026-05-18T04:23:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.2386","created_at":"2026-05-18T04:23:46Z"},{"alias_kind":"pith_short_12","alias_value":"DAWS36O7FNFB","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"DAWS36O7FNFBHE6L","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"DAWS36O7","created_at":"2026-05-18T12:26:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:DAWS36O7FNFBHE6LKPTXCTUALV","target":"record","payload":{"canonical_record":{"source":{"id":"1009.2386","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2010-09-13T13:24:55Z","cross_cats_sorted":["physics.ins-det"],"title_canon_sha256":"cd50732a09f468fe5e8c9796c147fc661c14e182f8514b30bfb35879c0de0a5a","abstract_canon_sha256":"0fa3f3c4c79e03d26a5695ccd1d5e107c9a39e22ef6be6e9c739d871e4e390f3"},"schema_version":"1.0"},"canonical_sha256":"182d2df9df2b4a1393cb53e7714e805d61e54874dbf1bf3e6efd1418cdea4e30","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:23:46.179468Z","signature_b64":"uspkmuPPTubCel6JVWhuZO/JpEUH/4o4368fXCgxUPjNQ3j+5QdXnlSRFrVXIDX0G2vEB6eBxTA07urlTKuIAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"182d2df9df2b4a1393cb53e7714e805d61e54874dbf1bf3e6efd1418cdea4e30","last_reissued_at":"2026-05-18T04:23:46.178895Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:23:46.178895Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1009.2386","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":"2026-05-18T04:23:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yG7ZW6gz+qhB5nGJnmbUbcziEUQdLwFOOAQ6gs+HzWyTOEMdujGzclUl/bcUp4yDlA44h9t6jVAfDDyL8/noCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T18:23:45.405358Z"},"content_sha256":"11bbc6787ecba06bcac46c4a1813da09935e6099b4705bdffba1f8295a55560e","schema_version":"1.0","event_id":"sha256:11bbc6787ecba06bcac46c4a1813da09935e6099b4705bdffba1f8295a55560e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:DAWS36O7FNFBHE6LKPTXCTUALV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Force measurement in the presence of Brownian noise: Equilibrium distribution method vs. Drift method","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.ins-det"],"primary_cat":"cond-mat.stat-mech","authors_text":"Clemens Bechinger, Giovanni Volpe, Jan Wehr, Laurent Helden, Thomas Brettschneider","submitted_at":"2010-09-13T13:24:55Z","abstract_excerpt":"The study of microsystems and the development of nanotechnologies require new techniques to measure piconewton and femtonewton forces at microscopic and nanoscopic scales. Amongst the challenges, there is the need to deal with the ineluctable thermal noise, which, in the typical experimental situation of a spatial diffusion gradient, causes a spurious drift. This leads to a correction term when forces are estimated from drift measurements [Phys. Rev. Lett. 104, 170602 (2010)]. Here, we provide a systematic study of such effect comparing the forces acting on various Brownian particles derived f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.2386","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:23:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zIvKGPzKJn0IxIEy5bkXHS5bIfs/ZiB5TGCou0Zgm42WCY8spDFXjsIYjyOf+9KWBwmnfPU5nHTmzbykTylPAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T18:23:45.406018Z"},"content_sha256":"db7a1d134594614e5db59e37137fd2dfba3c26b8a11bfbb50a9a4b0fe6e1a409","schema_version":"1.0","event_id":"sha256:db7a1d134594614e5db59e37137fd2dfba3c26b8a11bfbb50a9a4b0fe6e1a409"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DAWS36O7FNFBHE6LKPTXCTUALV/bundle.json","state_url":"https://pith.science/pith/DAWS36O7FNFBHE6LKPTXCTUALV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DAWS36O7FNFBHE6LKPTXCTUALV/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":"2026-05-27T18:23:45Z","links":{"resolver":"https://pith.science/pith/DAWS36O7FNFBHE6LKPTXCTUALV","bundle":"https://pith.science/pith/DAWS36O7FNFBHE6LKPTXCTUALV/bundle.json","state":"https://pith.science/pith/DAWS36O7FNFBHE6LKPTXCTUALV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DAWS36O7FNFBHE6LKPTXCTUALV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:DAWS36O7FNFBHE6LKPTXCTUALV","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":"0fa3f3c4c79e03d26a5695ccd1d5e107c9a39e22ef6be6e9c739d871e4e390f3","cross_cats_sorted":["physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2010-09-13T13:24:55Z","title_canon_sha256":"cd50732a09f468fe5e8c9796c147fc661c14e182f8514b30bfb35879c0de0a5a"},"schema_version":"1.0","source":{"id":"1009.2386","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.2386","created_at":"2026-05-18T04:23:46Z"},{"alias_kind":"arxiv_version","alias_value":"1009.2386v1","created_at":"2026-05-18T04:23:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.2386","created_at":"2026-05-18T04:23:46Z"},{"alias_kind":"pith_short_12","alias_value":"DAWS36O7FNFB","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"DAWS36O7FNFBHE6L","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"DAWS36O7","created_at":"2026-05-18T12:26:06Z"}],"graph_snapshots":[{"event_id":"sha256:db7a1d134594614e5db59e37137fd2dfba3c26b8a11bfbb50a9a4b0fe6e1a409","target":"graph","created_at":"2026-05-18T04:23:46Z","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"},"paper":{"abstract_excerpt":"The study of microsystems and the development of nanotechnologies require new techniques to measure piconewton and femtonewton forces at microscopic and nanoscopic scales. Amongst the challenges, there is the need to deal with the ineluctable thermal noise, which, in the typical experimental situation of a spatial diffusion gradient, causes a spurious drift. This leads to a correction term when forces are estimated from drift measurements [Phys. Rev. Lett. 104, 170602 (2010)]. Here, we provide a systematic study of such effect comparing the forces acting on various Brownian particles derived f","authors_text":"Clemens Bechinger, Giovanni Volpe, Jan Wehr, Laurent Helden, Thomas Brettschneider","cross_cats":["physics.ins-det"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2010-09-13T13:24:55Z","title":"Force measurement in the presence of Brownian noise: Equilibrium distribution method vs. Drift method"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.2386","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":"sha256:11bbc6787ecba06bcac46c4a1813da09935e6099b4705bdffba1f8295a55560e","target":"record","created_at":"2026-05-18T04:23:46Z","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":"0fa3f3c4c79e03d26a5695ccd1d5e107c9a39e22ef6be6e9c739d871e4e390f3","cross_cats_sorted":["physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2010-09-13T13:24:55Z","title_canon_sha256":"cd50732a09f468fe5e8c9796c147fc661c14e182f8514b30bfb35879c0de0a5a"},"schema_version":"1.0","source":{"id":"1009.2386","kind":"arxiv","version":1}},"canonical_sha256":"182d2df9df2b4a1393cb53e7714e805d61e54874dbf1bf3e6efd1418cdea4e30","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"182d2df9df2b4a1393cb53e7714e805d61e54874dbf1bf3e6efd1418cdea4e30","first_computed_at":"2026-05-18T04:23:46.178895Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:23:46.178895Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uspkmuPPTubCel6JVWhuZO/JpEUH/4o4368fXCgxUPjNQ3j+5QdXnlSRFrVXIDX0G2vEB6eBxTA07urlTKuIAA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:23:46.179468Z","signed_message":"canonical_sha256_bytes"},"source_id":"1009.2386","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:11bbc6787ecba06bcac46c4a1813da09935e6099b4705bdffba1f8295a55560e","sha256:db7a1d134594614e5db59e37137fd2dfba3c26b8a11bfbb50a9a4b0fe6e1a409"],"state_sha256":"1e0f999db9ae11a26943f79b92684842bfd4ed5bb8eb83d558aaef39f2829a4d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FniP4A9ByJKsjyULLPnHwlyXTawL+jXbUpXjTbPLRBn6/x2WUp632HXJmDpI6jziJNjDiZrNi6cEaw6nDOjaAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T18:23:45.409466Z","bundle_sha256":"d7ba9314d104a5b46d6f3ad8ce3e610c7e656be997374b7df155ba1ce95c5e26"}}