{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:EELJTOQIJVQZPE4LUQOX4IUSIM","short_pith_number":"pith:EELJTOQI","canonical_record":{"source":{"id":"1301.2681","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.bio-ph","submitted_at":"2013-01-12T12:52:54Z","cross_cats_sorted":["physics.chem-ph","q-bio.BM"],"title_canon_sha256":"d5c24c7abb92f62bf476b5bf721f26be744be09d517b6b13b3dda7f0d5fe4d94","abstract_canon_sha256":"ec16c25b923ebd8485c4501a9c1d7a8d4804264e2d33c1baae6f896878cc1d45"},"schema_version":"1.0"},"canonical_sha256":"211699ba084d6197938ba41d7e2292432238ddfb31554abc7d5d7f302466fe51","source":{"kind":"arxiv","id":"1301.2681","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.2681","created_at":"2026-05-18T02:25:05Z"},{"alias_kind":"arxiv_version","alias_value":"1301.2681v1","created_at":"2026-05-18T02:25:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.2681","created_at":"2026-05-18T02:25:05Z"},{"alias_kind":"pith_short_12","alias_value":"EELJTOQIJVQZ","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_16","alias_value":"EELJTOQIJVQZPE4L","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_8","alias_value":"EELJTOQI","created_at":"2026-05-18T12:27:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:EELJTOQIJVQZPE4LUQOX4IUSIM","target":"record","payload":{"canonical_record":{"source":{"id":"1301.2681","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.bio-ph","submitted_at":"2013-01-12T12:52:54Z","cross_cats_sorted":["physics.chem-ph","q-bio.BM"],"title_canon_sha256":"d5c24c7abb92f62bf476b5bf721f26be744be09d517b6b13b3dda7f0d5fe4d94","abstract_canon_sha256":"ec16c25b923ebd8485c4501a9c1d7a8d4804264e2d33c1baae6f896878cc1d45"},"schema_version":"1.0"},"canonical_sha256":"211699ba084d6197938ba41d7e2292432238ddfb31554abc7d5d7f302466fe51","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:25:05.268404Z","signature_b64":"bKj69w6AyTs+FVY715VdRVVBjllRMS1UzdcjfuWfEkTzi/WhNuZ21QUq27KhsLMgMfuk2oKoVc5eF9UEzefGDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"211699ba084d6197938ba41d7e2292432238ddfb31554abc7d5d7f302466fe51","last_reissued_at":"2026-05-18T02:25:05.268037Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:25:05.268037Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1301.2681","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":"2026-05-18T02:25:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oDC9imRsPAWAna9BhhCx0tXbd4UyGzqLz7+96fs9jGxWPrJrJ32FHJ2oSxZZhJIuKrpVFfk/s3Lh2dE11BpeAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T03:36:27.784452Z"},"content_sha256":"97078aedadc3f587862a7649cd5a1cfc5a69b63398032887ff27c1ea5e54e11d","schema_version":"1.0","event_id":"sha256:97078aedadc3f587862a7649cd5a1cfc5a69b63398032887ff27c1ea5e54e11d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:EELJTOQIJVQZPE4LUQOX4IUSIM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Studying DNA translocation in nanocapillaries using single molecule fluorescence","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.chem-ph","q-bio.BM"],"primary_cat":"physics.bio-ph","authors_text":"Nicholas A. W. Bell, Sandip Ghosal, Silvia Hern\\'andez-Ainsa, Ulrich F. Keyser, Vivek V. Thacker","submitted_at":"2013-01-12T12:52:54Z","abstract_excerpt":"We demonstrate simultaneous measurements of DNA translocation into glass nanopores using ionic current detection and fluorescent imaging. We verify the correspondence between the passage of a single DNA molecule through the nanopore and the accompanying characteristic ionic current blockage. By tracking the motion of individual DNA molecules in the nanocapillary perpendicular to the optical axis and using a model, we can extract an effective mobility constant for DNA in our geometry under high electric fields."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.2681","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":"2026-05-18T02:25:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lHXiE4D6EmP8EKAkMmV7Mjh+xf1N6v0G2Gw74Q/zQ0HX22y7ZHFH2MVu6spJSveN94oX0/t7BWak7FOqJqsoCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T03:36:27.784792Z"},"content_sha256":"19df31d1993ed38a3654b32fe3944114ab35d3d860074d793253a24025dc2a52","schema_version":"1.0","event_id":"sha256:19df31d1993ed38a3654b32fe3944114ab35d3d860074d793253a24025dc2a52"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EELJTOQIJVQZPE4LUQOX4IUSIM/bundle.json","state_url":"https://pith.science/pith/EELJTOQIJVQZPE4LUQOX4IUSIM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EELJTOQIJVQZPE4LUQOX4IUSIM/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":"2026-06-02T03:36:27Z","links":{"resolver":"https://pith.science/pith/EELJTOQIJVQZPE4LUQOX4IUSIM","bundle":"https://pith.science/pith/EELJTOQIJVQZPE4LUQOX4IUSIM/bundle.json","state":"https://pith.science/pith/EELJTOQIJVQZPE4LUQOX4IUSIM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EELJTOQIJVQZPE4LUQOX4IUSIM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:EELJTOQIJVQZPE4LUQOX4IUSIM","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":"ec16c25b923ebd8485c4501a9c1d7a8d4804264e2d33c1baae6f896878cc1d45","cross_cats_sorted":["physics.chem-ph","q-bio.BM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.bio-ph","submitted_at":"2013-01-12T12:52:54Z","title_canon_sha256":"d5c24c7abb92f62bf476b5bf721f26be744be09d517b6b13b3dda7f0d5fe4d94"},"schema_version":"1.0","source":{"id":"1301.2681","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.2681","created_at":"2026-05-18T02:25:05Z"},{"alias_kind":"arxiv_version","alias_value":"1301.2681v1","created_at":"2026-05-18T02:25:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.2681","created_at":"2026-05-18T02:25:05Z"},{"alias_kind":"pith_short_12","alias_value":"EELJTOQIJVQZ","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_16","alias_value":"EELJTOQIJVQZPE4L","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_8","alias_value":"EELJTOQI","created_at":"2026-05-18T12:27:43Z"}],"graph_snapshots":[{"event_id":"sha256:19df31d1993ed38a3654b32fe3944114ab35d3d860074d793253a24025dc2a52","target":"graph","created_at":"2026-05-18T02:25:05Z","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":"We demonstrate simultaneous measurements of DNA translocation into glass nanopores using ionic current detection and fluorescent imaging. We verify the correspondence between the passage of a single DNA molecule through the nanopore and the accompanying characteristic ionic current blockage. By tracking the motion of individual DNA molecules in the nanocapillary perpendicular to the optical axis and using a model, we can extract an effective mobility constant for DNA in our geometry under high electric fields.","authors_text":"Nicholas A. W. Bell, Sandip Ghosal, Silvia Hern\\'andez-Ainsa, Ulrich F. Keyser, Vivek V. Thacker","cross_cats":["physics.chem-ph","q-bio.BM"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.bio-ph","submitted_at":"2013-01-12T12:52:54Z","title":"Studying DNA translocation in nanocapillaries using single molecule fluorescence"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.2681","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":"sha256:97078aedadc3f587862a7649cd5a1cfc5a69b63398032887ff27c1ea5e54e11d","target":"record","created_at":"2026-05-18T02:25:05Z","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":"ec16c25b923ebd8485c4501a9c1d7a8d4804264e2d33c1baae6f896878cc1d45","cross_cats_sorted":["physics.chem-ph","q-bio.BM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.bio-ph","submitted_at":"2013-01-12T12:52:54Z","title_canon_sha256":"d5c24c7abb92f62bf476b5bf721f26be744be09d517b6b13b3dda7f0d5fe4d94"},"schema_version":"1.0","source":{"id":"1301.2681","kind":"arxiv","version":1}},"canonical_sha256":"211699ba084d6197938ba41d7e2292432238ddfb31554abc7d5d7f302466fe51","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"211699ba084d6197938ba41d7e2292432238ddfb31554abc7d5d7f302466fe51","first_computed_at":"2026-05-18T02:25:05.268037Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:25:05.268037Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bKj69w6AyTs+FVY715VdRVVBjllRMS1UzdcjfuWfEkTzi/WhNuZ21QUq27KhsLMgMfuk2oKoVc5eF9UEzefGDw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:25:05.268404Z","signed_message":"canonical_sha256_bytes"},"source_id":"1301.2681","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:97078aedadc3f587862a7649cd5a1cfc5a69b63398032887ff27c1ea5e54e11d","sha256:19df31d1993ed38a3654b32fe3944114ab35d3d860074d793253a24025dc2a52"],"state_sha256":"f890750ccbc11149b9599328c7cc08e75d05b28afe6674f1425bdf5f8ef915d6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Yr/OND+lb0wVaOmF1ggXBczz9IQdF8jxt2Z0VkOSv3NE/X2+NWOgUdsJrxE92J6qOc/moTnbYbTgZSEJAr6DAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T03:36:27.786784Z","bundle_sha256":"557e90fe61a9f518580fa62886ca3be1eceda8c5c3a8abb1b89bde053571b234"}}