{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:KVKIDTP5QENMACTYWO37SOQ7YV","short_pith_number":"pith:KVKIDTP5","schema_version":"1.0","canonical_sha256":"555481cdfd811ac00a78b3b7f93a1fc575d914b79d3f3ced3b2124e67e21634f","source":{"kind":"arxiv","id":"1403.4384","version":1},"attestation_state":"computed","paper":{"title":"Surface charge and hydrodynamic coefficient measurements of {\\it Bacillus subtilis} spore by Optical Tweezers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"Antonio Sasso, Ezio Ricca, Giulia Rusciano, Giuseppe Pesce, Rachele Isticato, Teja Sirec","submitted_at":"2014-03-18T09:25:50Z","abstract_excerpt":"In this work we report on the simultaneous measurement of the hydrodynamic coefficient and the electric charge of single {\\it Bacillus subtilis} spores. The latter has great importance in protein binding to spores and in the adhesion of spores onto surfaces. The charge and the hydrodynamic coefficient were measured by an accurate procedure based on the analysis of the motion of single spores confined by an optical trap. The technique has been validated using charged spherical polystyrene beads. The excellent agreement of our results with the expected values demonstrates the quality of our proc"},"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":"1403.4384","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2014-03-18T09:25:50Z","cross_cats_sorted":[],"title_canon_sha256":"ffef2d5259795e24b111a3e054d335e4ba00baf14d3ef7fd31dfc1c913830312","abstract_canon_sha256":"5724043b34bf8561fc306f0e9038916c1f9aec1c76dfacfd5196ebe015280ca5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:56:05.891309Z","signature_b64":"nGYspsBi65beT9qZ71ytItLcs6mSY9T+lHGVNV+XQB5cRniK9E8YBUZvMJWtAtwZR6KjcHk5/VQMhbx8pBl+Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"555481cdfd811ac00a78b3b7f93a1fc575d914b79d3f3ced3b2124e67e21634f","last_reissued_at":"2026-05-18T02:56:05.890904Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:56:05.890904Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Surface charge and hydrodynamic coefficient measurements of {\\it Bacillus subtilis} spore by Optical Tweezers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"Antonio Sasso, Ezio Ricca, Giulia Rusciano, Giuseppe Pesce, Rachele Isticato, Teja Sirec","submitted_at":"2014-03-18T09:25:50Z","abstract_excerpt":"In this work we report on the simultaneous measurement of the hydrodynamic coefficient and the electric charge of single {\\it Bacillus subtilis} spores. The latter has great importance in protein binding to spores and in the adhesion of spores onto surfaces. The charge and the hydrodynamic coefficient were measured by an accurate procedure based on the analysis of the motion of single spores confined by an optical trap. The technique has been validated using charged spherical polystyrene beads. The excellent agreement of our results with the expected values demonstrates the quality of our proc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1403.4384","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":"1403.4384","created_at":"2026-05-18T02:56:05.890958+00:00"},{"alias_kind":"arxiv_version","alias_value":"1403.4384v1","created_at":"2026-05-18T02:56:05.890958+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1403.4384","created_at":"2026-05-18T02:56:05.890958+00:00"},{"alias_kind":"pith_short_12","alias_value":"KVKIDTP5QENM","created_at":"2026-05-18T12:28:35.611951+00:00"},{"alias_kind":"pith_short_16","alias_value":"KVKIDTP5QENMACTY","created_at":"2026-05-18T12:28:35.611951+00:00"},{"alias_kind":"pith_short_8","alias_value":"KVKIDTP5","created_at":"2026-05-18T12:28:35.611951+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/KVKIDTP5QENMACTYWO37SOQ7YV","json":"https://pith.science/pith/KVKIDTP5QENMACTYWO37SOQ7YV.json","graph_json":"https://pith.science/api/pith-number/KVKIDTP5QENMACTYWO37SOQ7YV/graph.json","events_json":"https://pith.science/api/pith-number/KVKIDTP5QENMACTYWO37SOQ7YV/events.json","paper":"https://pith.science/paper/KVKIDTP5"},"agent_actions":{"view_html":"https://pith.science/pith/KVKIDTP5QENMACTYWO37SOQ7YV","download_json":"https://pith.science/pith/KVKIDTP5QENMACTYWO37SOQ7YV.json","view_paper":"https://pith.science/paper/KVKIDTP5","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1403.4384&json=true","fetch_graph":"https://pith.science/api/pith-number/KVKIDTP5QENMACTYWO37SOQ7YV/graph.json","fetch_events":"https://pith.science/api/pith-number/KVKIDTP5QENMACTYWO37SOQ7YV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KVKIDTP5QENMACTYWO37SOQ7YV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KVKIDTP5QENMACTYWO37SOQ7YV/action/storage_attestation","attest_author":"https://pith.science/pith/KVKIDTP5QENMACTYWO37SOQ7YV/action/author_attestation","sign_citation":"https://pith.science/pith/KVKIDTP5QENMACTYWO37SOQ7YV/action/citation_signature","submit_replication":"https://pith.science/pith/KVKIDTP5QENMACTYWO37SOQ7YV/action/replication_record"}},"created_at":"2026-05-18T02:56:05.890958+00:00","updated_at":"2026-05-18T02:56:05.890958+00:00"}