{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2006:AN2K4YA744KIDDIFLPNJZOF5EM","short_pith_number":"pith:AN2K4YA7","schema_version":"1.0","canonical_sha256":"0374ae601fe714818d055bda9cb8bd231a24487c95daba4077f563f1cc4a5090","source":{"kind":"arxiv","id":"cond-mat/0608717","version":1},"attestation_state":"computed","paper":{"title":"Collision induced spatial organization of microtubules","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"Carlos M. Marques, Fabrice Thalmann, Vladimir A. Baulin","submitted_at":"2006-08-31T13:11:28Z","abstract_excerpt":"The dynamic behavior of microtubules in solution can be strongly modified by interactions with walls or other structures. We examine here a microtubule growth model where the increase in size of the plus-end is perturbed by collisions with other microtubules. We show that such a simple mechanism of constrained growth can induce ordered structures and patterns from an initially isotropic and homogeneous suspension. First, microtubules self-organize locally in randomly oriented domains that grow and compete with each other. By imposing even a weak orientation bias, external forces like gravity o"},"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":"cond-mat/0608717","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.soft","submitted_at":"2006-08-31T13:11:28Z","cross_cats_sorted":[],"title_canon_sha256":"7d6eadf291660189c8a15ac679e3e7c5c07b274717ca5567c1e59e958505ab34","abstract_canon_sha256":"dafcfad2aae23348b7e1c10095f3b4c081ff135a8886ea2e61a08e3a30906f48"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:40:09.659181Z","signature_b64":"Sq0xCFFgBNrSQvf9mZ8HzdfvTWK+yumc4XW4gbLu1zC1E+QvQg6abnXOXYdaNaM65TBXSDNq8WHYHM7r1TzJDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0374ae601fe714818d055bda9cb8bd231a24487c95daba4077f563f1cc4a5090","last_reissued_at":"2026-05-18T04:40:09.658722Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:40:09.658722Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Collision induced spatial organization of microtubules","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"Carlos M. Marques, Fabrice Thalmann, Vladimir A. Baulin","submitted_at":"2006-08-31T13:11:28Z","abstract_excerpt":"The dynamic behavior of microtubules in solution can be strongly modified by interactions with walls or other structures. We examine here a microtubule growth model where the increase in size of the plus-end is perturbed by collisions with other microtubules. We show that such a simple mechanism of constrained growth can induce ordered structures and patterns from an initially isotropic and homogeneous suspension. First, microtubules self-organize locally in randomly oriented domains that grow and compete with each other. By imposing even a weak orientation bias, external forces like gravity o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0608717","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":"cond-mat/0608717","created_at":"2026-05-18T04:40:09.658781+00:00"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0608717v1","created_at":"2026-05-18T04:40:09.658781+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0608717","created_at":"2026-05-18T04:40:09.658781+00:00"},{"alias_kind":"pith_short_12","alias_value":"AN2K4YA744KI","created_at":"2026-05-18T12:25:53.939244+00:00"},{"alias_kind":"pith_short_16","alias_value":"AN2K4YA744KIDDIF","created_at":"2026-05-18T12:25:53.939244+00:00"},{"alias_kind":"pith_short_8","alias_value":"AN2K4YA7","created_at":"2026-05-18T12:25:53.939244+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/AN2K4YA744KIDDIFLPNJZOF5EM","json":"https://pith.science/pith/AN2K4YA744KIDDIFLPNJZOF5EM.json","graph_json":"https://pith.science/api/pith-number/AN2K4YA744KIDDIFLPNJZOF5EM/graph.json","events_json":"https://pith.science/api/pith-number/AN2K4YA744KIDDIFLPNJZOF5EM/events.json","paper":"https://pith.science/paper/AN2K4YA7"},"agent_actions":{"view_html":"https://pith.science/pith/AN2K4YA744KIDDIFLPNJZOF5EM","download_json":"https://pith.science/pith/AN2K4YA744KIDDIFLPNJZOF5EM.json","view_paper":"https://pith.science/paper/AN2K4YA7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=cond-mat/0608717&json=true","fetch_graph":"https://pith.science/api/pith-number/AN2K4YA744KIDDIFLPNJZOF5EM/graph.json","fetch_events":"https://pith.science/api/pith-number/AN2K4YA744KIDDIFLPNJZOF5EM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AN2K4YA744KIDDIFLPNJZOF5EM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AN2K4YA744KIDDIFLPNJZOF5EM/action/storage_attestation","attest_author":"https://pith.science/pith/AN2K4YA744KIDDIFLPNJZOF5EM/action/author_attestation","sign_citation":"https://pith.science/pith/AN2K4YA744KIDDIFLPNJZOF5EM/action/citation_signature","submit_replication":"https://pith.science/pith/AN2K4YA744KIDDIFLPNJZOF5EM/action/replication_record"}},"created_at":"2026-05-18T04:40:09.658781+00:00","updated_at":"2026-05-18T04:40:09.658781+00:00"}