{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:TBVQLUSIBYHPZTVKN4IV775IQ3","short_pith_number":"pith:TBVQLUSI","schema_version":"1.0","canonical_sha256":"986b05d2480e0efcceaa6f115fffa886e8a4859d56a828895bcdcc71eac365ac","source":{"kind":"arxiv","id":"1205.0072","version":2},"attestation_state":"computed","paper":{"title":"Temperature as an external field for colloid-polymer mixtures : \"quenching\" by heating and \"melting\" by cooling","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"cond-mat.soft","authors_text":"C. Patrick Royall, Robert Evans, Shelley L. Taylor","submitted_at":"2012-05-01T01:50:18Z","abstract_excerpt":"We investigate the response to temperature of a well-known colloid-polymer mixture. At room temperature, the critical value of the second virial coefficient of the effective interaction for the Asakura-Oosawa model predicts the onset of gelation with remarkable accuracy. Upon cooling the system, the effective attractions between colloids induced by polymer depletion are reduced, because the polymer radius of gyration is decreases as the theta-temperature is approached. Paradoxically, this raises the effective temperature, leading to \"melting\" of colloidal gels. We find the Asakura-Oosawa model"},"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":"1205.0072","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2012-05-01T01:50:18Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"69d7a824522e8e39e9c5316cf90d23054c68ea62435436852400e6a0cbe2f784","abstract_canon_sha256":"81db70ba1063063689166056fd91c8c61ca67400474c6d41294db7ae08940037"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:27:22.833936Z","signature_b64":"0w72Uhyo+Brn+hNk/NxegU3Fj5ibOrcbHxtrAIyGXQHl9Cia4AAJLPzLJ0U5S4LrlRRu/iaUOQKeN90KassiCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"986b05d2480e0efcceaa6f115fffa886e8a4859d56a828895bcdcc71eac365ac","last_reissued_at":"2026-05-18T00:27:22.833301Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:27:22.833301Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Temperature as an external field for colloid-polymer mixtures : \"quenching\" by heating and \"melting\" by cooling","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"cond-mat.soft","authors_text":"C. Patrick Royall, Robert Evans, Shelley L. Taylor","submitted_at":"2012-05-01T01:50:18Z","abstract_excerpt":"We investigate the response to temperature of a well-known colloid-polymer mixture. At room temperature, the critical value of the second virial coefficient of the effective interaction for the Asakura-Oosawa model predicts the onset of gelation with remarkable accuracy. Upon cooling the system, the effective attractions between colloids induced by polymer depletion are reduced, because the polymer radius of gyration is decreases as the theta-temperature is approached. Paradoxically, this raises the effective temperature, leading to \"melting\" of colloidal gels. We find the Asakura-Oosawa model"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.0072","kind":"arxiv","version":2},"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":"1205.0072","created_at":"2026-05-18T00:27:22.833414+00:00"},{"alias_kind":"arxiv_version","alias_value":"1205.0072v2","created_at":"2026-05-18T00:27:22.833414+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.0072","created_at":"2026-05-18T00:27:22.833414+00:00"},{"alias_kind":"pith_short_12","alias_value":"TBVQLUSIBYHP","created_at":"2026-05-18T12:27:23.164592+00:00"},{"alias_kind":"pith_short_16","alias_value":"TBVQLUSIBYHPZTVK","created_at":"2026-05-18T12:27:23.164592+00:00"},{"alias_kind":"pith_short_8","alias_value":"TBVQLUSI","created_at":"2026-05-18T12:27:23.164592+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/TBVQLUSIBYHPZTVKN4IV775IQ3","json":"https://pith.science/pith/TBVQLUSIBYHPZTVKN4IV775IQ3.json","graph_json":"https://pith.science/api/pith-number/TBVQLUSIBYHPZTVKN4IV775IQ3/graph.json","events_json":"https://pith.science/api/pith-number/TBVQLUSIBYHPZTVKN4IV775IQ3/events.json","paper":"https://pith.science/paper/TBVQLUSI"},"agent_actions":{"view_html":"https://pith.science/pith/TBVQLUSIBYHPZTVKN4IV775IQ3","download_json":"https://pith.science/pith/TBVQLUSIBYHPZTVKN4IV775IQ3.json","view_paper":"https://pith.science/paper/TBVQLUSI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1205.0072&json=true","fetch_graph":"https://pith.science/api/pith-number/TBVQLUSIBYHPZTVKN4IV775IQ3/graph.json","fetch_events":"https://pith.science/api/pith-number/TBVQLUSIBYHPZTVKN4IV775IQ3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/TBVQLUSIBYHPZTVKN4IV775IQ3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/TBVQLUSIBYHPZTVKN4IV775IQ3/action/storage_attestation","attest_author":"https://pith.science/pith/TBVQLUSIBYHPZTVKN4IV775IQ3/action/author_attestation","sign_citation":"https://pith.science/pith/TBVQLUSIBYHPZTVKN4IV775IQ3/action/citation_signature","submit_replication":"https://pith.science/pith/TBVQLUSIBYHPZTVKN4IV775IQ3/action/replication_record"}},"created_at":"2026-05-18T00:27:22.833414+00:00","updated_at":"2026-05-18T00:27:22.833414+00:00"}