{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:R5DKGHRC2NO4H5AGBC5ELDNBFY","short_pith_number":"pith:R5DKGHRC","schema_version":"1.0","canonical_sha256":"8f46a31e22d35dc3f40608ba458da12e263f6f4908d1f8968a731bdd08433480","source":{"kind":"arxiv","id":"1901.03081","version":1},"attestation_state":"computed","paper":{"title":"Irreversible hardening of a colloidal gel under shear: the smart response of natural rubber latex gels","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"Brice Saint-Michel, Christian Sanchez, Fr\\'ed\\'eric Bonfils, Guilherme de Oliveira Reis, Laurent Vaysse, Mathieu Leocmach, Paul Menut, S\\'ebastien Manneville, Thomas Gibaud","submitted_at":"2019-01-10T10:23:53Z","abstract_excerpt":"Natural rubber is obtained by processing natural rubber latex, a liquid colloidal suspension that rapidly gels after exudation from the tree. We prepared such gels by acidification, in a large range of particle volume fractions, and investigated their rheological properties. We show that natural rubber latex gels exhibit a unique behavior of irreversible strain hardening: when subjected to a large enough strain, the elastic modulus increases irreversibly. Hardening proceeds over a large range of deformations in such a way that the material maintains an elastic modulus close to, or slightly hig"},"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":"1901.03081","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cond-mat.soft","submitted_at":"2019-01-10T10:23:53Z","cross_cats_sorted":[],"title_canon_sha256":"f41c8a5a9feed153dd8e83c24626e885bb7b4926178a2af7d7b675cb7327d9e5","abstract_canon_sha256":"fc6fc0e1d5f0bef02af09819a59b8553359a665343aa89ee84d67b34cefd069e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:56:35.605904Z","signature_b64":"QhnKA4sxG4Z9GARQlXSGa1IMbCKiaNVVWgnGH0EzNx4cnJWqAvwqEgBDTEF0io4IctQJpQQ1uhvNvsswXHTcAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8f46a31e22d35dc3f40608ba458da12e263f6f4908d1f8968a731bdd08433480","last_reissued_at":"2026-05-17T23:56:35.605217Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:56:35.605217Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Irreversible hardening of a colloidal gel under shear: the smart response of natural rubber latex gels","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"Brice Saint-Michel, Christian Sanchez, Fr\\'ed\\'eric Bonfils, Guilherme de Oliveira Reis, Laurent Vaysse, Mathieu Leocmach, Paul Menut, S\\'ebastien Manneville, Thomas Gibaud","submitted_at":"2019-01-10T10:23:53Z","abstract_excerpt":"Natural rubber is obtained by processing natural rubber latex, a liquid colloidal suspension that rapidly gels after exudation from the tree. We prepared such gels by acidification, in a large range of particle volume fractions, and investigated their rheological properties. We show that natural rubber latex gels exhibit a unique behavior of irreversible strain hardening: when subjected to a large enough strain, the elastic modulus increases irreversibly. Hardening proceeds over a large range of deformations in such a way that the material maintains an elastic modulus close to, or slightly hig"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.03081","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":"1901.03081","created_at":"2026-05-17T23:56:35.605333+00:00"},{"alias_kind":"arxiv_version","alias_value":"1901.03081v1","created_at":"2026-05-17T23:56:35.605333+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.03081","created_at":"2026-05-17T23:56:35.605333+00:00"},{"alias_kind":"pith_short_12","alias_value":"R5DKGHRC2NO4","created_at":"2026-05-18T12:33:27.125529+00:00"},{"alias_kind":"pith_short_16","alias_value":"R5DKGHRC2NO4H5AG","created_at":"2026-05-18T12:33:27.125529+00:00"},{"alias_kind":"pith_short_8","alias_value":"R5DKGHRC","created_at":"2026-05-18T12:33:27.125529+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/R5DKGHRC2NO4H5AGBC5ELDNBFY","json":"https://pith.science/pith/R5DKGHRC2NO4H5AGBC5ELDNBFY.json","graph_json":"https://pith.science/api/pith-number/R5DKGHRC2NO4H5AGBC5ELDNBFY/graph.json","events_json":"https://pith.science/api/pith-number/R5DKGHRC2NO4H5AGBC5ELDNBFY/events.json","paper":"https://pith.science/paper/R5DKGHRC"},"agent_actions":{"view_html":"https://pith.science/pith/R5DKGHRC2NO4H5AGBC5ELDNBFY","download_json":"https://pith.science/pith/R5DKGHRC2NO4H5AGBC5ELDNBFY.json","view_paper":"https://pith.science/paper/R5DKGHRC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1901.03081&json=true","fetch_graph":"https://pith.science/api/pith-number/R5DKGHRC2NO4H5AGBC5ELDNBFY/graph.json","fetch_events":"https://pith.science/api/pith-number/R5DKGHRC2NO4H5AGBC5ELDNBFY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/R5DKGHRC2NO4H5AGBC5ELDNBFY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/R5DKGHRC2NO4H5AGBC5ELDNBFY/action/storage_attestation","attest_author":"https://pith.science/pith/R5DKGHRC2NO4H5AGBC5ELDNBFY/action/author_attestation","sign_citation":"https://pith.science/pith/R5DKGHRC2NO4H5AGBC5ELDNBFY/action/citation_signature","submit_replication":"https://pith.science/pith/R5DKGHRC2NO4H5AGBC5ELDNBFY/action/replication_record"}},"created_at":"2026-05-17T23:56:35.605333+00:00","updated_at":"2026-05-17T23:56:35.605333+00:00"}