{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:JQ3YKZJZWXKGWZZN7FTDDGIH5W","short_pith_number":"pith:JQ3YKZJZ","schema_version":"1.0","canonical_sha256":"4c37856539b5d46b672df966319907eda2e636fed79af08e5ed42f472fbafed7","source":{"kind":"arxiv","id":"1501.05616","version":1},"attestation_state":"computed","paper":{"title":"Macroscopic Discontinuous Shear Thickening vs Local Shear Jamming in Cornstarch","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"A. Fall, A. Lema\\^itre, C. Mezi\\`ere, D. Hautemayou, F. Bertrand, G. Ovarlez, P. Moucheront","submitted_at":"2015-01-22T20:03:44Z","abstract_excerpt":"We study the emergence of discontinuous shear-thickening (DST) in cornstarch, by combining macroscopic rheometry with local Magnetic Resonance Imaging (MRI) measurements. We bring evidence that macroscopic DST is observed only when the flow separates into a low-density flowing and a high-density jammed region. In the shear-thickened steady state, the local rheology in the flowing region, is not DST but, strikingly, is often shear-thinning. Our data thus show that the stress jump measured during DST, in cornstach, does not capture a secondary, high-viscosity branch of the local steady rheology,"},"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":"1501.05616","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2015-01-22T20:03:44Z","cross_cats_sorted":[],"title_canon_sha256":"c2064cfe1a2e9f3bb0dd92d82bfb5fa0b17111dc4e13f31fdd8c150366dfbca8","abstract_canon_sha256":"114a46f9147deae0078c8e0f5d7bdc0ff7649fffc28a6b0fe6cf6a36570cc7ca"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:41:09.231087Z","signature_b64":"Uh4sFvLlkzXSrt3kj4OJkIMaM9pYScLo6yi9J3XmiMx5MLYbr2dvz1+BJLguLH89xK3bwcTT1WovjB/q5i+mCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4c37856539b5d46b672df966319907eda2e636fed79af08e5ed42f472fbafed7","last_reissued_at":"2026-05-18T01:41:09.230492Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:41:09.230492Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Macroscopic Discontinuous Shear Thickening vs Local Shear Jamming in Cornstarch","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"A. Fall, A. Lema\\^itre, C. Mezi\\`ere, D. Hautemayou, F. Bertrand, G. Ovarlez, P. Moucheront","submitted_at":"2015-01-22T20:03:44Z","abstract_excerpt":"We study the emergence of discontinuous shear-thickening (DST) in cornstarch, by combining macroscopic rheometry with local Magnetic Resonance Imaging (MRI) measurements. We bring evidence that macroscopic DST is observed only when the flow separates into a low-density flowing and a high-density jammed region. In the shear-thickened steady state, the local rheology in the flowing region, is not DST but, strikingly, is often shear-thinning. Our data thus show that the stress jump measured during DST, in cornstach, does not capture a secondary, high-viscosity branch of the local steady rheology,"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.05616","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":"1501.05616","created_at":"2026-05-18T01:41:09.230612+00:00"},{"alias_kind":"arxiv_version","alias_value":"1501.05616v1","created_at":"2026-05-18T01:41:09.230612+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.05616","created_at":"2026-05-18T01:41:09.230612+00:00"},{"alias_kind":"pith_short_12","alias_value":"JQ3YKZJZWXKG","created_at":"2026-05-18T12:29:27.538025+00:00"},{"alias_kind":"pith_short_16","alias_value":"JQ3YKZJZWXKGWZZN","created_at":"2026-05-18T12:29:27.538025+00:00"},{"alias_kind":"pith_short_8","alias_value":"JQ3YKZJZ","created_at":"2026-05-18T12:29:27.538025+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/JQ3YKZJZWXKGWZZN7FTDDGIH5W","json":"https://pith.science/pith/JQ3YKZJZWXKGWZZN7FTDDGIH5W.json","graph_json":"https://pith.science/api/pith-number/JQ3YKZJZWXKGWZZN7FTDDGIH5W/graph.json","events_json":"https://pith.science/api/pith-number/JQ3YKZJZWXKGWZZN7FTDDGIH5W/events.json","paper":"https://pith.science/paper/JQ3YKZJZ"},"agent_actions":{"view_html":"https://pith.science/pith/JQ3YKZJZWXKGWZZN7FTDDGIH5W","download_json":"https://pith.science/pith/JQ3YKZJZWXKGWZZN7FTDDGIH5W.json","view_paper":"https://pith.science/paper/JQ3YKZJZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1501.05616&json=true","fetch_graph":"https://pith.science/api/pith-number/JQ3YKZJZWXKGWZZN7FTDDGIH5W/graph.json","fetch_events":"https://pith.science/api/pith-number/JQ3YKZJZWXKGWZZN7FTDDGIH5W/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JQ3YKZJZWXKGWZZN7FTDDGIH5W/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JQ3YKZJZWXKGWZZN7FTDDGIH5W/action/storage_attestation","attest_author":"https://pith.science/pith/JQ3YKZJZWXKGWZZN7FTDDGIH5W/action/author_attestation","sign_citation":"https://pith.science/pith/JQ3YKZJZWXKGWZZN7FTDDGIH5W/action/citation_signature","submit_replication":"https://pith.science/pith/JQ3YKZJZWXKGWZZN7FTDDGIH5W/action/replication_record"}},"created_at":"2026-05-18T01:41:09.230612+00:00","updated_at":"2026-05-18T01:41:09.230612+00:00"}