{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:NDTNFXMZF5GL2ZTRIIZIVLZMRE","short_pith_number":"pith:NDTNFXMZ","schema_version":"1.0","canonical_sha256":"68e6d2dd992f4cbd667142328aaf2c89044c7ecd5650dc6c0bbea8a0e7d1f645","source":{"kind":"arxiv","id":"0906.0847","version":1},"attestation_state":"computed","paper":{"title":"Breakup of dense colloidal aggregates under hydrodynamic stresses","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.dis-nn"],"primary_cat":"cond-mat.soft","authors_text":"A. Zaccone, M. Lattuada, M. Morbidelli, M. Soos, M. U. Baebler","submitted_at":"2009-06-04T07:56:53Z","abstract_excerpt":"Flow-induced aggregation of colloidal particles leads to aggregates with fairly high fractal dimension () which are directly responsible for the observed rheological properties of sheared dispersions. We address the problem of the decrease of aggregate size with increasing hydrodynamic stress, as a consequence of breakup, by means of a fracture-mechanics model complemented by experiments in a multi-pass extensional (laminar) flow device. Evidence is shown that as long as the inner density decay with linear size within the aggregate (due to fractality) is not negligible (as for), this imposes a"},"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":"0906.0847","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2009-06-04T07:56:53Z","cross_cats_sorted":["cond-mat.dis-nn"],"title_canon_sha256":"539ab2364028db70fb8c9899b01f988353c84b994a5ee4b7ab86c763793c6fc3","abstract_canon_sha256":"b0eba9e315ca890b7a688cfc1eab16e16e97f223cc019e6e3516b75bb970fa64"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:43:20.587942Z","signature_b64":"h5q03yznB4EdECav0lP6n7Qs4AN7sxPpJnK4AOnSMf520N6pKlK9ZaqXIfrIFlf5mzzKBr/Oi11jY8dbXiDzDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"68e6d2dd992f4cbd667142328aaf2c89044c7ecd5650dc6c0bbea8a0e7d1f645","last_reissued_at":"2026-07-04T15:43:20.587531Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:43:20.587531Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Breakup of dense colloidal aggregates under hydrodynamic stresses","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.dis-nn"],"primary_cat":"cond-mat.soft","authors_text":"A. Zaccone, M. Lattuada, M. Morbidelli, M. Soos, M. U. Baebler","submitted_at":"2009-06-04T07:56:53Z","abstract_excerpt":"Flow-induced aggregation of colloidal particles leads to aggregates with fairly high fractal dimension () which are directly responsible for the observed rheological properties of sheared dispersions. We address the problem of the decrease of aggregate size with increasing hydrodynamic stress, as a consequence of breakup, by means of a fracture-mechanics model complemented by experiments in a multi-pass extensional (laminar) flow device. Evidence is shown that as long as the inner density decay with linear size within the aggregate (due to fractality) is not negligible (as for), this imposes a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0906.0847","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/0906.0847/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"0906.0847","created_at":"2026-07-04T15:43:20.587601+00:00"},{"alias_kind":"arxiv_version","alias_value":"0906.0847v1","created_at":"2026-07-04T15:43:20.587601+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0906.0847","created_at":"2026-07-04T15:43:20.587601+00:00"},{"alias_kind":"pith_short_12","alias_value":"NDTNFXMZF5GL","created_at":"2026-07-04T15:43:20.587601+00:00"},{"alias_kind":"pith_short_16","alias_value":"NDTNFXMZF5GL2ZTR","created_at":"2026-07-04T15:43:20.587601+00:00"},{"alias_kind":"pith_short_8","alias_value":"NDTNFXMZ","created_at":"2026-07-04T15:43:20.587601+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/NDTNFXMZF5GL2ZTRIIZIVLZMRE","json":"https://pith.science/pith/NDTNFXMZF5GL2ZTRIIZIVLZMRE.json","graph_json":"https://pith.science/api/pith-number/NDTNFXMZF5GL2ZTRIIZIVLZMRE/graph.json","events_json":"https://pith.science/api/pith-number/NDTNFXMZF5GL2ZTRIIZIVLZMRE/events.json","paper":"https://pith.science/paper/NDTNFXMZ"},"agent_actions":{"view_html":"https://pith.science/pith/NDTNFXMZF5GL2ZTRIIZIVLZMRE","download_json":"https://pith.science/pith/NDTNFXMZF5GL2ZTRIIZIVLZMRE.json","view_paper":"https://pith.science/paper/NDTNFXMZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0906.0847&json=true","fetch_graph":"https://pith.science/api/pith-number/NDTNFXMZF5GL2ZTRIIZIVLZMRE/graph.json","fetch_events":"https://pith.science/api/pith-number/NDTNFXMZF5GL2ZTRIIZIVLZMRE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NDTNFXMZF5GL2ZTRIIZIVLZMRE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NDTNFXMZF5GL2ZTRIIZIVLZMRE/action/storage_attestation","attest_author":"https://pith.science/pith/NDTNFXMZF5GL2ZTRIIZIVLZMRE/action/author_attestation","sign_citation":"https://pith.science/pith/NDTNFXMZF5GL2ZTRIIZIVLZMRE/action/citation_signature","submit_replication":"https://pith.science/pith/NDTNFXMZF5GL2ZTRIIZIVLZMRE/action/replication_record"}},"created_at":"2026-07-04T15:43:20.587601+00:00","updated_at":"2026-07-04T15:43:20.587601+00:00"}