{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:TFTSBXY4JXE5DMQM3VPVHYLMAD","short_pith_number":"pith:TFTSBXY4","schema_version":"1.0","canonical_sha256":"996720df1c4dc9d1b20cdd5f53e16c00cdbd40df30bbec6a06ed5dd5a73c3730","source":{"kind":"arxiv","id":"1404.7355","version":2},"attestation_state":"computed","paper":{"title":"Shear Jamming in Granular Experiments without Basal Friction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"Hu Zheng, Joshua A. Dijksman, Robert P. Behringer","submitted_at":"2014-04-29T13:50:32Z","abstract_excerpt":"Jammed states of frictional granular systems can be induced by shear strain at densities below the isostatic jamming density ($\\phi_c$). It remains unclear, however, how much friction affects this so-called shear-jamming. Friction appears in two ways in this type of experiment: friction between particles, and friction between particles and the base on which they rest. Here, we study how particle-bottom friction, or basal friction, affects shear jamming in quasi-two dimensional experiments. In order to study this issue experimentally, we apply simple shear to a disordered packing of photoelasti"},"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":"1404.7355","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2014-04-29T13:50:32Z","cross_cats_sorted":[],"title_canon_sha256":"2a77d44c53144b2b1469db312aaf9d6524703d16702e7d61fa305e054fa2be9a","abstract_canon_sha256":"b77cddd8116f26fbd2461ced7cfa5df227673643d35d1aa5921d19665b26cad0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:02:50.279389Z","signature_b64":"1zbqdiyJDjvnqmxWRkPdCPzxogssUpo4GexWfhSeaXfn17tFAO7hbfSJp6j6bEhBsqLrD9znIih3zMRI4TzfCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"996720df1c4dc9d1b20cdd5f53e16c00cdbd40df30bbec6a06ed5dd5a73c3730","last_reissued_at":"2026-05-18T00:02:50.278611Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:02:50.278611Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Shear Jamming in Granular Experiments without Basal Friction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"Hu Zheng, Joshua A. Dijksman, Robert P. Behringer","submitted_at":"2014-04-29T13:50:32Z","abstract_excerpt":"Jammed states of frictional granular systems can be induced by shear strain at densities below the isostatic jamming density ($\\phi_c$). It remains unclear, however, how much friction affects this so-called shear-jamming. Friction appears in two ways in this type of experiment: friction between particles, and friction between particles and the base on which they rest. Here, we study how particle-bottom friction, or basal friction, affects shear jamming in quasi-two dimensional experiments. In order to study this issue experimentally, we apply simple shear to a disordered packing of photoelasti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.7355","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":"1404.7355","created_at":"2026-05-18T00:02:50.278722+00:00"},{"alias_kind":"arxiv_version","alias_value":"1404.7355v2","created_at":"2026-05-18T00:02:50.278722+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.7355","created_at":"2026-05-18T00:02:50.278722+00:00"},{"alias_kind":"pith_short_12","alias_value":"TFTSBXY4JXE5","created_at":"2026-05-18T12:28:49.207871+00:00"},{"alias_kind":"pith_short_16","alias_value":"TFTSBXY4JXE5DMQM","created_at":"2026-05-18T12:28:49.207871+00:00"},{"alias_kind":"pith_short_8","alias_value":"TFTSBXY4","created_at":"2026-05-18T12:28:49.207871+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/TFTSBXY4JXE5DMQM3VPVHYLMAD","json":"https://pith.science/pith/TFTSBXY4JXE5DMQM3VPVHYLMAD.json","graph_json":"https://pith.science/api/pith-number/TFTSBXY4JXE5DMQM3VPVHYLMAD/graph.json","events_json":"https://pith.science/api/pith-number/TFTSBXY4JXE5DMQM3VPVHYLMAD/events.json","paper":"https://pith.science/paper/TFTSBXY4"},"agent_actions":{"view_html":"https://pith.science/pith/TFTSBXY4JXE5DMQM3VPVHYLMAD","download_json":"https://pith.science/pith/TFTSBXY4JXE5DMQM3VPVHYLMAD.json","view_paper":"https://pith.science/paper/TFTSBXY4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1404.7355&json=true","fetch_graph":"https://pith.science/api/pith-number/TFTSBXY4JXE5DMQM3VPVHYLMAD/graph.json","fetch_events":"https://pith.science/api/pith-number/TFTSBXY4JXE5DMQM3VPVHYLMAD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/TFTSBXY4JXE5DMQM3VPVHYLMAD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/TFTSBXY4JXE5DMQM3VPVHYLMAD/action/storage_attestation","attest_author":"https://pith.science/pith/TFTSBXY4JXE5DMQM3VPVHYLMAD/action/author_attestation","sign_citation":"https://pith.science/pith/TFTSBXY4JXE5DMQM3VPVHYLMAD/action/citation_signature","submit_replication":"https://pith.science/pith/TFTSBXY4JXE5DMQM3VPVHYLMAD/action/replication_record"}},"created_at":"2026-05-18T00:02:50.278722+00:00","updated_at":"2026-05-18T00:02:50.278722+00:00"}