{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:XNGE32E453UFWLVBKEF7Q7PWAB","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"9b07fe06f7e8c1c1c7cd14ac025d601a44816bbdcc778846ae4e26774ac89d28","cross_cats_sorted":["cond-mat.stat-mech"],"license":"","primary_cat":"cond-mat.soft","submitted_at":"2007-04-13T19:10:26Z","title_canon_sha256":"813b57dc5bd40154354748f17aca55cea70df17d4218fbdb72ac858b7a4b201a"},"schema_version":"1.0","source":{"id":"0704.1806","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0704.1806","created_at":"2026-05-18T04:09:24Z"},{"alias_kind":"arxiv_version","alias_value":"0704.1806v2","created_at":"2026-05-18T04:09:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0704.1806","created_at":"2026-05-18T04:09:24Z"},{"alias_kind":"pith_short_12","alias_value":"XNGE32E453UF","created_at":"2026-05-18T12:25:56Z"},{"alias_kind":"pith_short_16","alias_value":"XNGE32E453UFWLVB","created_at":"2026-05-18T12:25:56Z"},{"alias_kind":"pith_short_8","alias_value":"XNGE32E4","created_at":"2026-05-18T12:25:56Z"}],"graph_snapshots":[{"event_id":"sha256:5fc049138916e04da7e0feec4e68ce440e86c0213955eb5c644ef2e3796437c2","target":"graph","created_at":"2026-05-18T04:09:24Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We carry out numerical simulations to study transport behavior about the jamming transition of a model granular material in two dimensions at zero temperature. Shear viscosity \\eta is computed as a function of particle volume density \\rho and applied shear stress \\sigma, for diffusively moving particles with a soft core interaction. We find an excellent scaling collapse of our data as a function of the scaling variable \\sigma/|\\rho_c-\\rho|^\\Delta, where \\rho_c is the critical density at \\sigma=0 (\"point J\"), and \\Delta is the crossover scaling critical exponent. Our results show that jamming i","authors_text":"Peter Olsson, S. Teitel","cross_cats":["cond-mat.stat-mech"],"headline":"","license":"","primary_cat":"cond-mat.soft","submitted_at":"2007-04-13T19:10:26Z","title":"Critical Scaling of Shear Viscosity at the Jamming Transition"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0704.1806","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:6a668592ab72a74da78b3619ab5bf4e13e1700f32930e4539d497cc6c106ad6c","target":"record","created_at":"2026-05-18T04:09:24Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"9b07fe06f7e8c1c1c7cd14ac025d601a44816bbdcc778846ae4e26774ac89d28","cross_cats_sorted":["cond-mat.stat-mech"],"license":"","primary_cat":"cond-mat.soft","submitted_at":"2007-04-13T19:10:26Z","title_canon_sha256":"813b57dc5bd40154354748f17aca55cea70df17d4218fbdb72ac858b7a4b201a"},"schema_version":"1.0","source":{"id":"0704.1806","kind":"arxiv","version":2}},"canonical_sha256":"bb4c4de89ceee85b2ea1510bf87df60063bc811d0adef8137c27b4cfec5e5eb7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bb4c4de89ceee85b2ea1510bf87df60063bc811d0adef8137c27b4cfec5e5eb7","first_computed_at":"2026-05-18T04:09:24.150242Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:09:24.150242Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ljt6PkAiSzcQAkgw5HmFgBh2TuUVE4CoQbB6tt99O2vqxVil8iCEbi17rkpIa/jGVmK9+sgdLTrEIUHqBPB9DA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:09:24.150875Z","signed_message":"canonical_sha256_bytes"},"source_id":"0704.1806","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6a668592ab72a74da78b3619ab5bf4e13e1700f32930e4539d497cc6c106ad6c","sha256:5fc049138916e04da7e0feec4e68ce440e86c0213955eb5c644ef2e3796437c2"],"state_sha256":"6e1ea7fdf476566edd958932f8d5dc43c1f824b6d76ff720880edc81a23f70c2"}