{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:PPDWII7TJU3O7I3JO5E3JNYJDY","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":"a970b9609180882833e6ce621727e4be45e48ea85463111bca7807f3606b81b4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-11-13T14:59:40Z","title_canon_sha256":"b55d7f57242e37ed24e686b7a2e828f4a85ebff35b139de6d50f28e5faf24693"},"schema_version":"1.0","source":{"id":"1811.05350","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.05350","created_at":"2026-05-17T23:54:15Z"},{"alias_kind":"arxiv_version","alias_value":"1811.05350v2","created_at":"2026-05-17T23:54:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.05350","created_at":"2026-05-17T23:54:15Z"},{"alias_kind":"pith_short_12","alias_value":"PPDWII7TJU3O","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"PPDWII7TJU3O7I3J","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"PPDWII7T","created_at":"2026-05-18T12:32:46Z"}],"graph_snapshots":[{"event_id":"sha256:9f1856c51b9e9dbd4a1567051d0e3bbb0264d48c06170dd05469152e6f2e0916","target":"graph","created_at":"2026-05-17T23:54:15Z","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":"Nonequilibrium steady states of vibrated inelastic frictionless spheres are investigated in quasi-two-dimensional confinement via molecular dynamics simulations. The phase diagram in the density-amplitude plane exhibits a fluidlike disordered and an ordered phase with threefold symmetry, as well as phase coexistence between the two. A dynamical mechanism exists that brings about metastable traveling clusters and at the same time stable clusters with anisotropic shapes at low vibration amplitude. Moreover, there is a square bilayer state which is connected to the fluid by BKTHNY-type two-step m","authors_text":"Sebastian C. Kapfer, Thomas Schindler","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-11-13T14:59:40Z","title":"Non-equilibrium steady states, coexistence and criticality in driven quasi-two-dimensional granular matter"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.05350","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":"sha256:0e84eb4986e598f742fba53b0fa1030b9029bd7912a12d769fa39f1e31a7ba0c","target":"record","created_at":"2026-05-17T23:54:15Z","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":"a970b9609180882833e6ce621727e4be45e48ea85463111bca7807f3606b81b4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-11-13T14:59:40Z","title_canon_sha256":"b55d7f57242e37ed24e686b7a2e828f4a85ebff35b139de6d50f28e5faf24693"},"schema_version":"1.0","source":{"id":"1811.05350","kind":"arxiv","version":2}},"canonical_sha256":"7bc76423f34d36efa3697749b4b7091e2d48a5b0da0e0f9b5c7aade38ae3c121","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7bc76423f34d36efa3697749b4b7091e2d48a5b0da0e0f9b5c7aade38ae3c121","first_computed_at":"2026-05-17T23:54:15.739696Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:54:15.739696Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"luCr7Y1OSnkuPxRS8a/VwQputxS77CMFgza2TfdCHL/8jkYstEhzZDu4BABJsd9J8cvTCcsA+Eaxv4AOb3fqBQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:54:15.740140Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.05350","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0e84eb4986e598f742fba53b0fa1030b9029bd7912a12d769fa39f1e31a7ba0c","sha256:9f1856c51b9e9dbd4a1567051d0e3bbb0264d48c06170dd05469152e6f2e0916"],"state_sha256":"2f08c610459cb9e57459ed6e1d5af6f5e2904a409ca34e8c9538c9e0973170e6"}