{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:KTTPZGZR53ZNA2YN6YJCXRJ553","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":"1ca1a974166cb5f163f7fda77ef05faea03c3bfa24866b2a4a2e40807c09b466","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2011-07-04T13:26:08Z","title_canon_sha256":"f92476c0b7de515874413f940037c5889aa095f9433c8d9b63e97c30a8605c7d"},"schema_version":"1.0","source":{"id":"1107.0618","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1107.0618","created_at":"2026-05-18T04:10:46Z"},{"alias_kind":"arxiv_version","alias_value":"1107.0618v2","created_at":"2026-05-18T04:10:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.0618","created_at":"2026-05-18T04:10:46Z"},{"alias_kind":"pith_short_12","alias_value":"KTTPZGZR53ZN","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_16","alias_value":"KTTPZGZR53ZNA2YN","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_8","alias_value":"KTTPZGZR","created_at":"2026-05-18T12:26:34Z"}],"graph_snapshots":[{"event_id":"sha256:03447a6472a39448f5b1cc6c9d787f190cad79f1198d4e6f9c91305e6067ce90","target":"graph","created_at":"2026-05-18T04:10:46Z","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":"A colloidal dispersion droplet evaporating from a surface, such as a drying coffee drop, leaves a distinct ring-shaped stain. Although this mechanism is frequently used for particle self-assembly, the conditions for crystallization have remained unclear. Our experiments with monodisperse colloidal particles reveal a structural transition in the stain, from ordered crystals to disordered packings. We show that this sharp transition originates from a temporal singularity of the flow velocity inside the evaporating droplet at the end of its life. When the deposition speed is low, particles have t","authors_text":"\\'Alvaro G. Mar\\'in, Detlef Lohse, Hanneke Gelderblom, Jacco H. Snoeijer","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2011-07-04T13:26:08Z","title":"Order-to-disorder transition in ring-shaped colloidal stains"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.0618","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":"sha256:3ef34f30eea20084c975f3a428fa733398c8addc268dfbd2d4ca15e120d66606","target":"record","created_at":"2026-05-18T04:10:46Z","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":"1ca1a974166cb5f163f7fda77ef05faea03c3bfa24866b2a4a2e40807c09b466","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2011-07-04T13:26:08Z","title_canon_sha256":"f92476c0b7de515874413f940037c5889aa095f9433c8d9b63e97c30a8605c7d"},"schema_version":"1.0","source":{"id":"1107.0618","kind":"arxiv","version":2}},"canonical_sha256":"54e6fc9b31eef2d06b0df6122bc53deef7db56e52f1d1098e86f4cf76b1ef66e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"54e6fc9b31eef2d06b0df6122bc53deef7db56e52f1d1098e86f4cf76b1ef66e","first_computed_at":"2026-05-18T04:10:46.926936Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:10:46.926936Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"a8Ej9olJB4M2LZYEjc7yruptqqsfsIDvlbrdULy/hISFkJbKVy8gfFdmfngyUaWY3M2dFYsuqdPJwLke6AfKCg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:10:46.927354Z","signed_message":"canonical_sha256_bytes"},"source_id":"1107.0618","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3ef34f30eea20084c975f3a428fa733398c8addc268dfbd2d4ca15e120d66606","sha256:03447a6472a39448f5b1cc6c9d787f190cad79f1198d4e6f9c91305e6067ce90"],"state_sha256":"809e33f39ff92b964eaf86e7684b21b8b93ae6dbe1d52af72eeff671ee397415"}