{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:KTTPZGZR53ZNA2YN6YJCXRJ553","short_pith_number":"pith:KTTPZGZR","canonical_record":{"source":{"id":"1107.0618","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2011-07-04T13:26:08Z","cross_cats_sorted":[],"title_canon_sha256":"f92476c0b7de515874413f940037c5889aa095f9433c8d9b63e97c30a8605c7d","abstract_canon_sha256":"1ca1a974166cb5f163f7fda77ef05faea03c3bfa24866b2a4a2e40807c09b466"},"schema_version":"1.0"},"canonical_sha256":"54e6fc9b31eef2d06b0df6122bc53deef7db56e52f1d1098e86f4cf76b1ef66e","source":{"kind":"arxiv","id":"1107.0618","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"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:KTTPZGZR53ZNA2YN6YJCXRJ553","target":"record","payload":{"canonical_record":{"source":{"id":"1107.0618","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2011-07-04T13:26:08Z","cross_cats_sorted":[],"title_canon_sha256":"f92476c0b7de515874413f940037c5889aa095f9433c8d9b63e97c30a8605c7d","abstract_canon_sha256":"1ca1a974166cb5f163f7fda77ef05faea03c3bfa24866b2a4a2e40807c09b466"},"schema_version":"1.0"},"canonical_sha256":"54e6fc9b31eef2d06b0df6122bc53deef7db56e52f1d1098e86f4cf76b1ef66e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:10:46.927354Z","signature_b64":"a8Ej9olJB4M2LZYEjc7yruptqqsfsIDvlbrdULy/hISFkJbKVy8gfFdmfngyUaWY3M2dFYsuqdPJwLke6AfKCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"54e6fc9b31eef2d06b0df6122bc53deef7db56e52f1d1098e86f4cf76b1ef66e","last_reissued_at":"2026-05-18T04:10:46.926936Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:10:46.926936Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1107.0618","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:10:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5TE6e4AWxuPHDbQ0RTB8ymrlDwzoTdT+7Y3t7xNQaVddz6Ow1PVpE6qYwCe67KvpEEJJlf8gbThvBKsUoZiNAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T02:17:01.057288Z"},"content_sha256":"3ef34f30eea20084c975f3a428fa733398c8addc268dfbd2d4ca15e120d66606","schema_version":"1.0","event_id":"sha256:3ef34f30eea20084c975f3a428fa733398c8addc268dfbd2d4ca15e120d66606"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:KTTPZGZR53ZNA2YN6YJCXRJ553","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Order-to-disorder transition in ring-shaped colloidal stains","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"\\'Alvaro G. Mar\\'in, Detlef Lohse, Hanneke Gelderblom, Jacco H. Snoeijer","submitted_at":"2011-07-04T13:26:08Z","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"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.0618","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:10:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+KQ7OT+oHXZcoTG39Dx4lVdWjkvMaSrOIMkMpJEfgeQKSWxFZF7G2Lfd+QGlm+2RJ93Dwx84AoQWjuA8CusGBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T02:17:01.057984Z"},"content_sha256":"03447a6472a39448f5b1cc6c9d787f190cad79f1198d4e6f9c91305e6067ce90","schema_version":"1.0","event_id":"sha256:03447a6472a39448f5b1cc6c9d787f190cad79f1198d4e6f9c91305e6067ce90"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KTTPZGZR53ZNA2YN6YJCXRJ553/bundle.json","state_url":"https://pith.science/pith/KTTPZGZR53ZNA2YN6YJCXRJ553/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KTTPZGZR53ZNA2YN6YJCXRJ553/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-01T02:17:01Z","links":{"resolver":"https://pith.science/pith/KTTPZGZR53ZNA2YN6YJCXRJ553","bundle":"https://pith.science/pith/KTTPZGZR53ZNA2YN6YJCXRJ553/bundle.json","state":"https://pith.science/pith/KTTPZGZR53ZNA2YN6YJCXRJ553/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KTTPZGZR53ZNA2YN6YJCXRJ553/bundle.json"},"state":{"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"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bJGBwn1Ijqjz5a0ZpaBK/j3aYmk/r17fD1ivmWFJawdnstiM1uINQcH73KrOnhZvQHImRF3+quWzj0zi5ShBDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T02:17:01.061799Z","bundle_sha256":"13e2b583661c4207ef84b937da5332d7af16079ba89b198b1cc3af23a5d35a6d"}}