{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:VBRUYNLEQSHSZC7P34DCVTUFPD","short_pith_number":"pith:VBRUYNLE","canonical_record":{"source":{"id":"1605.05255","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2016-05-17T17:21:37Z","cross_cats_sorted":[],"title_canon_sha256":"f385d44e462995af146841d141bacabd28aaefcab283e034ae6bcbb65d8e1113","abstract_canon_sha256":"f08cb15a5629d2ec2d5f606c210c3b11f8abb385587f22de2f0e4e83811b494f"},"schema_version":"1.0"},"canonical_sha256":"a8634c3564848f2c8befdf062ace8578e3143e3c03dd398dc3a2961de9678b59","source":{"kind":"arxiv","id":"1605.05255","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.05255","created_at":"2026-05-18T00:47:14Z"},{"alias_kind":"arxiv_version","alias_value":"1605.05255v2","created_at":"2026-05-18T00:47:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.05255","created_at":"2026-05-18T00:47:14Z"},{"alias_kind":"pith_short_12","alias_value":"VBRUYNLEQSHS","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_16","alias_value":"VBRUYNLEQSHSZC7P","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_8","alias_value":"VBRUYNLE","created_at":"2026-05-18T12:30:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:VBRUYNLEQSHSZC7P34DCVTUFPD","target":"record","payload":{"canonical_record":{"source":{"id":"1605.05255","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2016-05-17T17:21:37Z","cross_cats_sorted":[],"title_canon_sha256":"f385d44e462995af146841d141bacabd28aaefcab283e034ae6bcbb65d8e1113","abstract_canon_sha256":"f08cb15a5629d2ec2d5f606c210c3b11f8abb385587f22de2f0e4e83811b494f"},"schema_version":"1.0"},"canonical_sha256":"a8634c3564848f2c8befdf062ace8578e3143e3c03dd398dc3a2961de9678b59","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:47:14.597275Z","signature_b64":"flEeLC/YfTqvratReXfTNO0X1698LMWS7cAqOkhZ3N+VYl2+AsA9yHmiP/AAFYYx8qylywtZFuW9OvEfsnujCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a8634c3564848f2c8befdf062ace8578e3143e3c03dd398dc3a2961de9678b59","last_reissued_at":"2026-05-18T00:47:14.596727Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:47:14.596727Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.05255","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":"2026-05-18T00:47:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pb0C+lI/UeMQ/X0kjR+VuIIUd68fCK7Z6wphEQzgCFvqyxRAUwE+ohk2iE6MRw3tXVByNykkx5kGA09Z8XHwAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T01:13:56.449975Z"},"content_sha256":"e61023095c75f7397fa91cbee6d87813d21a7841ea62c1463cac8496049d88f2","schema_version":"1.0","event_id":"sha256:e61023095c75f7397fa91cbee6d87813d21a7841ea62c1463cac8496049d88f2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:VBRUYNLEQSHSZC7P34DCVTUFPD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Star-shaped Oscillations of Leidenfrost Drops","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Juan-Jos\\'e Li\\'etor-Santos, Justin C. Burton, Xiaolei Ma","submitted_at":"2016-05-17T17:21:37Z","abstract_excerpt":"We experimentally investigate the self-sustained, star-shaped oscillations of Leidenfrost drops. The drops levitate on a cushion of evaporated vapor over a heated, curved surface. We observe modes with $n = 2-13$ lobes around the drop periphery. We find that the wavelength of the oscillations depends only on the capillary length of the liquid, and is independent of the drop radius and substrate temperature. However, the number of observed modes depends sensitively on the liquid viscosity. The dominant frequency of pressure variations in the vapor layer is approximately twice the drop oscillati"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.05255","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":"2026-05-18T00:47:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TgAjgjYvNuLgcuRrtPAFkL1d5TD34/uU51uTWE+pHF18WdUzpI6m9eOl/NFodhCZ40MAg9eagL+EyNXDem4sCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T01:13:56.450756Z"},"content_sha256":"9e7c4943015d16efb4f98973469a47c50e2fe5839ccd8c4218348e9910408b75","schema_version":"1.0","event_id":"sha256:9e7c4943015d16efb4f98973469a47c50e2fe5839ccd8c4218348e9910408b75"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VBRUYNLEQSHSZC7P34DCVTUFPD/bundle.json","state_url":"https://pith.science/pith/VBRUYNLEQSHSZC7P34DCVTUFPD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VBRUYNLEQSHSZC7P34DCVTUFPD/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":"2026-05-31T01:13:56Z","links":{"resolver":"https://pith.science/pith/VBRUYNLEQSHSZC7P34DCVTUFPD","bundle":"https://pith.science/pith/VBRUYNLEQSHSZC7P34DCVTUFPD/bundle.json","state":"https://pith.science/pith/VBRUYNLEQSHSZC7P34DCVTUFPD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VBRUYNLEQSHSZC7P34DCVTUFPD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:VBRUYNLEQSHSZC7P34DCVTUFPD","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":"f08cb15a5629d2ec2d5f606c210c3b11f8abb385587f22de2f0e4e83811b494f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2016-05-17T17:21:37Z","title_canon_sha256":"f385d44e462995af146841d141bacabd28aaefcab283e034ae6bcbb65d8e1113"},"schema_version":"1.0","source":{"id":"1605.05255","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.05255","created_at":"2026-05-18T00:47:14Z"},{"alias_kind":"arxiv_version","alias_value":"1605.05255v2","created_at":"2026-05-18T00:47:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.05255","created_at":"2026-05-18T00:47:14Z"},{"alias_kind":"pith_short_12","alias_value":"VBRUYNLEQSHS","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_16","alias_value":"VBRUYNLEQSHSZC7P","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_8","alias_value":"VBRUYNLE","created_at":"2026-05-18T12:30:48Z"}],"graph_snapshots":[{"event_id":"sha256:9e7c4943015d16efb4f98973469a47c50e2fe5839ccd8c4218348e9910408b75","target":"graph","created_at":"2026-05-18T00:47:14Z","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 experimentally investigate the self-sustained, star-shaped oscillations of Leidenfrost drops. The drops levitate on a cushion of evaporated vapor over a heated, curved surface. We observe modes with $n = 2-13$ lobes around the drop periphery. We find that the wavelength of the oscillations depends only on the capillary length of the liquid, and is independent of the drop radius and substrate temperature. However, the number of observed modes depends sensitively on the liquid viscosity. The dominant frequency of pressure variations in the vapor layer is approximately twice the drop oscillati","authors_text":"Juan-Jos\\'e Li\\'etor-Santos, Justin C. Burton, Xiaolei Ma","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2016-05-17T17:21:37Z","title":"Star-shaped Oscillations of Leidenfrost Drops"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.05255","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:e61023095c75f7397fa91cbee6d87813d21a7841ea62c1463cac8496049d88f2","target":"record","created_at":"2026-05-18T00:47:14Z","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":"f08cb15a5629d2ec2d5f606c210c3b11f8abb385587f22de2f0e4e83811b494f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2016-05-17T17:21:37Z","title_canon_sha256":"f385d44e462995af146841d141bacabd28aaefcab283e034ae6bcbb65d8e1113"},"schema_version":"1.0","source":{"id":"1605.05255","kind":"arxiv","version":2}},"canonical_sha256":"a8634c3564848f2c8befdf062ace8578e3143e3c03dd398dc3a2961de9678b59","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a8634c3564848f2c8befdf062ace8578e3143e3c03dd398dc3a2961de9678b59","first_computed_at":"2026-05-18T00:47:14.596727Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:47:14.596727Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"flEeLC/YfTqvratReXfTNO0X1698LMWS7cAqOkhZ3N+VYl2+AsA9yHmiP/AAFYYx8qylywtZFuW9OvEfsnujCg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:47:14.597275Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.05255","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e61023095c75f7397fa91cbee6d87813d21a7841ea62c1463cac8496049d88f2","sha256:9e7c4943015d16efb4f98973469a47c50e2fe5839ccd8c4218348e9910408b75"],"state_sha256":"ab9d0692efc351d0acfb04d22d78344aad8f461ae58ba0a890ec7b813c44eae0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OdnCScTtWKCeyGyx9ZNoXWlwz5xtvQ0KQqfQVVvQkENtSqDvr8b3Bds9b+kAE6t5nP6wzGF7d+9mlQ29+LGiDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T01:13:56.454756Z","bundle_sha256":"c2dd6f484b2061e4a0a437d24a75bf4e21f2fc279e879d5235b6ccdbfa902e43"}}