{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:ZMXKZCWWRZK34CO2UFKZE7INUK","short_pith_number":"pith:ZMXKZCWW","canonical_record":{"source":{"id":"1809.10923","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-09-28T09:01:19Z","cross_cats_sorted":["physics.flu-dyn"],"title_canon_sha256":"f154fe0af90f9873453b7f70df92ee937f8f9eedf55ff92275780ac90900e83b","abstract_canon_sha256":"4f3b05c69826094ac9c12e48704e2dc712b9c1c3a397d30fd65be0f3a3f3d5d7"},"schema_version":"1.0"},"canonical_sha256":"cb2eac8ad68e55be09daa155927d0da2a93cb85c9de9a8c43ecb82986f9ab1a4","source":{"kind":"arxiv","id":"1809.10923","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.10923","created_at":"2026-05-17T23:51:43Z"},{"alias_kind":"arxiv_version","alias_value":"1809.10923v2","created_at":"2026-05-17T23:51:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.10923","created_at":"2026-05-17T23:51:43Z"},{"alias_kind":"pith_short_12","alias_value":"ZMXKZCWWRZK3","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_16","alias_value":"ZMXKZCWWRZK34CO2","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_8","alias_value":"ZMXKZCWW","created_at":"2026-05-18T12:33:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:ZMXKZCWWRZK34CO2UFKZE7INUK","target":"record","payload":{"canonical_record":{"source":{"id":"1809.10923","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-09-28T09:01:19Z","cross_cats_sorted":["physics.flu-dyn"],"title_canon_sha256":"f154fe0af90f9873453b7f70df92ee937f8f9eedf55ff92275780ac90900e83b","abstract_canon_sha256":"4f3b05c69826094ac9c12e48704e2dc712b9c1c3a397d30fd65be0f3a3f3d5d7"},"schema_version":"1.0"},"canonical_sha256":"cb2eac8ad68e55be09daa155927d0da2a93cb85c9de9a8c43ecb82986f9ab1a4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:51:43.890401Z","signature_b64":"1AFbGOvTh8uHQH5w3oMcNxBdWX9NB1WN+OP64Mxq/kkBOARmnZmNEI5iXljJnjeVYB+VekvZqsu6YE1ta9cSBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cb2eac8ad68e55be09daa155927d0da2a93cb85c9de9a8c43ecb82986f9ab1a4","last_reissued_at":"2026-05-17T23:51:43.889930Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:51:43.889930Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1809.10923","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":"2026-05-17T23:51:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ccdCbSSNxdCMVa0QZHRkJgClGoX9Q4fBC/6eMpsncRhYYTUxV0LUFVkkBd8cY0hPa8PiDL9DykZ2PUggImRvBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T08:51:54.603945Z"},"content_sha256":"7c4a9d4f297d8cd584f8a820c3844ddf1189f5a835d46ff5ec33374f0f53d3e5","schema_version":"1.0","event_id":"sha256:7c4a9d4f297d8cd584f8a820c3844ddf1189f5a835d46ff5ec33374f0f53d3e5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:ZMXKZCWWRZK34CO2UFKZE7INUK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Wettability-independent droplet transport by \\emph{Bendotaxis}","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.flu-dyn"],"primary_cat":"cond-mat.soft","authors_text":"Alexander T. Bradley, Dominic Vella, Finn Box, Ian J. Hewitt","submitted_at":"2018-09-28T09:01:19Z","abstract_excerpt":"We demonstrate \\textit{bendotaxis}, a novel mechanism for droplet self-transport at small scales. A combination of bending and capillarity in a thin channel causes a pressure gradient that, in turn, results in the spontaneous movement of a liquid droplet. Surprisingly, the direction of this motion is always the same, regardless of the wettability of the channel. We use a combination of experiments at a macroscopic scale and a simple mathematical model to study this motion, focussing in particular on the time scale associated with the motion. We suggest that \\emph{bendotaxis} may be a useful me"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.10923","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":"2026-05-17T23:51:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5q9ueSkV1bofs1vqZUdtv+IiX2VS64cHU3dudPU7+p7nKozuUW5TSVrtiooVqWPJFJ0wMpjGDbzXHRnqtfisDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T08:51:54.604281Z"},"content_sha256":"3395505d83a45b6fab9bc90bdcff99f6277beead5aeb078a67ecc69db3e60a9e","schema_version":"1.0","event_id":"sha256:3395505d83a45b6fab9bc90bdcff99f6277beead5aeb078a67ecc69db3e60a9e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZMXKZCWWRZK34CO2UFKZE7INUK/bundle.json","state_url":"https://pith.science/pith/ZMXKZCWWRZK34CO2UFKZE7INUK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZMXKZCWWRZK34CO2UFKZE7INUK/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":"2026-06-05T08:51:54Z","links":{"resolver":"https://pith.science/pith/ZMXKZCWWRZK34CO2UFKZE7INUK","bundle":"https://pith.science/pith/ZMXKZCWWRZK34CO2UFKZE7INUK/bundle.json","state":"https://pith.science/pith/ZMXKZCWWRZK34CO2UFKZE7INUK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZMXKZCWWRZK34CO2UFKZE7INUK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:ZMXKZCWWRZK34CO2UFKZE7INUK","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":"4f3b05c69826094ac9c12e48704e2dc712b9c1c3a397d30fd65be0f3a3f3d5d7","cross_cats_sorted":["physics.flu-dyn"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-09-28T09:01:19Z","title_canon_sha256":"f154fe0af90f9873453b7f70df92ee937f8f9eedf55ff92275780ac90900e83b"},"schema_version":"1.0","source":{"id":"1809.10923","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.10923","created_at":"2026-05-17T23:51:43Z"},{"alias_kind":"arxiv_version","alias_value":"1809.10923v2","created_at":"2026-05-17T23:51:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.10923","created_at":"2026-05-17T23:51:43Z"},{"alias_kind":"pith_short_12","alias_value":"ZMXKZCWWRZK3","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_16","alias_value":"ZMXKZCWWRZK34CO2","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_8","alias_value":"ZMXKZCWW","created_at":"2026-05-18T12:33:07Z"}],"graph_snapshots":[{"event_id":"sha256:3395505d83a45b6fab9bc90bdcff99f6277beead5aeb078a67ecc69db3e60a9e","target":"graph","created_at":"2026-05-17T23:51:43Z","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 demonstrate \\textit{bendotaxis}, a novel mechanism for droplet self-transport at small scales. A combination of bending and capillarity in a thin channel causes a pressure gradient that, in turn, results in the spontaneous movement of a liquid droplet. Surprisingly, the direction of this motion is always the same, regardless of the wettability of the channel. We use a combination of experiments at a macroscopic scale and a simple mathematical model to study this motion, focussing in particular on the time scale associated with the motion. We suggest that \\emph{bendotaxis} may be a useful me","authors_text":"Alexander T. Bradley, Dominic Vella, Finn Box, Ian J. Hewitt","cross_cats":["physics.flu-dyn"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-09-28T09:01:19Z","title":"Wettability-independent droplet transport by \\emph{Bendotaxis}"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.10923","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":"sha256:7c4a9d4f297d8cd584f8a820c3844ddf1189f5a835d46ff5ec33374f0f53d3e5","target":"record","created_at":"2026-05-17T23:51:43Z","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":"4f3b05c69826094ac9c12e48704e2dc712b9c1c3a397d30fd65be0f3a3f3d5d7","cross_cats_sorted":["physics.flu-dyn"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-09-28T09:01:19Z","title_canon_sha256":"f154fe0af90f9873453b7f70df92ee937f8f9eedf55ff92275780ac90900e83b"},"schema_version":"1.0","source":{"id":"1809.10923","kind":"arxiv","version":2}},"canonical_sha256":"cb2eac8ad68e55be09daa155927d0da2a93cb85c9de9a8c43ecb82986f9ab1a4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cb2eac8ad68e55be09daa155927d0da2a93cb85c9de9a8c43ecb82986f9ab1a4","first_computed_at":"2026-05-17T23:51:43.889930Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:51:43.889930Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1AFbGOvTh8uHQH5w3oMcNxBdWX9NB1WN+OP64Mxq/kkBOARmnZmNEI5iXljJnjeVYB+VekvZqsu6YE1ta9cSBw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:51:43.890401Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.10923","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7c4a9d4f297d8cd584f8a820c3844ddf1189f5a835d46ff5ec33374f0f53d3e5","sha256:3395505d83a45b6fab9bc90bdcff99f6277beead5aeb078a67ecc69db3e60a9e"],"state_sha256":"8be8d4476e49393de87c076fcc71da771a80c6629cea88475d77a40c15f44b15"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cF8hgg4U1I1dVahMvQKdIuMnQaJC958fD/H6OKv9Ncxe6Ma1NQ5MpkQqzPmt32eFdg09hsGgMV2v04GYra8NAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T08:51:54.606294Z","bundle_sha256":"3118d09e07fd66107de7edd2723fbc91e7eaf5484445d998d031870ab1a71b96"}}