{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:ARZQNXGXQXY7NP7SYTYJ2NLKEL","short_pith_number":"pith:ARZQNXGX","canonical_record":{"source":{"id":"1611.10184","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2016-11-30T14:44:06Z","cross_cats_sorted":["physics.flu-dyn"],"title_canon_sha256":"564c2c5b551777b015ccea91f04315fdff50c3f8a6292fac014b611b61f137ef","abstract_canon_sha256":"a2087309212c093c7a650a640d8ddaf9b79372057b7c522d67c07cc677b9327a"},"schema_version":"1.0"},"canonical_sha256":"047306dcd785f1f6bff2c4f09d356a22e5b5b7d324b5638245679610ba0d6bef","source":{"kind":"arxiv","id":"1611.10184","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1611.10184","created_at":"2026-05-18T00:32:02Z"},{"alias_kind":"arxiv_version","alias_value":"1611.10184v1","created_at":"2026-05-18T00:32:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.10184","created_at":"2026-05-18T00:32:02Z"},{"alias_kind":"pith_short_12","alias_value":"ARZQNXGXQXY7","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"ARZQNXGXQXY7NP7S","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"ARZQNXGX","created_at":"2026-05-18T12:30:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:ARZQNXGXQXY7NP7SYTYJ2NLKEL","target":"record","payload":{"canonical_record":{"source":{"id":"1611.10184","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2016-11-30T14:44:06Z","cross_cats_sorted":["physics.flu-dyn"],"title_canon_sha256":"564c2c5b551777b015ccea91f04315fdff50c3f8a6292fac014b611b61f137ef","abstract_canon_sha256":"a2087309212c093c7a650a640d8ddaf9b79372057b7c522d67c07cc677b9327a"},"schema_version":"1.0"},"canonical_sha256":"047306dcd785f1f6bff2c4f09d356a22e5b5b7d324b5638245679610ba0d6bef","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:32:02.972028Z","signature_b64":"z+sCT6oAT3L98/5Aof48tjawLxzFukh6WnZZRJ7YB+G0umnRLY5mWvi5axQeklqaCtCjErQcoxD+ry9cjsPGAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"047306dcd785f1f6bff2c4f09d356a22e5b5b7d324b5638245679610ba0d6bef","last_reissued_at":"2026-05-18T00:32:02.971593Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:32:02.971593Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1611.10184","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:32:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LFxMZxLs+AadBnRBlimd8yZQpBV3YYtmju2XdwHpv7DTZvV3mcDppAc+En50ef9EL1WA+LBJrKLzOzObk1ZSDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T18:29:28.086603Z"},"content_sha256":"7c8898b7d2b608388106d4669e34d7924335e8749431621f53609fc82fd65b33","schema_version":"1.0","event_id":"sha256:7c8898b7d2b608388106d4669e34d7924335e8749431621f53609fc82fd65b33"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:ARZQNXGXQXY7NP7SYTYJ2NLKEL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Can phoretic particles swim in two dimensions?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.flu-dyn"],"primary_cat":"cond-mat.soft","authors_text":"Cory Hawley, David Sondak, Eric Lauga, Jean-Luc Thiffeault, Rebecca Vinsonhaler, Siyu Heng","submitted_at":"2016-11-30T14:44:06Z","abstract_excerpt":"Artificial phoretic particles swim using self-generated gradients in chemical species (self-diffusiophoresis) or charges and currents (self-electrophoresis). These particles can be used to study the physics of collective motion in active matter and might have promising applications in bioengineering. In the case of self-diffusiophoresis, the classical physical model relies on a steady solution of the diffusion equation, from which chemical gradients, phoretic flows and ultimately the swimming velocity, may be derived. Motivated by disk-shaped particles in thin films and under confinement, we e"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.10184","kind":"arxiv","version":1},"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":"2026-05-18T00:32:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8EpCDJt271I25N7B7sCztoJtLQuHZevgCLztCsFhMtvoF4JCMQmKIl2bdLaBwyI2f4Ie8A1FDf0AJoorrQO0Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T18:29:28.086996Z"},"content_sha256":"8131eb23bea6ff6ef23d8b5701ce171e761ecdc1821a54cfd8005e737ef30672","schema_version":"1.0","event_id":"sha256:8131eb23bea6ff6ef23d8b5701ce171e761ecdc1821a54cfd8005e737ef30672"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ARZQNXGXQXY7NP7SYTYJ2NLKEL/bundle.json","state_url":"https://pith.science/pith/ARZQNXGXQXY7NP7SYTYJ2NLKEL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ARZQNXGXQXY7NP7SYTYJ2NLKEL/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":"2026-05-27T18:29:28Z","links":{"resolver":"https://pith.science/pith/ARZQNXGXQXY7NP7SYTYJ2NLKEL","bundle":"https://pith.science/pith/ARZQNXGXQXY7NP7SYTYJ2NLKEL/bundle.json","state":"https://pith.science/pith/ARZQNXGXQXY7NP7SYTYJ2NLKEL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ARZQNXGXQXY7NP7SYTYJ2NLKEL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:ARZQNXGXQXY7NP7SYTYJ2NLKEL","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":"a2087309212c093c7a650a640d8ddaf9b79372057b7c522d67c07cc677b9327a","cross_cats_sorted":["physics.flu-dyn"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2016-11-30T14:44:06Z","title_canon_sha256":"564c2c5b551777b015ccea91f04315fdff50c3f8a6292fac014b611b61f137ef"},"schema_version":"1.0","source":{"id":"1611.10184","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1611.10184","created_at":"2026-05-18T00:32:02Z"},{"alias_kind":"arxiv_version","alias_value":"1611.10184v1","created_at":"2026-05-18T00:32:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.10184","created_at":"2026-05-18T00:32:02Z"},{"alias_kind":"pith_short_12","alias_value":"ARZQNXGXQXY7","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"ARZQNXGXQXY7NP7S","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"ARZQNXGX","created_at":"2026-05-18T12:30:07Z"}],"graph_snapshots":[{"event_id":"sha256:8131eb23bea6ff6ef23d8b5701ce171e761ecdc1821a54cfd8005e737ef30672","target":"graph","created_at":"2026-05-18T00:32:02Z","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":"Artificial phoretic particles swim using self-generated gradients in chemical species (self-diffusiophoresis) or charges and currents (self-electrophoresis). These particles can be used to study the physics of collective motion in active matter and might have promising applications in bioengineering. In the case of self-diffusiophoresis, the classical physical model relies on a steady solution of the diffusion equation, from which chemical gradients, phoretic flows and ultimately the swimming velocity, may be derived. Motivated by disk-shaped particles in thin films and under confinement, we e","authors_text":"Cory Hawley, David Sondak, Eric Lauga, Jean-Luc Thiffeault, Rebecca Vinsonhaler, Siyu Heng","cross_cats":["physics.flu-dyn"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2016-11-30T14:44:06Z","title":"Can phoretic particles swim in two dimensions?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.10184","kind":"arxiv","version":1},"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":"sha256:7c8898b7d2b608388106d4669e34d7924335e8749431621f53609fc82fd65b33","target":"record","created_at":"2026-05-18T00:32:02Z","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":"a2087309212c093c7a650a640d8ddaf9b79372057b7c522d67c07cc677b9327a","cross_cats_sorted":["physics.flu-dyn"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2016-11-30T14:44:06Z","title_canon_sha256":"564c2c5b551777b015ccea91f04315fdff50c3f8a6292fac014b611b61f137ef"},"schema_version":"1.0","source":{"id":"1611.10184","kind":"arxiv","version":1}},"canonical_sha256":"047306dcd785f1f6bff2c4f09d356a22e5b5b7d324b5638245679610ba0d6bef","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"047306dcd785f1f6bff2c4f09d356a22e5b5b7d324b5638245679610ba0d6bef","first_computed_at":"2026-05-18T00:32:02.971593Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:32:02.971593Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"z+sCT6oAT3L98/5Aof48tjawLxzFukh6WnZZRJ7YB+G0umnRLY5mWvi5axQeklqaCtCjErQcoxD+ry9cjsPGAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:32:02.972028Z","signed_message":"canonical_sha256_bytes"},"source_id":"1611.10184","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7c8898b7d2b608388106d4669e34d7924335e8749431621f53609fc82fd65b33","sha256:8131eb23bea6ff6ef23d8b5701ce171e761ecdc1821a54cfd8005e737ef30672"],"state_sha256":"41785d4d824c5f0240a0e92edb544a9eb261ace785c17ab2a2511d8a2627e3d8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OUtts3iX67YIVcCGjYJESl/N4vUh43XRDwTeB4ssxqVoR3/R5IEL2yN4LvDe61es71Oz1jqeCZ84txN82o85CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T18:29:28.089548Z","bundle_sha256":"c38c981c4f3e5082f0409fbff8e5f3ca9739f6649b7bac9d873c4c2f767d4d8e"}}