{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:MQVNTKP7O7S2QJJPOODALF4WVE","short_pith_number":"pith:MQVNTKP7","canonical_record":{"source":{"id":"1106.0066","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2011-06-01T00:41:19Z","cross_cats_sorted":["physics.bio-ph"],"title_canon_sha256":"ebc480d3d1f4a6ff85340a44561a01ae893b1e671b68b3bf3153528c16bdb9f0","abstract_canon_sha256":"3ab2b615cfb303d19db362d78fe1e231c667332d2316967e9f60008a4e871fbb"},"schema_version":"1.0"},"canonical_sha256":"642ad9a9ff77e5a8252f7386059796a931ba467178669e9d2d6e00748ae8ae86","source":{"kind":"arxiv","id":"1106.0066","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.0066","created_at":"2026-05-18T04:17:13Z"},{"alias_kind":"arxiv_version","alias_value":"1106.0066v1","created_at":"2026-05-18T04:17:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.0066","created_at":"2026-05-18T04:17:13Z"},{"alias_kind":"pith_short_12","alias_value":"MQVNTKP7O7S2","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_16","alias_value":"MQVNTKP7O7S2QJJP","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_8","alias_value":"MQVNTKP7","created_at":"2026-05-18T12:26:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:MQVNTKP7O7S2QJJPOODALF4WVE","target":"record","payload":{"canonical_record":{"source":{"id":"1106.0066","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2011-06-01T00:41:19Z","cross_cats_sorted":["physics.bio-ph"],"title_canon_sha256":"ebc480d3d1f4a6ff85340a44561a01ae893b1e671b68b3bf3153528c16bdb9f0","abstract_canon_sha256":"3ab2b615cfb303d19db362d78fe1e231c667332d2316967e9f60008a4e871fbb"},"schema_version":"1.0"},"canonical_sha256":"642ad9a9ff77e5a8252f7386059796a931ba467178669e9d2d6e00748ae8ae86","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:17:13.295931Z","signature_b64":"Tp7vRASb6nQzGxa1KvPuNEn4zieP91+UgqPoNRfx6g9/nvmfX4OhniXBcsVBv+04CwTMSQJQxMqSTTjGd+8AAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"642ad9a9ff77e5a8252f7386059796a931ba467178669e9d2d6e00748ae8ae86","last_reissued_at":"2026-05-18T04:17:13.295390Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:17:13.295390Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1106.0066","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":"2026-05-18T04:17:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P83aqEj415Ty9ldJfVUusVa3oUhRQul/2bTDOfFPPDQ8UwkXurL9JruK6dvt6PqmHEeV2we7p4o4+VMVUbsHBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T05:20:51.551656Z"},"content_sha256":"ea807c79d3293984ac9b89ea97016df45ad327edc847b4925a396bd323c71304","schema_version":"1.0","event_id":"sha256:ea807c79d3293984ac9b89ea97016df45ad327edc847b4925a396bd323c71304"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:MQVNTKP7O7S2QJJPOODALF4WVE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Pulling and Pushing a Cargo With a Catalytically Active Carrier","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.bio-ph"],"primary_cat":"cond-mat.soft","authors_text":"M. N. Popescu, M. Tasinkevych, S. Dietrich","submitted_at":"2011-06-01T00:41:19Z","abstract_excerpt":"Catalytically active particles suspended in a liquid can move due to self-phoresis by generating solute gradients via chemical reactions of the solvent occurring at parts of their surface. Such particles can be used as carriers at the micro-scale. As a simple model for a carrier-cargo system we consider a catalytically active particle connected by a thin rigid rod to a catalytically inert cargo particle. We show that the velocity of the composite strongly depends on the relative orientation of the carrier-cargo link. Accordingly, there is an optimal configuration for the linkage. The subtlety "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.0066","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":"2026-05-18T04:17:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LWerWdBszzFmK9/r6h21V7LzDSlmewuF75hxZamtDEb/KX+q+URDXpOOqA0f4EAzKqZrIpqjsZXvQSDcJMx9Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T05:20:51.552006Z"},"content_sha256":"6ceb73a3127188162767e05eb2d62bddaf97b4586439ad288c428eeff5240e1d","schema_version":"1.0","event_id":"sha256:6ceb73a3127188162767e05eb2d62bddaf97b4586439ad288c428eeff5240e1d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MQVNTKP7O7S2QJJPOODALF4WVE/bundle.json","state_url":"https://pith.science/pith/MQVNTKP7O7S2QJJPOODALF4WVE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MQVNTKP7O7S2QJJPOODALF4WVE/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":"2026-05-28T05:20:51Z","links":{"resolver":"https://pith.science/pith/MQVNTKP7O7S2QJJPOODALF4WVE","bundle":"https://pith.science/pith/MQVNTKP7O7S2QJJPOODALF4WVE/bundle.json","state":"https://pith.science/pith/MQVNTKP7O7S2QJJPOODALF4WVE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MQVNTKP7O7S2QJJPOODALF4WVE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:MQVNTKP7O7S2QJJPOODALF4WVE","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":"3ab2b615cfb303d19db362d78fe1e231c667332d2316967e9f60008a4e871fbb","cross_cats_sorted":["physics.bio-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2011-06-01T00:41:19Z","title_canon_sha256":"ebc480d3d1f4a6ff85340a44561a01ae893b1e671b68b3bf3153528c16bdb9f0"},"schema_version":"1.0","source":{"id":"1106.0066","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.0066","created_at":"2026-05-18T04:17:13Z"},{"alias_kind":"arxiv_version","alias_value":"1106.0066v1","created_at":"2026-05-18T04:17:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.0066","created_at":"2026-05-18T04:17:13Z"},{"alias_kind":"pith_short_12","alias_value":"MQVNTKP7O7S2","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_16","alias_value":"MQVNTKP7O7S2QJJP","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_8","alias_value":"MQVNTKP7","created_at":"2026-05-18T12:26:34Z"}],"graph_snapshots":[{"event_id":"sha256:6ceb73a3127188162767e05eb2d62bddaf97b4586439ad288c428eeff5240e1d","target":"graph","created_at":"2026-05-18T04:17:13Z","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":"Catalytically active particles suspended in a liquid can move due to self-phoresis by generating solute gradients via chemical reactions of the solvent occurring at parts of their surface. Such particles can be used as carriers at the micro-scale. As a simple model for a carrier-cargo system we consider a catalytically active particle connected by a thin rigid rod to a catalytically inert cargo particle. We show that the velocity of the composite strongly depends on the relative orientation of the carrier-cargo link. Accordingly, there is an optimal configuration for the linkage. The subtlety ","authors_text":"M. N. Popescu, M. Tasinkevych, S. Dietrich","cross_cats":["physics.bio-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2011-06-01T00:41:19Z","title":"Pulling and Pushing a Cargo With a Catalytically Active Carrier"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.0066","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:ea807c79d3293984ac9b89ea97016df45ad327edc847b4925a396bd323c71304","target":"record","created_at":"2026-05-18T04:17:13Z","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":"3ab2b615cfb303d19db362d78fe1e231c667332d2316967e9f60008a4e871fbb","cross_cats_sorted":["physics.bio-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2011-06-01T00:41:19Z","title_canon_sha256":"ebc480d3d1f4a6ff85340a44561a01ae893b1e671b68b3bf3153528c16bdb9f0"},"schema_version":"1.0","source":{"id":"1106.0066","kind":"arxiv","version":1}},"canonical_sha256":"642ad9a9ff77e5a8252f7386059796a931ba467178669e9d2d6e00748ae8ae86","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"642ad9a9ff77e5a8252f7386059796a931ba467178669e9d2d6e00748ae8ae86","first_computed_at":"2026-05-18T04:17:13.295390Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:17:13.295390Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Tp7vRASb6nQzGxa1KvPuNEn4zieP91+UgqPoNRfx6g9/nvmfX4OhniXBcsVBv+04CwTMSQJQxMqSTTjGd+8AAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:17:13.295931Z","signed_message":"canonical_sha256_bytes"},"source_id":"1106.0066","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ea807c79d3293984ac9b89ea97016df45ad327edc847b4925a396bd323c71304","sha256:6ceb73a3127188162767e05eb2d62bddaf97b4586439ad288c428eeff5240e1d"],"state_sha256":"7b455d2b9de939e949f207200f8790631ee48003ba0c749b605966835d1dbde1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SJf5yD1aELuR3lSmatNip/aAgQRnkDUGYeF2i8FP4QBCjtSMke3NUFGDAuH+AJ8HgCXgWrHZOJchbHL0R0FCCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T05:20:51.554041Z","bundle_sha256":"b98ec1336fea130ce49705b8bc6e95cd0fbc7a1e61048ef9c2c307c9ceaa29a1"}}