{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:65QQUWAJV37A6VMMWQZVOL2QZC","short_pith_number":"pith:65QQUWAJ","canonical_record":{"source":{"id":"1705.05223","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-05-11T12:07:23Z","cross_cats_sorted":[],"title_canon_sha256":"03012301117b2d4076c1117ba977aff078a3019d0f5ef3b8344ef5637f37d377","abstract_canon_sha256":"cf8331848a88c5f4c4f23766a0acec29729430f019d69562e3bee19842da5c1a"},"schema_version":"1.0"},"canonical_sha256":"f7610a5809aefe0f558cb433572f50c88e91bfa6e254472f8084a2969ce0f718","source":{"kind":"arxiv","id":"1705.05223","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.05223","created_at":"2026-05-18T00:29:55Z"},{"alias_kind":"arxiv_version","alias_value":"1705.05223v1","created_at":"2026-05-18T00:29:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.05223","created_at":"2026-05-18T00:29:55Z"},{"alias_kind":"pith_short_12","alias_value":"65QQUWAJV37A","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_16","alias_value":"65QQUWAJV37A6VMM","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_8","alias_value":"65QQUWAJ","created_at":"2026-05-18T12:31:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:65QQUWAJV37A6VMMWQZVOL2QZC","target":"record","payload":{"canonical_record":{"source":{"id":"1705.05223","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-05-11T12:07:23Z","cross_cats_sorted":[],"title_canon_sha256":"03012301117b2d4076c1117ba977aff078a3019d0f5ef3b8344ef5637f37d377","abstract_canon_sha256":"cf8331848a88c5f4c4f23766a0acec29729430f019d69562e3bee19842da5c1a"},"schema_version":"1.0"},"canonical_sha256":"f7610a5809aefe0f558cb433572f50c88e91bfa6e254472f8084a2969ce0f718","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:29:55.607478Z","signature_b64":"EoL2hYhKIwuEMAn+hosT8k2YNnDG8caRzVaR0BBzXxmZM3j6yNI5vI6Ib1Hb/PZl1D7m8EArs5F+h0Rh2yxqCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f7610a5809aefe0f558cb433572f50c88e91bfa6e254472f8084a2969ce0f718","last_reissued_at":"2026-05-18T00:29:55.606919Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:29:55.606919Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1705.05223","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":"2026-05-18T00:29:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7CQHxPOrRK+MwAsyt7+2UoA+neP1oG9EYCR3bNY7Crm3nc0jaBrfm6KHbEoYf0ZFzNSmp91rvGBI0fFoBspxAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T19:58:08.151148Z"},"content_sha256":"d99caa90d64e29471cd7f8f0dd8cdd431751334e8926b97d45dda179c151a26a","schema_version":"1.0","event_id":"sha256:d99caa90d64e29471cd7f8f0dd8cdd431751334e8926b97d45dda179c151a26a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:65QQUWAJV37A6VMMWQZVOL2QZC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Emergence of chaos in a viscous solution of rods","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Dario Vincenzi, Emmanuel L. C. VI M. Plan, Stefano Musacchio","submitted_at":"2017-05-11T12:07:23Z","abstract_excerpt":"It is shown that the addition of small amounts of microscopic rods in a viscous fluid at low Reynolds number causes a significant increase of the flow resistance. Numerical simulations of the dynamics of the solution reveal that this phenomenon is associated to a transition from laminar to chaotic flow. Polymer stresses give rise to flow instabilities which, in turn, perturb the alignment of the rods. This coupled dynamics results in the activation of a wide range of scales, which enhances the mixing efficiency of viscous flows."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.05223","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":"2026-05-18T00:29:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5kqrnLc5tkQQmNlaYg2CV+cTD2KDpTIhGddAIfaTdRoEPjP1+hOe+LNkzH0WC3M3/OiFW1N2LxvKVAFahs1bCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T19:58:08.151878Z"},"content_sha256":"25baece396d3f7a295be47194d368641b9eff4d7857a36f459fb942e95b05f88","schema_version":"1.0","event_id":"sha256:25baece396d3f7a295be47194d368641b9eff4d7857a36f459fb942e95b05f88"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/65QQUWAJV37A6VMMWQZVOL2QZC/bundle.json","state_url":"https://pith.science/pith/65QQUWAJV37A6VMMWQZVOL2QZC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/65QQUWAJV37A6VMMWQZVOL2QZC/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":"2026-05-25T19:58:08Z","links":{"resolver":"https://pith.science/pith/65QQUWAJV37A6VMMWQZVOL2QZC","bundle":"https://pith.science/pith/65QQUWAJV37A6VMMWQZVOL2QZC/bundle.json","state":"https://pith.science/pith/65QQUWAJV37A6VMMWQZVOL2QZC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/65QQUWAJV37A6VMMWQZVOL2QZC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:65QQUWAJV37A6VMMWQZVOL2QZC","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":"cf8331848a88c5f4c4f23766a0acec29729430f019d69562e3bee19842da5c1a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-05-11T12:07:23Z","title_canon_sha256":"03012301117b2d4076c1117ba977aff078a3019d0f5ef3b8344ef5637f37d377"},"schema_version":"1.0","source":{"id":"1705.05223","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.05223","created_at":"2026-05-18T00:29:55Z"},{"alias_kind":"arxiv_version","alias_value":"1705.05223v1","created_at":"2026-05-18T00:29:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.05223","created_at":"2026-05-18T00:29:55Z"},{"alias_kind":"pith_short_12","alias_value":"65QQUWAJV37A","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_16","alias_value":"65QQUWAJV37A6VMM","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_8","alias_value":"65QQUWAJ","created_at":"2026-05-18T12:31:03Z"}],"graph_snapshots":[{"event_id":"sha256:25baece396d3f7a295be47194d368641b9eff4d7857a36f459fb942e95b05f88","target":"graph","created_at":"2026-05-18T00:29:55Z","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":"It is shown that the addition of small amounts of microscopic rods in a viscous fluid at low Reynolds number causes a significant increase of the flow resistance. Numerical simulations of the dynamics of the solution reveal that this phenomenon is associated to a transition from laminar to chaotic flow. Polymer stresses give rise to flow instabilities which, in turn, perturb the alignment of the rods. This coupled dynamics results in the activation of a wide range of scales, which enhances the mixing efficiency of viscous flows.","authors_text":"Dario Vincenzi, Emmanuel L. C. VI M. Plan, Stefano Musacchio","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-05-11T12:07:23Z","title":"Emergence of chaos in a viscous solution of rods"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.05223","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:d99caa90d64e29471cd7f8f0dd8cdd431751334e8926b97d45dda179c151a26a","target":"record","created_at":"2026-05-18T00:29:55Z","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":"cf8331848a88c5f4c4f23766a0acec29729430f019d69562e3bee19842da5c1a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-05-11T12:07:23Z","title_canon_sha256":"03012301117b2d4076c1117ba977aff078a3019d0f5ef3b8344ef5637f37d377"},"schema_version":"1.0","source":{"id":"1705.05223","kind":"arxiv","version":1}},"canonical_sha256":"f7610a5809aefe0f558cb433572f50c88e91bfa6e254472f8084a2969ce0f718","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f7610a5809aefe0f558cb433572f50c88e91bfa6e254472f8084a2969ce0f718","first_computed_at":"2026-05-18T00:29:55.606919Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:29:55.606919Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"EoL2hYhKIwuEMAn+hosT8k2YNnDG8caRzVaR0BBzXxmZM3j6yNI5vI6Ib1Hb/PZl1D7m8EArs5F+h0Rh2yxqCA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:29:55.607478Z","signed_message":"canonical_sha256_bytes"},"source_id":"1705.05223","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d99caa90d64e29471cd7f8f0dd8cdd431751334e8926b97d45dda179c151a26a","sha256:25baece396d3f7a295be47194d368641b9eff4d7857a36f459fb942e95b05f88"],"state_sha256":"865fff8ee2ad90312a7961eebcc49ebc31e30e2932b391844f947b5f5b7f2e61"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ONOS1LcNiqiDZsJOqkl+qtg1+UGt41cEbym9s/KU+CxSwJIz47Cpg8XogSWdaWZ3Ui9OOb/nJ4RQN9Q+Y41ODA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T19:58:08.155631Z","bundle_sha256":"4c8681c0a771e32aed30afae8c025d5b46d638b7be6c25ff2216a6c14d5042e2"}}