{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:ANGC36SQFSA7VZVEM3QROFKVMA","short_pith_number":"pith:ANGC36SQ","canonical_record":{"source":{"id":"1610.08427","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2016-10-26T17:06:10Z","cross_cats_sorted":[],"title_canon_sha256":"ffe226bce575536019e08669812c248c8421013c65a14b5b1f076f8bd52a2824","abstract_canon_sha256":"3c53d4cac1e1f05a744e5552dffbf9598d38cdcba2a11efe34d6f10fc4244485"},"schema_version":"1.0"},"canonical_sha256":"034c2dfa502c81fae6a466e11715556007cb5a4dbdb3df93dd4deb5935fcb851","source":{"kind":"arxiv","id":"1610.08427","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1610.08427","created_at":"2026-05-18T00:34:23Z"},{"alias_kind":"arxiv_version","alias_value":"1610.08427v2","created_at":"2026-05-18T00:34:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.08427","created_at":"2026-05-18T00:34:23Z"},{"alias_kind":"pith_short_12","alias_value":"ANGC36SQFSA7","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"ANGC36SQFSA7VZVE","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"ANGC36SQ","created_at":"2026-05-18T12:30:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:ANGC36SQFSA7VZVEM3QROFKVMA","target":"record","payload":{"canonical_record":{"source":{"id":"1610.08427","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2016-10-26T17:06:10Z","cross_cats_sorted":[],"title_canon_sha256":"ffe226bce575536019e08669812c248c8421013c65a14b5b1f076f8bd52a2824","abstract_canon_sha256":"3c53d4cac1e1f05a744e5552dffbf9598d38cdcba2a11efe34d6f10fc4244485"},"schema_version":"1.0"},"canonical_sha256":"034c2dfa502c81fae6a466e11715556007cb5a4dbdb3df93dd4deb5935fcb851","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:34:23.086770Z","signature_b64":"m6TClNCrKgen53FC30xUVuAaJaBvN/3QepSBQMMlfs0brMM7//vf38cwBpBFmgyrX5C+NFeni5ktVp3ubPg7DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"034c2dfa502c81fae6a466e11715556007cb5a4dbdb3df93dd4deb5935fcb851","last_reissued_at":"2026-05-18T00:34:23.085190Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:34:23.085190Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1610.08427","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":"2026-05-18T00:34:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jmqqOWPiAm0jxmR7AksXQIkuOy1w+yV7L/m77/4yO23Vb+nFpJD/yD7ht/ooLPRibjQam84rBhinvZFFUucVDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T14:10:01.733998Z"},"content_sha256":"1a4989f960dbfd2f0086b26ffeda04df47efe256d049260361b02bdf4f632d19","schema_version":"1.0","event_id":"sha256:1a4989f960dbfd2f0086b26ffeda04df47efe256d049260361b02bdf4f632d19"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:ANGC36SQFSA7VZVEM3QROFKVMA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Anisotropic permeability in deterministic lateral displacement arrays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"David Inglis, Keith Morton, Kevin Loutherback, Rohan Vernekar, Timm Kr\\\"uger","submitted_at":"2016-10-26T17:06:10Z","abstract_excerpt":"We uncover anisotropic permeability in microfluidic deterministic lateral displacement (DLD) arrays. A DLD array can achieve high-resolution bimodal size-based separation of microparticles, including bioparticles, such as cells. For an application with a given separation size, correct device operation requires that the flow remains at a fixed angle to the obstacle array. We demonstrate via experiments and lattice-Boltzmann simulations that subtle array design features cause anisotropic permeability. Anisotropic permeability indicates the microfluidic array's intrinsic tendency to induce an und"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.08427","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":"2026-05-18T00:34:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jNU85viyxHe9mrOuQmPeIdqkO6wsiTHsg/hLofqLVhdocNIo+mRs7R8bVYQuuamXQw4OgSuAqVQ9pY2QiiaFCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T14:10:01.734351Z"},"content_sha256":"61f6999966818a03035a3701c55d728176a9eb970d175b27511468ed30faac04","schema_version":"1.0","event_id":"sha256:61f6999966818a03035a3701c55d728176a9eb970d175b27511468ed30faac04"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ANGC36SQFSA7VZVEM3QROFKVMA/bundle.json","state_url":"https://pith.science/pith/ANGC36SQFSA7VZVEM3QROFKVMA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ANGC36SQFSA7VZVEM3QROFKVMA/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":"2026-06-24T14:10:01Z","links":{"resolver":"https://pith.science/pith/ANGC36SQFSA7VZVEM3QROFKVMA","bundle":"https://pith.science/pith/ANGC36SQFSA7VZVEM3QROFKVMA/bundle.json","state":"https://pith.science/pith/ANGC36SQFSA7VZVEM3QROFKVMA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ANGC36SQFSA7VZVEM3QROFKVMA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:ANGC36SQFSA7VZVEM3QROFKVMA","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":"3c53d4cac1e1f05a744e5552dffbf9598d38cdcba2a11efe34d6f10fc4244485","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2016-10-26T17:06:10Z","title_canon_sha256":"ffe226bce575536019e08669812c248c8421013c65a14b5b1f076f8bd52a2824"},"schema_version":"1.0","source":{"id":"1610.08427","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1610.08427","created_at":"2026-05-18T00:34:23Z"},{"alias_kind":"arxiv_version","alias_value":"1610.08427v2","created_at":"2026-05-18T00:34:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.08427","created_at":"2026-05-18T00:34:23Z"},{"alias_kind":"pith_short_12","alias_value":"ANGC36SQFSA7","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"ANGC36SQFSA7VZVE","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"ANGC36SQ","created_at":"2026-05-18T12:30:07Z"}],"graph_snapshots":[{"event_id":"sha256:61f6999966818a03035a3701c55d728176a9eb970d175b27511468ed30faac04","target":"graph","created_at":"2026-05-18T00:34:23Z","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 uncover anisotropic permeability in microfluidic deterministic lateral displacement (DLD) arrays. A DLD array can achieve high-resolution bimodal size-based separation of microparticles, including bioparticles, such as cells. For an application with a given separation size, correct device operation requires that the flow remains at a fixed angle to the obstacle array. We demonstrate via experiments and lattice-Boltzmann simulations that subtle array design features cause anisotropic permeability. Anisotropic permeability indicates the microfluidic array's intrinsic tendency to induce an und","authors_text":"David Inglis, Keith Morton, Kevin Loutherback, Rohan Vernekar, Timm Kr\\\"uger","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2016-10-26T17:06:10Z","title":"Anisotropic permeability in deterministic lateral displacement arrays"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.08427","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":"sha256:1a4989f960dbfd2f0086b26ffeda04df47efe256d049260361b02bdf4f632d19","target":"record","created_at":"2026-05-18T00:34:23Z","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":"3c53d4cac1e1f05a744e5552dffbf9598d38cdcba2a11efe34d6f10fc4244485","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2016-10-26T17:06:10Z","title_canon_sha256":"ffe226bce575536019e08669812c248c8421013c65a14b5b1f076f8bd52a2824"},"schema_version":"1.0","source":{"id":"1610.08427","kind":"arxiv","version":2}},"canonical_sha256":"034c2dfa502c81fae6a466e11715556007cb5a4dbdb3df93dd4deb5935fcb851","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"034c2dfa502c81fae6a466e11715556007cb5a4dbdb3df93dd4deb5935fcb851","first_computed_at":"2026-05-18T00:34:23.085190Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:34:23.085190Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"m6TClNCrKgen53FC30xUVuAaJaBvN/3QepSBQMMlfs0brMM7//vf38cwBpBFmgyrX5C+NFeni5ktVp3ubPg7DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:34:23.086770Z","signed_message":"canonical_sha256_bytes"},"source_id":"1610.08427","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1a4989f960dbfd2f0086b26ffeda04df47efe256d049260361b02bdf4f632d19","sha256:61f6999966818a03035a3701c55d728176a9eb970d175b27511468ed30faac04"],"state_sha256":"5a3558f8bbcd777127c8c11c48b8c7aad3b3d80a78e0feb03360582fc12f53c4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p0DkLdpZ1ZLPFMa37j0PSPErn8na/j/zg7eRscUlNxIW1KIOdOqFeXYhOwwPiJ/OX1pMxnkeHjrwf8pVhrDiCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-24T14:10:01.736306Z","bundle_sha256":"39518901150e37266f371df0d481ef5a214bf74d8051a8a1bcd426a55b9f6ad8"}}