{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:CCUYDLPSSLZIZU7DYHWUFDTKV6","short_pith_number":"pith:CCUYDLPS","canonical_record":{"source":{"id":"1809.04302","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-09-12T08:20:38Z","cross_cats_sorted":[],"title_canon_sha256":"b05db351a731859af5bb5f47c66ee4ff0f27dbb0f95881d1edd236d1fd0c23c0","abstract_canon_sha256":"c8abf539c98d7a701326d51f5c8b7fd64b812caff1e5aa6eb3144b67abda4f33"},"schema_version":"1.0"},"canonical_sha256":"10a981adf292f28cd3e3c1ed428e6aafa7f7e58f684ab69c85a863bf08a09b9d","source":{"kind":"arxiv","id":"1809.04302","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.04302","created_at":"2026-05-17T23:49:52Z"},{"alias_kind":"arxiv_version","alias_value":"1809.04302v3","created_at":"2026-05-17T23:49:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.04302","created_at":"2026-05-17T23:49:52Z"},{"alias_kind":"pith_short_12","alias_value":"CCUYDLPSSLZI","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"CCUYDLPSSLZIZU7D","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"CCUYDLPS","created_at":"2026-05-18T12:32:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:CCUYDLPSSLZIZU7DYHWUFDTKV6","target":"record","payload":{"canonical_record":{"source":{"id":"1809.04302","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-09-12T08:20:38Z","cross_cats_sorted":[],"title_canon_sha256":"b05db351a731859af5bb5f47c66ee4ff0f27dbb0f95881d1edd236d1fd0c23c0","abstract_canon_sha256":"c8abf539c98d7a701326d51f5c8b7fd64b812caff1e5aa6eb3144b67abda4f33"},"schema_version":"1.0"},"canonical_sha256":"10a981adf292f28cd3e3c1ed428e6aafa7f7e58f684ab69c85a863bf08a09b9d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:49:52.546784Z","signature_b64":"KpXMeiw4Xw3Y6CYMIA04SqZOGLetttW82+fjfSWrTovEG+q3oEaYmlATlMDcr2o7r2t2jkMh07tKh6Y0X3p5DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"10a981adf292f28cd3e3c1ed428e6aafa7f7e58f684ab69c85a863bf08a09b9d","last_reissued_at":"2026-05-17T23:49:52.546391Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:49:52.546391Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1809.04302","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:49:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CmRlMQCFh3Zt1hGFeC8+LnccaXlaPmMGQ0QpIRmJZCoh21Y5V9cYgTsWKK7Au0IPTEGMhRExORbPD4DJXwAcDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T21:10:52.519694Z"},"content_sha256":"c96c4002991b75b4199107a057224e3d1ae022ce4a4e4b7ff3c43f703ddf5045","schema_version":"1.0","event_id":"sha256:c96c4002991b75b4199107a057224e3d1ae022ce4a4e4b7ff3c43f703ddf5045"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:CCUYDLPSSLZIZU7DYHWUFDTKV6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Nonequilibrium and morphological characterizations of Kelvin-Helmholtz instability in compressible flows","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"Aiguo Xu, Chuandong Lin, Guangcai Zhang, Huilin Lai, Yanbiao Gan, Zhipeng Liu","submitted_at":"2018-09-12T08:20:38Z","abstract_excerpt":"We investigate the effects of viscosity and heat conduction on the onset and growth of Kelvin-Helmholtz instability (KHI) via an efficient discrete Boltzmann model. Technically, two effective approaches are presented to quantitatively analyze and understand the configurations and kinetic processes. One is to determine the thickness of mixing layers through tracking the distributions and evolutions of the thermodynamic nonequilibrium (TNE) measures; the other is to evaluate the growth rate of KHI from the slopes of morphological functionals. Physically, it is found that the time histories of wi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.04302","kind":"arxiv","version":3},"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":"2026-05-17T23:49:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"x99qjAnhOZEWjYhMjecRpizNnGDWOcxN1+fD9I056FDhaaPnItW2cAjX+fbp94Qbg2TBulSvEevO6mW7bi15CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T21:10:52.520053Z"},"content_sha256":"37a6138c78442064515c026d1238462db6dc46b6bd5cdd5791b68ac11da47b38","schema_version":"1.0","event_id":"sha256:37a6138c78442064515c026d1238462db6dc46b6bd5cdd5791b68ac11da47b38"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CCUYDLPSSLZIZU7DYHWUFDTKV6/bundle.json","state_url":"https://pith.science/pith/CCUYDLPSSLZIZU7DYHWUFDTKV6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CCUYDLPSSLZIZU7DYHWUFDTKV6/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":"2026-06-04T21:10:52Z","links":{"resolver":"https://pith.science/pith/CCUYDLPSSLZIZU7DYHWUFDTKV6","bundle":"https://pith.science/pith/CCUYDLPSSLZIZU7DYHWUFDTKV6/bundle.json","state":"https://pith.science/pith/CCUYDLPSSLZIZU7DYHWUFDTKV6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CCUYDLPSSLZIZU7DYHWUFDTKV6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:CCUYDLPSSLZIZU7DYHWUFDTKV6","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":"c8abf539c98d7a701326d51f5c8b7fd64b812caff1e5aa6eb3144b67abda4f33","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-09-12T08:20:38Z","title_canon_sha256":"b05db351a731859af5bb5f47c66ee4ff0f27dbb0f95881d1edd236d1fd0c23c0"},"schema_version":"1.0","source":{"id":"1809.04302","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.04302","created_at":"2026-05-17T23:49:52Z"},{"alias_kind":"arxiv_version","alias_value":"1809.04302v3","created_at":"2026-05-17T23:49:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.04302","created_at":"2026-05-17T23:49:52Z"},{"alias_kind":"pith_short_12","alias_value":"CCUYDLPSSLZI","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"CCUYDLPSSLZIZU7D","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"CCUYDLPS","created_at":"2026-05-18T12:32:16Z"}],"graph_snapshots":[{"event_id":"sha256:37a6138c78442064515c026d1238462db6dc46b6bd5cdd5791b68ac11da47b38","target":"graph","created_at":"2026-05-17T23:49:52Z","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 investigate the effects of viscosity and heat conduction on the onset and growth of Kelvin-Helmholtz instability (KHI) via an efficient discrete Boltzmann model. Technically, two effective approaches are presented to quantitatively analyze and understand the configurations and kinetic processes. One is to determine the thickness of mixing layers through tracking the distributions and evolutions of the thermodynamic nonequilibrium (TNE) measures; the other is to evaluate the growth rate of KHI from the slopes of morphological functionals. Physically, it is found that the time histories of wi","authors_text":"Aiguo Xu, Chuandong Lin, Guangcai Zhang, Huilin Lai, Yanbiao Gan, Zhipeng Liu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-09-12T08:20:38Z","title":"Nonequilibrium and morphological characterizations of Kelvin-Helmholtz instability in compressible flows"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.04302","kind":"arxiv","version":3},"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:c96c4002991b75b4199107a057224e3d1ae022ce4a4e4b7ff3c43f703ddf5045","target":"record","created_at":"2026-05-17T23:49:52Z","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":"c8abf539c98d7a701326d51f5c8b7fd64b812caff1e5aa6eb3144b67abda4f33","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-09-12T08:20:38Z","title_canon_sha256":"b05db351a731859af5bb5f47c66ee4ff0f27dbb0f95881d1edd236d1fd0c23c0"},"schema_version":"1.0","source":{"id":"1809.04302","kind":"arxiv","version":3}},"canonical_sha256":"10a981adf292f28cd3e3c1ed428e6aafa7f7e58f684ab69c85a863bf08a09b9d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"10a981adf292f28cd3e3c1ed428e6aafa7f7e58f684ab69c85a863bf08a09b9d","first_computed_at":"2026-05-17T23:49:52.546391Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:49:52.546391Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KpXMeiw4Xw3Y6CYMIA04SqZOGLetttW82+fjfSWrTovEG+q3oEaYmlATlMDcr2o7r2t2jkMh07tKh6Y0X3p5DA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:49:52.546784Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.04302","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c96c4002991b75b4199107a057224e3d1ae022ce4a4e4b7ff3c43f703ddf5045","sha256:37a6138c78442064515c026d1238462db6dc46b6bd5cdd5791b68ac11da47b38"],"state_sha256":"9f5c3facc376ae11e65c3eee2b30921f73c8f668010500908f2985c6a0497212"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6x0gCp6qJ38ztvUJbmh05IqRiyJ1Jw3tobNel/VeNx9BkRqH0AloZVQM1Wdn+r2Ws1aVcmDbTBZHSSRapllCBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T21:10:52.522054Z","bundle_sha256":"64f1b7747c04d6c8f8e4794a82f5c2c344fe4f98d44b15308903f6014fede565"}}