{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:XWEN6GZS6HSSNMJE4JSV5JVTAX","short_pith_number":"pith:XWEN6GZS","schema_version":"1.0","canonical_sha256":"bd88df1b32f1e526b124e2655ea6b305f8a861801a2f75bb16e8b30f4b13b256","source":{"kind":"arxiv","id":"2012.05663","version":2},"attestation_state":"computed","paper":{"title":"Eulerian and Lagrangian second-order statistics of superfluid ${^4}$He grid turbulence","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.flu-dyn"],"primary_cat":"cond-mat.other","authors_text":"A. Pomyalov, V.S. L'vov, W. Guo, Y. Tang","submitted_at":"2020-12-10T13:41:31Z","abstract_excerpt":"We use particle tracking velocimetry to study Eulerian and Lagrangian second-order statistics of superfluid $^4$He grid turbulence. The Eulerian energy spectra at scales larger than the mean distance between quantum vortex lines behave classically with close to Kolmogorov-1941 scaling and are almost isotropic. The Lagrangian second-order structure functions and frequency power spectra, measured at scales comparable with the intervortex distance, demonstrate a sharp transition from nearly-classical behavior to a regime dominated by the motion of quantum vortex lines. Employing the homogeneity o"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2012.05663","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2020-12-10T13:41:31Z","cross_cats_sorted":["physics.flu-dyn"],"title_canon_sha256":"1663b07a26a9576123ef10f339a0f428b6ef8c7444cc13aa0ffba47a88e97379","abstract_canon_sha256":"c0dcd3741264c643dbf7f1e1b6565be693427b4775e2d33a5ab0ebb4f1154e6b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:31:46.826630Z","signature_b64":"UKGsnd1zH8xTauALW0AndjCinE0pZOqvIqZDNKFbUYyco/48BGAYi2lV/6Z1rSmhF0d5H+SQhCpMlJYEsObrCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bd88df1b32f1e526b124e2655ea6b305f8a861801a2f75bb16e8b30f4b13b256","last_reissued_at":"2026-07-05T02:31:46.826182Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:31:46.826182Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Eulerian and Lagrangian second-order statistics of superfluid ${^4}$He grid turbulence","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.flu-dyn"],"primary_cat":"cond-mat.other","authors_text":"A. Pomyalov, V.S. L'vov, W. Guo, Y. Tang","submitted_at":"2020-12-10T13:41:31Z","abstract_excerpt":"We use particle tracking velocimetry to study Eulerian and Lagrangian second-order statistics of superfluid $^4$He grid turbulence. The Eulerian energy spectra at scales larger than the mean distance between quantum vortex lines behave classically with close to Kolmogorov-1941 scaling and are almost isotropic. The Lagrangian second-order structure functions and frequency power spectra, measured at scales comparable with the intervortex distance, demonstrate a sharp transition from nearly-classical behavior to a regime dominated by the motion of quantum vortex lines. Employing the homogeneity o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.05663","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2012.05663/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2012.05663","created_at":"2026-07-05T02:31:46.826240+00:00"},{"alias_kind":"arxiv_version","alias_value":"2012.05663v2","created_at":"2026-07-05T02:31:46.826240+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.05663","created_at":"2026-07-05T02:31:46.826240+00:00"},{"alias_kind":"pith_short_12","alias_value":"XWEN6GZS6HSS","created_at":"2026-07-05T02:31:46.826240+00:00"},{"alias_kind":"pith_short_16","alias_value":"XWEN6GZS6HSSNMJE","created_at":"2026-07-05T02:31:46.826240+00:00"},{"alias_kind":"pith_short_8","alias_value":"XWEN6GZS","created_at":"2026-07-05T02:31:46.826240+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/XWEN6GZS6HSSNMJE4JSV5JVTAX","json":"https://pith.science/pith/XWEN6GZS6HSSNMJE4JSV5JVTAX.json","graph_json":"https://pith.science/api/pith-number/XWEN6GZS6HSSNMJE4JSV5JVTAX/graph.json","events_json":"https://pith.science/api/pith-number/XWEN6GZS6HSSNMJE4JSV5JVTAX/events.json","paper":"https://pith.science/paper/XWEN6GZS"},"agent_actions":{"view_html":"https://pith.science/pith/XWEN6GZS6HSSNMJE4JSV5JVTAX","download_json":"https://pith.science/pith/XWEN6GZS6HSSNMJE4JSV5JVTAX.json","view_paper":"https://pith.science/paper/XWEN6GZS","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2012.05663&json=true","fetch_graph":"https://pith.science/api/pith-number/XWEN6GZS6HSSNMJE4JSV5JVTAX/graph.json","fetch_events":"https://pith.science/api/pith-number/XWEN6GZS6HSSNMJE4JSV5JVTAX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XWEN6GZS6HSSNMJE4JSV5JVTAX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XWEN6GZS6HSSNMJE4JSV5JVTAX/action/storage_attestation","attest_author":"https://pith.science/pith/XWEN6GZS6HSSNMJE4JSV5JVTAX/action/author_attestation","sign_citation":"https://pith.science/pith/XWEN6GZS6HSSNMJE4JSV5JVTAX/action/citation_signature","submit_replication":"https://pith.science/pith/XWEN6GZS6HSSNMJE4JSV5JVTAX/action/replication_record"}},"created_at":"2026-07-05T02:31:46.826240+00:00","updated_at":"2026-07-05T02:31:46.826240+00:00"}