{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:JMSIAX3EJC7XNSGK7N4HBTZGXC","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":"bc55cfc058ede913a79442e03669ad76bef694744606295a71e521588fc2c76d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2016-11-17T14:35:47Z","title_canon_sha256":"fde64582d75f132628ac240bca89a95ce9bc39dcd29b75fe5edf39352849eb8d"},"schema_version":"1.0","source":{"id":"1611.05700","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1611.05700","created_at":"2026-05-18T00:58:02Z"},{"alias_kind":"arxiv_version","alias_value":"1611.05700v1","created_at":"2026-05-18T00:58:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.05700","created_at":"2026-05-18T00:58:02Z"},{"alias_kind":"pith_short_12","alias_value":"JMSIAX3EJC7X","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_16","alias_value":"JMSIAX3EJC7XNSGK","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_8","alias_value":"JMSIAX3E","created_at":"2026-05-18T12:30:25Z"}],"graph_snapshots":[{"event_id":"sha256:0ecf27b66046012c928286f27d5df19e7110ef3767cb48ddf0fec12e8517e10a","target":"graph","created_at":"2026-05-18T00:58:02Z","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":"By analyzing hot-wire velocity data taken in an open channel flow, an unambiguous definition of surface-layer thickness is here provided in terms of the cross-over scale between backward and forward energy fluxes. It is shown that the turbulence in the surface layer does not conform to the classical description of two-dimensional turbulence, since the direct energy cascade persists at scales smaller than the cross-over scale, comparable with the distance from the free-surface.\n  The multifractal analysis of the one-dimensional surrogate of the turbulent kinetic energy dissipation rate in terms","authors_text":"Angelo Olivieri, Carlo Massimo Casciola, Francesco Cioffi, Guido Troiani","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2016-11-17T14:35:47Z","title":"Intermittency and energy fluxes in the surface layer of free-surface turbulence"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.05700","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":"sha256:120969c8fe2b2cd73f825256c6d55e02184eda65c16affd417402dd1cc874b11","target":"record","created_at":"2026-05-18T00:58:02Z","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":"bc55cfc058ede913a79442e03669ad76bef694744606295a71e521588fc2c76d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2016-11-17T14:35:47Z","title_canon_sha256":"fde64582d75f132628ac240bca89a95ce9bc39dcd29b75fe5edf39352849eb8d"},"schema_version":"1.0","source":{"id":"1611.05700","kind":"arxiv","version":1}},"canonical_sha256":"4b24805f6448bf76c8cafb7870cf26b8bc2af7aec3184c102e42b214c8b6ef0f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4b24805f6448bf76c8cafb7870cf26b8bc2af7aec3184c102e42b214c8b6ef0f","first_computed_at":"2026-05-18T00:58:02.848023Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:58:02.848023Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"upwbr2Yu5hpCgoVemnVgSIYhFGRQeodK5glTtYdzZMknlljQKJlyoYh7ddM1Foi6CwR/J6JIUDg6lOanuB1dBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:58:02.848564Z","signed_message":"canonical_sha256_bytes"},"source_id":"1611.05700","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:120969c8fe2b2cd73f825256c6d55e02184eda65c16affd417402dd1cc874b11","sha256:0ecf27b66046012c928286f27d5df19e7110ef3767cb48ddf0fec12e8517e10a"],"state_sha256":"cf1e5c23540605132fb4cabd8c14257295abc98aade77246d32ec19c3c633a3d"}