{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:C52GKNL433QVOEPSLVCWM2372O","short_pith_number":"pith:C52GKNL4","canonical_record":{"source":{"id":"1405.7824","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2014-05-30T11:20:07Z","cross_cats_sorted":["nlin.CD"],"title_canon_sha256":"eb425037574ba22bec825735177eb7141bdef36a3de7366319ee76d25c7190d1","abstract_canon_sha256":"47d9b77af70729845b56579f5115b74f23229e7457ea23e24f15a54342cd13bf"},"schema_version":"1.0"},"canonical_sha256":"177465357cdee15711f25d45666b7fd3915ceb5386049e1d0f7ac135e43fa9d4","source":{"kind":"arxiv","id":"1405.7824","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.7824","created_at":"2026-05-18T01:43:04Z"},{"alias_kind":"arxiv_version","alias_value":"1405.7824v1","created_at":"2026-05-18T01:43:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.7824","created_at":"2026-05-18T01:43:04Z"},{"alias_kind":"pith_short_12","alias_value":"C52GKNL433QV","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_16","alias_value":"C52GKNL433QVOEPS","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_8","alias_value":"C52GKNL4","created_at":"2026-05-18T12:28:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:C52GKNL433QVOEPSLVCWM2372O","target":"record","payload":{"canonical_record":{"source":{"id":"1405.7824","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2014-05-30T11:20:07Z","cross_cats_sorted":["nlin.CD"],"title_canon_sha256":"eb425037574ba22bec825735177eb7141bdef36a3de7366319ee76d25c7190d1","abstract_canon_sha256":"47d9b77af70729845b56579f5115b74f23229e7457ea23e24f15a54342cd13bf"},"schema_version":"1.0"},"canonical_sha256":"177465357cdee15711f25d45666b7fd3915ceb5386049e1d0f7ac135e43fa9d4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:43:04.652703Z","signature_b64":"uU5uOPzKLN1KjpXU5vXIqORcO31wGScjPDkCCFd/Js0XcLvqueQgjRaeKCqrK+VE+HS4i6i5SlrLGBT9X7eeDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"177465357cdee15711f25d45666b7fd3915ceb5386049e1d0f7ac135e43fa9d4","last_reissued_at":"2026-05-18T01:43:04.652169Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:43:04.652169Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1405.7824","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":"2026-05-18T01:43:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OB+AGznmnshVS33mxRe9761nkjcEhBv8POvKL2czUP2E8d1FZFRKM9YZ8HgYU076xWsN0AIceUhit2TA0ggBBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T12:17:12.916344Z"},"content_sha256":"d00dc30e87c5cef56d6f32684f619af1c89b0a8ebbd8d14a3f04d0600d18af8e","schema_version":"1.0","event_id":"sha256:d00dc30e87c5cef56d6f32684f619af1c89b0a8ebbd8d14a3f04d0600d18af8e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:C52GKNL433QVOEPSLVCWM2372O","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dimensional transition of energy cascades in stably stratified thin fluid layers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nlin.CD"],"primary_cat":"physics.flu-dyn","authors_text":"A. Sozza, G. Boffetta, P. Muratore-Ginanneschi, S. Musacchio","submitted_at":"2014-05-30T11:20:07Z","abstract_excerpt":"Numerical simulations of a thin layer of turbulent flow in stably stratified conditions within the Boussinesq approximation have been performed. The statistics of energy transfer among scales have been investigated for different values of control parameters: thickness of the layer and density stratification. It is shown that in a thin layer with a quasi-two-dimensional phenomenology, stratification provides a new channel for the energy transfer towards small scales and reduces the inverse cascade. The role of vortex stretching and enstrophy flux in the transfer of kinetic energy into potential"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.7824","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":"2026-05-18T01:43:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"e546J9H03t/Lr1VO9c8etO4idyRCG2zl6EzRR68CrJitJBK34eP1zeKamxM+cz98bbfZqn6YAPVC6ajn1zgyBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T12:17:12.916825Z"},"content_sha256":"ffd5cf386360bba4b989a0fb0bff2894eeccd67a38109c6936867e9573e1d187","schema_version":"1.0","event_id":"sha256:ffd5cf386360bba4b989a0fb0bff2894eeccd67a38109c6936867e9573e1d187"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/C52GKNL433QVOEPSLVCWM2372O/bundle.json","state_url":"https://pith.science/pith/C52GKNL433QVOEPSLVCWM2372O/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/C52GKNL433QVOEPSLVCWM2372O/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":"2026-05-26T12:17:12Z","links":{"resolver":"https://pith.science/pith/C52GKNL433QVOEPSLVCWM2372O","bundle":"https://pith.science/pith/C52GKNL433QVOEPSLVCWM2372O/bundle.json","state":"https://pith.science/pith/C52GKNL433QVOEPSLVCWM2372O/state.json","well_known_bundle":"https://pith.science/.well-known/pith/C52GKNL433QVOEPSLVCWM2372O/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:C52GKNL433QVOEPSLVCWM2372O","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":"47d9b77af70729845b56579f5115b74f23229e7457ea23e24f15a54342cd13bf","cross_cats_sorted":["nlin.CD"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2014-05-30T11:20:07Z","title_canon_sha256":"eb425037574ba22bec825735177eb7141bdef36a3de7366319ee76d25c7190d1"},"schema_version":"1.0","source":{"id":"1405.7824","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.7824","created_at":"2026-05-18T01:43:04Z"},{"alias_kind":"arxiv_version","alias_value":"1405.7824v1","created_at":"2026-05-18T01:43:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.7824","created_at":"2026-05-18T01:43:04Z"},{"alias_kind":"pith_short_12","alias_value":"C52GKNL433QV","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_16","alias_value":"C52GKNL433QVOEPS","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_8","alias_value":"C52GKNL4","created_at":"2026-05-18T12:28:22Z"}],"graph_snapshots":[{"event_id":"sha256:ffd5cf386360bba4b989a0fb0bff2894eeccd67a38109c6936867e9573e1d187","target":"graph","created_at":"2026-05-18T01:43:04Z","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":"Numerical simulations of a thin layer of turbulent flow in stably stratified conditions within the Boussinesq approximation have been performed. The statistics of energy transfer among scales have been investigated for different values of control parameters: thickness of the layer and density stratification. It is shown that in a thin layer with a quasi-two-dimensional phenomenology, stratification provides a new channel for the energy transfer towards small scales and reduces the inverse cascade. The role of vortex stretching and enstrophy flux in the transfer of kinetic energy into potential","authors_text":"A. Sozza, G. Boffetta, P. Muratore-Ginanneschi, S. Musacchio","cross_cats":["nlin.CD"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2014-05-30T11:20:07Z","title":"Dimensional transition of energy cascades in stably stratified thin fluid layers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.7824","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:d00dc30e87c5cef56d6f32684f619af1c89b0a8ebbd8d14a3f04d0600d18af8e","target":"record","created_at":"2026-05-18T01:43:04Z","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":"47d9b77af70729845b56579f5115b74f23229e7457ea23e24f15a54342cd13bf","cross_cats_sorted":["nlin.CD"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2014-05-30T11:20:07Z","title_canon_sha256":"eb425037574ba22bec825735177eb7141bdef36a3de7366319ee76d25c7190d1"},"schema_version":"1.0","source":{"id":"1405.7824","kind":"arxiv","version":1}},"canonical_sha256":"177465357cdee15711f25d45666b7fd3915ceb5386049e1d0f7ac135e43fa9d4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"177465357cdee15711f25d45666b7fd3915ceb5386049e1d0f7ac135e43fa9d4","first_computed_at":"2026-05-18T01:43:04.652169Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:43:04.652169Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uU5uOPzKLN1KjpXU5vXIqORcO31wGScjPDkCCFd/Js0XcLvqueQgjRaeKCqrK+VE+HS4i6i5SlrLGBT9X7eeDA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:43:04.652703Z","signed_message":"canonical_sha256_bytes"},"source_id":"1405.7824","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d00dc30e87c5cef56d6f32684f619af1c89b0a8ebbd8d14a3f04d0600d18af8e","sha256:ffd5cf386360bba4b989a0fb0bff2894eeccd67a38109c6936867e9573e1d187"],"state_sha256":"b3695b43a23750c1e001f53bedf633ad9ec4875c99da628bfecc9275392dd70a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fGahXwQ6yZf/ySVDwLdLZhhU5/If1vX+yzTwtJI/niDOvVlOLGnkRCbgsbaq9VMB4bhyaxRjp1uAkNLF/PTfBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T12:17:12.919249Z","bundle_sha256":"2400dccd65a6dc50f5c9db5adc625e69051979e61922117bf5c94412bbef0d0f"}}