{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:74ULXCGNVYWRAZHLITQHP6FXYH","short_pith_number":"pith:74ULXCGN","schema_version":"1.0","canonical_sha256":"ff28bb88cdae2d1064eb44e077f8b7c1d5d947bca8d5d665c3d6cbf216d455e5","source":{"kind":"arxiv","id":"1804.07205","version":1},"attestation_state":"computed","paper":{"title":"Statistical features of rapidly rotating decaying turbulence: enstrophy and energy spectra, and coherent structures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Abhishek Kumar, Mahendra K. Verma, Manohar K. Sharma, Sagar Chakraborty","submitted_at":"2018-04-19T14:57:03Z","abstract_excerpt":"In this paper we investigate the properties of rapidly rotating decaying turbulence using numerical simulations and phenomenological modelling. We find that as the turbulent flow evolves in time, the Rossby number decreases to $\\sim 10^{-3}$, and the flow becomes quasi-two-dimensional with strong coherent columnar structures arising due to the inverse cascade of energy. We establish that a major fraction of energy is confined in Fourier modes $(\\pm1,0,0)$ and $(0,\\pm1,0)$ that correspond to the largest columnar structure in the flow. For wavenumbers ($k$) greater than the enstrophy dissipation"},"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":"1804.07205","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2018-04-19T14:57:03Z","cross_cats_sorted":[],"title_canon_sha256":"95f05420ecd4dc5f253d7b7a41d98e9802d65eb7cf0be1d2b7ecbdc3b73a5887","abstract_canon_sha256":"263dab3727017eec548fbcf5c3bf41cc6668fa376d4f8239f76c0b2d46b13156"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:18:01.043098Z","signature_b64":"XxtUuHD379C+tI+LjbxLywKH5m1/QG5BtPGrW0cSHHQr5QzYz4UbJk1vGURjNMVPmpvFubtwFOKQyQjXFV36Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ff28bb88cdae2d1064eb44e077f8b7c1d5d947bca8d5d665c3d6cbf216d455e5","last_reissued_at":"2026-05-18T00:18:01.042402Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:18:01.042402Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Statistical features of rapidly rotating decaying turbulence: enstrophy and energy spectra, and coherent structures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Abhishek Kumar, Mahendra K. Verma, Manohar K. Sharma, Sagar Chakraborty","submitted_at":"2018-04-19T14:57:03Z","abstract_excerpt":"In this paper we investigate the properties of rapidly rotating decaying turbulence using numerical simulations and phenomenological modelling. We find that as the turbulent flow evolves in time, the Rossby number decreases to $\\sim 10^{-3}$, and the flow becomes quasi-two-dimensional with strong coherent columnar structures arising due to the inverse cascade of energy. We establish that a major fraction of energy is confined in Fourier modes $(\\pm1,0,0)$ and $(0,\\pm1,0)$ that correspond to the largest columnar structure in the flow. For wavenumbers ($k$) greater than the enstrophy dissipation"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.07205","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1804.07205","created_at":"2026-05-18T00:18:01.042524+00:00"},{"alias_kind":"arxiv_version","alias_value":"1804.07205v1","created_at":"2026-05-18T00:18:01.042524+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.07205","created_at":"2026-05-18T00:18:01.042524+00:00"},{"alias_kind":"pith_short_12","alias_value":"74ULXCGNVYWR","created_at":"2026-05-18T12:32:11.075285+00:00"},{"alias_kind":"pith_short_16","alias_value":"74ULXCGNVYWRAZHL","created_at":"2026-05-18T12:32:11.075285+00:00"},{"alias_kind":"pith_short_8","alias_value":"74ULXCGN","created_at":"2026-05-18T12:32:11.075285+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/74ULXCGNVYWRAZHLITQHP6FXYH","json":"https://pith.science/pith/74ULXCGNVYWRAZHLITQHP6FXYH.json","graph_json":"https://pith.science/api/pith-number/74ULXCGNVYWRAZHLITQHP6FXYH/graph.json","events_json":"https://pith.science/api/pith-number/74ULXCGNVYWRAZHLITQHP6FXYH/events.json","paper":"https://pith.science/paper/74ULXCGN"},"agent_actions":{"view_html":"https://pith.science/pith/74ULXCGNVYWRAZHLITQHP6FXYH","download_json":"https://pith.science/pith/74ULXCGNVYWRAZHLITQHP6FXYH.json","view_paper":"https://pith.science/paper/74ULXCGN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1804.07205&json=true","fetch_graph":"https://pith.science/api/pith-number/74ULXCGNVYWRAZHLITQHP6FXYH/graph.json","fetch_events":"https://pith.science/api/pith-number/74ULXCGNVYWRAZHLITQHP6FXYH/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/74ULXCGNVYWRAZHLITQHP6FXYH/action/timestamp_anchor","attest_storage":"https://pith.science/pith/74ULXCGNVYWRAZHLITQHP6FXYH/action/storage_attestation","attest_author":"https://pith.science/pith/74ULXCGNVYWRAZHLITQHP6FXYH/action/author_attestation","sign_citation":"https://pith.science/pith/74ULXCGNVYWRAZHLITQHP6FXYH/action/citation_signature","submit_replication":"https://pith.science/pith/74ULXCGNVYWRAZHLITQHP6FXYH/action/replication_record"}},"created_at":"2026-05-18T00:18:01.042524+00:00","updated_at":"2026-05-18T00:18:01.042524+00:00"}