{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:MHOGN2QOIVK3XSKP5SCLLUBSTW","short_pith_number":"pith:MHOGN2QO","schema_version":"1.0","canonical_sha256":"61dc66ea0e4555bbc94fec84b5d0329db37566a8bafd6b502691e263e1bfbdab","source":{"kind":"arxiv","id":"1704.03567","version":2},"attestation_state":"computed","paper":{"title":"Universal continuous transition to turbulence in a planar shear flow","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Dwight Barkley, Laurette S. Tuckerman, Matthew Chantry","submitted_at":"2017-04-11T23:18:50Z","abstract_excerpt":"We examine the onset of turbulence in Waleffe flow -- the planar shear flow between stress-free boundaries driven by a sinusoidal body force. By truncating the wall-normal representation to four modes, we are able to simulate system sizes an order of magnitude larger than any previously simulated, and thereby to attack the question of universality for a planar shear flow. We demonstrate that the equilibrium turbulence fraction increases continuously from zero above a critical Reynolds number and that statistics of the turbulent structures exhibit the power-law scalings of the (2+1)-D directed "},"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":"1704.03567","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-04-11T23:18:50Z","cross_cats_sorted":[],"title_canon_sha256":"f3872a06b8a01f63c8cfe7a8045348816e8513c4acf42e6f75cb7805db8fe888","abstract_canon_sha256":"426f1c145e95aeafc6209435814b795cbaa7767b7b421c8f1b24d224bf8a4e4a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:38:03.038068Z","signature_b64":"ie3cCTh8cqJqqqxXP2Hd05zKGhuJrct3KcJ894wAexmLYV2pYwBWyCjL60o9pMHx8azKeibRhlUb7F1Zv5gMCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"61dc66ea0e4555bbc94fec84b5d0329db37566a8bafd6b502691e263e1bfbdab","last_reissued_at":"2026-05-18T00:38:03.037458Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:38:03.037458Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Universal continuous transition to turbulence in a planar shear flow","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Dwight Barkley, Laurette S. Tuckerman, Matthew Chantry","submitted_at":"2017-04-11T23:18:50Z","abstract_excerpt":"We examine the onset of turbulence in Waleffe flow -- the planar shear flow between stress-free boundaries driven by a sinusoidal body force. By truncating the wall-normal representation to four modes, we are able to simulate system sizes an order of magnitude larger than any previously simulated, and thereby to attack the question of universality for a planar shear flow. We demonstrate that the equilibrium turbulence fraction increases continuously from zero above a critical Reynolds number and that statistics of the turbulent structures exhibit the power-law scalings of the (2+1)-D directed "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.03567","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":""},"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":"1704.03567","created_at":"2026-05-18T00:38:03.037547+00:00"},{"alias_kind":"arxiv_version","alias_value":"1704.03567v2","created_at":"2026-05-18T00:38:03.037547+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.03567","created_at":"2026-05-18T00:38:03.037547+00:00"},{"alias_kind":"pith_short_12","alias_value":"MHOGN2QOIVK3","created_at":"2026-05-18T12:31:31.346846+00:00"},{"alias_kind":"pith_short_16","alias_value":"MHOGN2QOIVK3XSKP","created_at":"2026-05-18T12:31:31.346846+00:00"},{"alias_kind":"pith_short_8","alias_value":"MHOGN2QO","created_at":"2026-05-18T12:31:31.346846+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/MHOGN2QOIVK3XSKP5SCLLUBSTW","json":"https://pith.science/pith/MHOGN2QOIVK3XSKP5SCLLUBSTW.json","graph_json":"https://pith.science/api/pith-number/MHOGN2QOIVK3XSKP5SCLLUBSTW/graph.json","events_json":"https://pith.science/api/pith-number/MHOGN2QOIVK3XSKP5SCLLUBSTW/events.json","paper":"https://pith.science/paper/MHOGN2QO"},"agent_actions":{"view_html":"https://pith.science/pith/MHOGN2QOIVK3XSKP5SCLLUBSTW","download_json":"https://pith.science/pith/MHOGN2QOIVK3XSKP5SCLLUBSTW.json","view_paper":"https://pith.science/paper/MHOGN2QO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1704.03567&json=true","fetch_graph":"https://pith.science/api/pith-number/MHOGN2QOIVK3XSKP5SCLLUBSTW/graph.json","fetch_events":"https://pith.science/api/pith-number/MHOGN2QOIVK3XSKP5SCLLUBSTW/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MHOGN2QOIVK3XSKP5SCLLUBSTW/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MHOGN2QOIVK3XSKP5SCLLUBSTW/action/storage_attestation","attest_author":"https://pith.science/pith/MHOGN2QOIVK3XSKP5SCLLUBSTW/action/author_attestation","sign_citation":"https://pith.science/pith/MHOGN2QOIVK3XSKP5SCLLUBSTW/action/citation_signature","submit_replication":"https://pith.science/pith/MHOGN2QOIVK3XSKP5SCLLUBSTW/action/replication_record"}},"created_at":"2026-05-18T00:38:03.037547+00:00","updated_at":"2026-05-18T00:38:03.037547+00:00"}