{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:CE7NOTZ7C4UIZD7ZP6YPS2A5V7","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":"204b802aef1df9baecc269cdfd4ea702f51da12ee53f7517dc70e36bc1a5f33b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-01-18T16:26:04Z","title_canon_sha256":"c11b82822dec2d51ed23011994804ed5c5294c0f1f9b80a3a4446abef9dd7ee0"},"schema_version":"1.0","source":{"id":"1701.05133","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.05133","created_at":"2026-05-18T00:49:09Z"},{"alias_kind":"arxiv_version","alias_value":"1701.05133v1","created_at":"2026-05-18T00:49:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.05133","created_at":"2026-05-18T00:49:09Z"},{"alias_kind":"pith_short_12","alias_value":"CE7NOTZ7C4UI","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_16","alias_value":"CE7NOTZ7C4UIZD7Z","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_8","alias_value":"CE7NOTZ7","created_at":"2026-05-18T12:31:10Z"}],"graph_snapshots":[{"event_id":"sha256:975791c6711715c18ebfe05f1d84361c4815616fbf6d34bc407f2d240424dd6f","target":"graph","created_at":"2026-05-18T00:49:09Z","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":"We use highly resolved numerical simulations to study turbulent Rayleigh-B\\'enard convection in a cell with sinusoidally rough upper and lower surfaces in two dimensions for $Pr = 1$ and $Ra = \\left[4 \\times 10^6, 3 \\times 10^9\\right]$. By varying the wavelength $\\lambda$ at a fixed amplitude, we find an optimal wavelength $\\lambda_{\\text{opt}}$ for which the Nusselt-Rayleigh scaling relation is $\\left(Nu-1 \\propto Ra^{0.483}\\right)$ maximizing the heat flux. This is consistent with the upper bound of Goluskin and Doering \\cite{Goluskin:2016} who prove that $Nu$ can grow no faster than ${\\cal ","authors_text":"John S. Wettlaufer, Sauro Succi, Srikanth Toppaladoddi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-01-18T16:26:04Z","title":"Roughness as a Route to the Ultimate Regime of Thermal Convection"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.05133","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:e3be8bf6694e3ae617b31831f52c524a920846729d2b0588354da06fe1d63d54","target":"record","created_at":"2026-05-18T00:49:09Z","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":"204b802aef1df9baecc269cdfd4ea702f51da12ee53f7517dc70e36bc1a5f33b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-01-18T16:26:04Z","title_canon_sha256":"c11b82822dec2d51ed23011994804ed5c5294c0f1f9b80a3a4446abef9dd7ee0"},"schema_version":"1.0","source":{"id":"1701.05133","kind":"arxiv","version":1}},"canonical_sha256":"113ed74f3f17288c8ff97fb0f9681dafc7458fdecfa8044383b23c3d3910dc09","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"113ed74f3f17288c8ff97fb0f9681dafc7458fdecfa8044383b23c3d3910dc09","first_computed_at":"2026-05-18T00:49:09.777523Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:49:09.777523Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3N2FEgpK/yS1LLCDAydXSAkFwJ0tcJzfZQY7FSUtHGl4g9RvduwCvfB7z2Sp980P0GB7+sZRm/bIVPuWxXPuDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:49:09.778012Z","signed_message":"canonical_sha256_bytes"},"source_id":"1701.05133","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e3be8bf6694e3ae617b31831f52c524a920846729d2b0588354da06fe1d63d54","sha256:975791c6711715c18ebfe05f1d84361c4815616fbf6d34bc407f2d240424dd6f"],"state_sha256":"ec1cf5cbaad360c08fb10ceb19e631087a50787f4bd308a955a55845b4e4f2fe"}