{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:EHBI6QR623BJ5EHNGP45TFXNOF","short_pith_number":"pith:EHBI6QR6","schema_version":"1.0","canonical_sha256":"21c28f423ed6c29e90ed33f9d996ed715b2193fd57715269d6d306e638a29d2e","source":{"kind":"arxiv","id":"1806.00132","version":1},"attestation_state":"computed","paper":{"title":"Wall modes in magnetoconvection at high Hartmann numbers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Dmitry Krasnov, J\\\"org Schumacher, Wenjun Liu","submitted_at":"2018-05-31T23:23:49Z","abstract_excerpt":"Three-dimensional turbulent magnetoconvection at a Rayleigh number of $Ra=10^7$ in liquid gallium at a Prandtl number $Pr=0.025$ is studied in a closed square cell for very strong external vertical magnetic fields $B_0$ in direct numerical simulations which apply the quasistatic approximation. As $B_0$ or equivalently the Hartmann number $Ha$ are increased, the convection flow that is highly turbulent in the absence of magnetic fields crosses the Chandrasekhar linear stability limit for which thermal convection is ceased in an infinitely extended layer and which can be assigned with a critical"},"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":"1806.00132","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2018-05-31T23:23:49Z","cross_cats_sorted":[],"title_canon_sha256":"adcfa1f7e4ecb8604161e2cb3ff89974565ef53f88019b9986f606a8ea6ab082","abstract_canon_sha256":"7df8cb77b26d551c13ad860bf3e6800dc5bf1f5d4ea92b0021449c9608043b37"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:12:08.600277Z","signature_b64":"61CD71TcdQegTiEJqj6NzjfoL3ZJ3l+oYVn7pscpZXmMrezMZcEvW6tkSzAov5wfmn4ZnG8A2sjpwTaQExAFCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"21c28f423ed6c29e90ed33f9d996ed715b2193fd57715269d6d306e638a29d2e","last_reissued_at":"2026-05-18T00:12:08.599672Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:12:08.599672Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Wall modes in magnetoconvection at high Hartmann numbers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Dmitry Krasnov, J\\\"org Schumacher, Wenjun Liu","submitted_at":"2018-05-31T23:23:49Z","abstract_excerpt":"Three-dimensional turbulent magnetoconvection at a Rayleigh number of $Ra=10^7$ in liquid gallium at a Prandtl number $Pr=0.025$ is studied in a closed square cell for very strong external vertical magnetic fields $B_0$ in direct numerical simulations which apply the quasistatic approximation. As $B_0$ or equivalently the Hartmann number $Ha$ are increased, the convection flow that is highly turbulent in the absence of magnetic fields crosses the Chandrasekhar linear stability limit for which thermal convection is ceased in an infinitely extended layer and which can be assigned with a critical"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.00132","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":"1806.00132","created_at":"2026-05-18T00:12:08.599763+00:00"},{"alias_kind":"arxiv_version","alias_value":"1806.00132v1","created_at":"2026-05-18T00:12:08.599763+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.00132","created_at":"2026-05-18T00:12:08.599763+00:00"},{"alias_kind":"pith_short_12","alias_value":"EHBI6QR623BJ","created_at":"2026-05-18T12:32:22.470017+00:00"},{"alias_kind":"pith_short_16","alias_value":"EHBI6QR623BJ5EHN","created_at":"2026-05-18T12:32:22.470017+00:00"},{"alias_kind":"pith_short_8","alias_value":"EHBI6QR6","created_at":"2026-05-18T12:32:22.470017+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/EHBI6QR623BJ5EHNGP45TFXNOF","json":"https://pith.science/pith/EHBI6QR623BJ5EHNGP45TFXNOF.json","graph_json":"https://pith.science/api/pith-number/EHBI6QR623BJ5EHNGP45TFXNOF/graph.json","events_json":"https://pith.science/api/pith-number/EHBI6QR623BJ5EHNGP45TFXNOF/events.json","paper":"https://pith.science/paper/EHBI6QR6"},"agent_actions":{"view_html":"https://pith.science/pith/EHBI6QR623BJ5EHNGP45TFXNOF","download_json":"https://pith.science/pith/EHBI6QR623BJ5EHNGP45TFXNOF.json","view_paper":"https://pith.science/paper/EHBI6QR6","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1806.00132&json=true","fetch_graph":"https://pith.science/api/pith-number/EHBI6QR623BJ5EHNGP45TFXNOF/graph.json","fetch_events":"https://pith.science/api/pith-number/EHBI6QR623BJ5EHNGP45TFXNOF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/EHBI6QR623BJ5EHNGP45TFXNOF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/EHBI6QR623BJ5EHNGP45TFXNOF/action/storage_attestation","attest_author":"https://pith.science/pith/EHBI6QR623BJ5EHNGP45TFXNOF/action/author_attestation","sign_citation":"https://pith.science/pith/EHBI6QR623BJ5EHNGP45TFXNOF/action/citation_signature","submit_replication":"https://pith.science/pith/EHBI6QR623BJ5EHNGP45TFXNOF/action/replication_record"}},"created_at":"2026-05-18T00:12:08.599763+00:00","updated_at":"2026-05-18T00:12:08.599763+00:00"}