{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:BEF4ZQTPNG3RWJ5SCP75RZVGID","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":"0c6ba149fbe4b898de0548d2c18bebab6a98229c83247b13c18bce02557aa961","cross_cats_sorted":["physics.flu-dyn"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2012-04-02T23:33:50Z","title_canon_sha256":"4c0811ba67b43ea55d767861b52abd021b7c0347cbe586a57c3389e2d4b2a736"},"schema_version":"1.0","source":{"id":"1204.0555","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.0555","created_at":"2026-05-18T01:57:57Z"},{"alias_kind":"arxiv_version","alias_value":"1204.0555v1","created_at":"2026-05-18T01:57:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.0555","created_at":"2026-05-18T01:57:57Z"},{"alias_kind":"pith_short_12","alias_value":"BEF4ZQTPNG3R","created_at":"2026-05-18T12:26:58Z"},{"alias_kind":"pith_short_16","alias_value":"BEF4ZQTPNG3RWJ5S","created_at":"2026-05-18T12:26:58Z"},{"alias_kind":"pith_short_8","alias_value":"BEF4ZQTP","created_at":"2026-05-18T12:26:58Z"}],"graph_snapshots":[{"event_id":"sha256:ad1cab4d7e1aa510148ab0b835b1d6cff3af85c667d4f7461d36f38b4098cedc","target":"graph","created_at":"2026-05-18T01:57:57Z","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":"It is numerically demonstrated by means of a magnetohydrodynamics code that a short Taylor-Couette setup with a body force can sustain dynamo action. The magnetic threshold is comparable to what is usually obtained in spherical geometries. The linear dynamo is characterized by a rotating equatorial dipole. The nonlinear regime is characterized by fluctuating kinetic and magnetic energies and a tilted dipole whose axial component exhibits aperiodic reversals during the time evolution. These numerical evidences of dynamo action in a short Taylor-Couette setup may be useful for developing an expe","authors_text":"C. Nore, F. Luddens, J. Leorat, J.-L. Guermond, R. Laguerre","cross_cats":["physics.flu-dyn"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2012-04-02T23:33:50Z","title":"Nonlinear dynamo in a short Taylor-Couette setup"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.0555","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:ba7f8603a9e07974fe2ae7442a2dec20dfa53a5ca29c695c83ec752999120d7e","target":"record","created_at":"2026-05-18T01:57:57Z","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":"0c6ba149fbe4b898de0548d2c18bebab6a98229c83247b13c18bce02557aa961","cross_cats_sorted":["physics.flu-dyn"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2012-04-02T23:33:50Z","title_canon_sha256":"4c0811ba67b43ea55d767861b52abd021b7c0347cbe586a57c3389e2d4b2a736"},"schema_version":"1.0","source":{"id":"1204.0555","kind":"arxiv","version":1}},"canonical_sha256":"090bccc26f69b71b27b213ffd8e6a640ed10c3b5ee0cbd06ba924a91cf823079","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"090bccc26f69b71b27b213ffd8e6a640ed10c3b5ee0cbd06ba924a91cf823079","first_computed_at":"2026-05-18T01:57:57.856344Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:57:57.856344Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0pTvuBu93LlLWFSu+VsR6OfQY/JBaD8dxUVEvD2TANgV51xBgHiEVndfXnImUAHGqjsb1nKqhcFw/3pCeb2jDg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:57:57.856771Z","signed_message":"canonical_sha256_bytes"},"source_id":"1204.0555","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ba7f8603a9e07974fe2ae7442a2dec20dfa53a5ca29c695c83ec752999120d7e","sha256:ad1cab4d7e1aa510148ab0b835b1d6cff3af85c667d4f7461d36f38b4098cedc"],"state_sha256":"d4a22d0ae1a882a061a0fac70e36d6d3dc8db39d5d3624542493413eb3ca1fa4"}