{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:J6MGKUEO7L2X5VV2B662POUTO7","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":"6ac82738c1f479291d9c20b656e91e9b8c2af8ac056172d29cb9aad168e60acc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2014-05-05T09:58:09Z","title_canon_sha256":"7d5ff9dca56dec877398236a7f8cfc5cdf1680abe62b26470cfb4b04416b9352"},"schema_version":"1.0","source":{"id":"1405.0841","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.0841","created_at":"2026-05-18T01:43:17Z"},{"alias_kind":"arxiv_version","alias_value":"1405.0841v1","created_at":"2026-05-18T01:43:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.0841","created_at":"2026-05-18T01:43:17Z"},{"alias_kind":"pith_short_12","alias_value":"J6MGKUEO7L2X","created_at":"2026-05-18T12:28:33Z"},{"alias_kind":"pith_short_16","alias_value":"J6MGKUEO7L2X5VV2","created_at":"2026-05-18T12:28:33Z"},{"alias_kind":"pith_short_8","alias_value":"J6MGKUEO","created_at":"2026-05-18T12:28:33Z"}],"graph_snapshots":[{"event_id":"sha256:1cbb69bfced140b265f8cb5bfadd92809cbe10a11160ab3c53c4d32680226dad","target":"graph","created_at":"2026-05-18T01:43:17Z","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":"Plasma flow is damped in stellarators because they are not intrinsically ambipolar, unlike tokamaks, in which the flux-surface averaged radial electric current vanishes for any value of the radial electric field. Only quasisymmetric stellarators are intrinsically ambipolar, but exact quasisymmetry is impossible to achieve in non-axisymmetric toroidal configurations. By calculating the violation of intrinsic ambipolarity due to deviations from quasisymmetry, one can derive criteria to assess when a stellarator can be considered quasisymmetric in practice, i.e. when the flow damping is weak enou","authors_text":"Felix I. Parra, Ivan Calvo, J. Arturo Alonso, J. L. Velasco","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2014-05-05T09:58:09Z","title":"Optimizing stellarators for large flows"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.0841","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":"sha256:9c39f66de1a0df246dac7b37678e7eb850f1538b5b1be47bb824b789b8cf3819","target":"record","created_at":"2026-05-18T01:43:17Z","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":"6ac82738c1f479291d9c20b656e91e9b8c2af8ac056172d29cb9aad168e60acc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2014-05-05T09:58:09Z","title_canon_sha256":"7d5ff9dca56dec877398236a7f8cfc5cdf1680abe62b26470cfb4b04416b9352"},"schema_version":"1.0","source":{"id":"1405.0841","kind":"arxiv","version":1}},"canonical_sha256":"4f9865508efaf57ed6ba0fbda7ba9377d4d008cfa9bb492a09f220c34fe98eb0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4f9865508efaf57ed6ba0fbda7ba9377d4d008cfa9bb492a09f220c34fe98eb0","first_computed_at":"2026-05-18T01:43:17.996872Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:43:17.996872Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bI1L898MJPJQysyrk+LRtBD0X+u9AtcakXW21sbZa9U+DpaKjv8VKmXi0nNTwerlWY0emQ500/RA8F1HK/fTBA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:43:17.997391Z","signed_message":"canonical_sha256_bytes"},"source_id":"1405.0841","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9c39f66de1a0df246dac7b37678e7eb850f1538b5b1be47bb824b789b8cf3819","sha256:1cbb69bfced140b265f8cb5bfadd92809cbe10a11160ab3c53c4d32680226dad"],"state_sha256":"49f3f1016659607c2eabe1544c3c05387047b548f13dda7d92bf8698c12e0b80"}