{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:J46Q4LZSEA3EX3ISMZFPCDEX7P","short_pith_number":"pith:J46Q4LZS","schema_version":"1.0","canonical_sha256":"4f3d0e2f3220364bed12664af10c97fbe834e2b76550df2b9287cdb1b6b05157","source":{"kind":"arxiv","id":"1302.5458","version":2},"attestation_state":"computed","paper":{"title":"A minimally constrained model of self-organized helical states in reversed-field pinches","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"D. Terranova, G.R. Dennis, M.J. Hole, P. Franz, R.L. Dewar, S.R. Hudson","submitted_at":"2013-02-22T00:44:25Z","abstract_excerpt":"We show that the self-organized single-helical-axis (SHAx) and double-helical-axis (DAx) states in reversed field pinches can be reproduced in a minimally constrained equilibrium model using only five parameters. This is a significant reduction on previous representations of the SHAx which have required an infinite number of constraints. The DAx state, which has a non-trivial topology, has not been previously reproduced using an equilibrium model that preserves this topological structure. We show that both states are a consequence of transport barrier formation in the plasma core, in agreement"},"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":"1302.5458","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2013-02-22T00:44:25Z","cross_cats_sorted":[],"title_canon_sha256":"5ef28ece2593c289cea370054a56c8e4f40d39be0a781c7b1ee75e713345fb2c","abstract_canon_sha256":"eea5c08b43c6783eb90ed0cdeb07415f85242f9a4320f9e2a804d8bb8d74c6bb"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:16:28.757610Z","signature_b64":"4xiyn7IyogVr+COL0WuEnIwDuFocDX/WkRl91JAGYKTpL0uy4hcrS6VJqZH1f2XMz87N2gmg6skQQUar01Y6BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4f3d0e2f3220364bed12664af10c97fbe834e2b76550df2b9287cdb1b6b05157","last_reissued_at":"2026-05-18T03:16:28.756934Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:16:28.756934Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A minimally constrained model of self-organized helical states in reversed-field pinches","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"D. Terranova, G.R. Dennis, M.J. Hole, P. Franz, R.L. Dewar, S.R. Hudson","submitted_at":"2013-02-22T00:44:25Z","abstract_excerpt":"We show that the self-organized single-helical-axis (SHAx) and double-helical-axis (DAx) states in reversed field pinches can be reproduced in a minimally constrained equilibrium model using only five parameters. This is a significant reduction on previous representations of the SHAx which have required an infinite number of constraints. The DAx state, which has a non-trivial topology, has not been previously reproduced using an equilibrium model that preserves this topological structure. We show that both states are a consequence of transport barrier formation in the plasma core, in agreement"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1302.5458","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":"1302.5458","created_at":"2026-05-18T03:16:28.757028+00:00"},{"alias_kind":"arxiv_version","alias_value":"1302.5458v2","created_at":"2026-05-18T03:16:28.757028+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1302.5458","created_at":"2026-05-18T03:16:28.757028+00:00"},{"alias_kind":"pith_short_12","alias_value":"J46Q4LZSEA3E","created_at":"2026-05-18T12:27:49.015174+00:00"},{"alias_kind":"pith_short_16","alias_value":"J46Q4LZSEA3EX3IS","created_at":"2026-05-18T12:27:49.015174+00:00"},{"alias_kind":"pith_short_8","alias_value":"J46Q4LZS","created_at":"2026-05-18T12:27:49.015174+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/J46Q4LZSEA3EX3ISMZFPCDEX7P","json":"https://pith.science/pith/J46Q4LZSEA3EX3ISMZFPCDEX7P.json","graph_json":"https://pith.science/api/pith-number/J46Q4LZSEA3EX3ISMZFPCDEX7P/graph.json","events_json":"https://pith.science/api/pith-number/J46Q4LZSEA3EX3ISMZFPCDEX7P/events.json","paper":"https://pith.science/paper/J46Q4LZS"},"agent_actions":{"view_html":"https://pith.science/pith/J46Q4LZSEA3EX3ISMZFPCDEX7P","download_json":"https://pith.science/pith/J46Q4LZSEA3EX3ISMZFPCDEX7P.json","view_paper":"https://pith.science/paper/J46Q4LZS","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1302.5458&json=true","fetch_graph":"https://pith.science/api/pith-number/J46Q4LZSEA3EX3ISMZFPCDEX7P/graph.json","fetch_events":"https://pith.science/api/pith-number/J46Q4LZSEA3EX3ISMZFPCDEX7P/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/J46Q4LZSEA3EX3ISMZFPCDEX7P/action/timestamp_anchor","attest_storage":"https://pith.science/pith/J46Q4LZSEA3EX3ISMZFPCDEX7P/action/storage_attestation","attest_author":"https://pith.science/pith/J46Q4LZSEA3EX3ISMZFPCDEX7P/action/author_attestation","sign_citation":"https://pith.science/pith/J46Q4LZSEA3EX3ISMZFPCDEX7P/action/citation_signature","submit_replication":"https://pith.science/pith/J46Q4LZSEA3EX3ISMZFPCDEX7P/action/replication_record"}},"created_at":"2026-05-18T03:16:28.757028+00:00","updated_at":"2026-05-18T03:16:28.757028+00:00"}