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The magnetic twist is estimated from the nonlinear force-free field extrapolated from the vector fields obtained from the Helioseismic and Magnetic Imager on board the Solar Dynamic Observatory using magnetohydrodynamic relaxation method developed by \\cite{2011ApJ...738..161I}. We found that strongly twisted lines ranging from half-turn to one-turn twist we"},"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":"1304.8073","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-04-29T08:43:50Z","cross_cats_sorted":[],"title_canon_sha256":"82b82c3ff4dca5fe11cd4c513003cbc5a2528da76ed1b8fc0d160373defb7464","abstract_canon_sha256":"48c8af8c52482da741f5225789501a540dd6147db6c6745a1eb05da42cb02a23"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:50:13.978954Z","signature_b64":"pCyTYRYfKhFnuKqnEkkaY61uFHmgL6BOlbZGzOJhGTlBHLoJLlpCDK+0hhJGOcGevjPIFghzrbzGZDOCPZVoAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"347d699093f98e5422828e75e43ffa3b7af01aeaa9e5e3f169870baa77e6f269","last_reissued_at":"2026-05-18T01:50:13.978374Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:50:13.978374Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Magnetic Structure Producing X- and M-Class Solar Flares in Solar Active Region 11158","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"D. 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