{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:KWQNJT5VCLFDHHFEJIMFO6YLMI","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":"ae9ea803e607aa662655a5a410c095aaba003b81902c5cc23df7b31b36868d1b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-04-16T15:01:11Z","title_canon_sha256":"38844fd4b9c75e0f8a02742db3084189f82c4a936342d3bea810fd1cc7188a9d"},"schema_version":"1.0","source":{"id":"1004.2856","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1004.2856","created_at":"2026-05-18T02:08:04Z"},{"alias_kind":"arxiv_version","alias_value":"1004.2856v1","created_at":"2026-05-18T02:08:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1004.2856","created_at":"2026-05-18T02:08:04Z"},{"alias_kind":"pith_short_12","alias_value":"KWQNJT5VCLFD","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_16","alias_value":"KWQNJT5VCLFDHHFE","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_8","alias_value":"KWQNJT5V","created_at":"2026-05-18T12:26:09Z"}],"graph_snapshots":[{"event_id":"sha256:b3f2e108e1ae51afbe42c73070d93a2944c946a993bf7a9e95e6e6b5ffc6ae05","target":"graph","created_at":"2026-05-18T02:08:04Z","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":"We have investigated the variation of magnetic helicity over a span of several days around the times of 11 X-class flares which occurred in seven active regions (NOAA 9672, 10030, 10314, 10486, 10564, 10696, and 10720) using the magnetograms taken by the Michelson Doppler Imager (MDI) on board the Solar and Heliospheric Observatory (SOHO). As a major result we found that each of these major flares was preceded by a significant helicity accumulation over a long period (0.5 to a few days). Another finding is that the helicity accumulates at a nearly constant rate and then becomes nearly constant","authors_text":"Guo Yang, Gwang-Son Choe, Haimin Wang, Hyewon Jeong, Jeongwoo Lee, Jongchul Chae, Ju Jing, Sung-Hong Park","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-04-16T15:01:11Z","title":"The variation of relative magnetic helicity around major flares"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1004.2856","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":"sha256:32d27bf0354d9da9a9961dc8b1732b75c906a238eaf05fd9f9eac0347abe8068","target":"record","created_at":"2026-05-18T02:08:04Z","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":"ae9ea803e607aa662655a5a410c095aaba003b81902c5cc23df7b31b36868d1b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-04-16T15:01:11Z","title_canon_sha256":"38844fd4b9c75e0f8a02742db3084189f82c4a936342d3bea810fd1cc7188a9d"},"schema_version":"1.0","source":{"id":"1004.2856","kind":"arxiv","version":1}},"canonical_sha256":"55a0d4cfb512ca339ca44a18577b0b623e9a0ed7a4c0bc1daa5dba003fc69e2f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"55a0d4cfb512ca339ca44a18577b0b623e9a0ed7a4c0bc1daa5dba003fc69e2f","first_computed_at":"2026-05-18T02:08:04.606468Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:08:04.606468Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6fsorsLJLoV2gfJcheOZbazbQFvJJpv5L79P2zRh8udFZlYyCO8uLIR12It2dnjlq2kzOiG+iLry38OUn9W7Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T02:08:04.607541Z","signed_message":"canonical_sha256_bytes"},"source_id":"1004.2856","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:32d27bf0354d9da9a9961dc8b1732b75c906a238eaf05fd9f9eac0347abe8068","sha256:b3f2e108e1ae51afbe42c73070d93a2944c946a993bf7a9e95e6e6b5ffc6ae05"],"state_sha256":"7519ac0ae1a769358aeb2e1b9f3d981a740e014fed62671d451412d8cc22268d"}