{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:XGRY75TKZZSZTKG4AGGXKFSBNE","short_pith_number":"pith:XGRY75TK","canonical_record":{"source":{"id":"1401.2931","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-01-13T17:42:18Z","cross_cats_sorted":[],"title_canon_sha256":"29143d0b885a5217d1fe60fb59ff90128c50a2f4b75f42b0c68108bfba7ca1d8","abstract_canon_sha256":"22ecda772b7bd94c9eb67231202339f24610a08f543c5dd7f50a18296f730c9a"},"schema_version":"1.0"},"canonical_sha256":"b9a38ff66ace6599a8dc018d751641691cda16fd3c7bca80bf139115717ad7f2","source":{"kind":"arxiv","id":"1401.2931","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1401.2931","created_at":"2026-05-18T01:45:26Z"},{"alias_kind":"arxiv_version","alias_value":"1401.2931v1","created_at":"2026-05-18T01:45:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.2931","created_at":"2026-05-18T01:45:26Z"},{"alias_kind":"pith_short_12","alias_value":"XGRY75TKZZSZ","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"XGRY75TKZZSZTKG4","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"XGRY75TK","created_at":"2026-05-18T12:28:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:XGRY75TKZZSZTKG4AGGXKFSBNE","target":"record","payload":{"canonical_record":{"source":{"id":"1401.2931","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-01-13T17:42:18Z","cross_cats_sorted":[],"title_canon_sha256":"29143d0b885a5217d1fe60fb59ff90128c50a2f4b75f42b0c68108bfba7ca1d8","abstract_canon_sha256":"22ecda772b7bd94c9eb67231202339f24610a08f543c5dd7f50a18296f730c9a"},"schema_version":"1.0"},"canonical_sha256":"b9a38ff66ace6599a8dc018d751641691cda16fd3c7bca80bf139115717ad7f2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:45:26.082499Z","signature_b64":"Ar419z7WASEm3Y8b/AjsWp1oN387+Lx5hzunUm1sa6aAfLBywUnrsITujoGcgiGfvtsTqqcaNTU2RycCkwwLAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b9a38ff66ace6599a8dc018d751641691cda16fd3c7bca80bf139115717ad7f2","last_reissued_at":"2026-05-18T01:45:26.082025Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:45:26.082025Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1401.2931","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:45:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8BFMkQ1iiOgfDu6JguMO7Eprc1+HjB8l0fA3v3v8bs76xl3z5QMeAkv69ySHm5Vfd0nk0hj3/CrOj4q4+2wWAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T06:04:03.885625Z"},"content_sha256":"1496712b9847d428e32f43440a156e52b281d2dc46b6dfb8e24af0ccbc72db03","schema_version":"1.0","event_id":"sha256:1496712b9847d428e32f43440a156e52b281d2dc46b6dfb8e24af0ccbc72db03"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:XGRY75TKZZSZTKG4AGGXKFSBNE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Distribution of Electric Currents in Solar Active Regions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Bernhard Kliem, Guillaume Aulanier, James E. Leake, K\\'evin Dalmasse, Mark G. Linton, Tibor T\\\"or\\\"ok, Vasilis Archontis, Viacheslav S. Titov, Zoran Miki\\'c","submitted_at":"2014-01-13T17:42:18Z","abstract_excerpt":"There has been a long-lasting debate on the question of whether or not electric currents in solar active regions are neutralized. That is, whether or not the main (or direct) coronal currents connecting the active region polarities are surrounded by shielding (or return) currents of equal total value and opposite direction. Both theory and observations are not yet fully conclusive regarding this question, and numerical simulations have, surprisingly, barely been used to address it. Here we quantify the evolution of electric currents during the formation of a bipolar active region by considerin"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.2931","kind":"arxiv","version":1},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:45:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sk5YazJaze6rqJbjZ4Y9X/SuiHDx8BYVjoeoS5TZPlrRzebZSZJuaA/9S7yntDWpHv95ffO+x6r1O7L48aaEAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T06:04:03.885976Z"},"content_sha256":"5b4799efe02ce8c45d589a4c317b60e992e0f12f22aa04df55afdb7f2eb47bbc","schema_version":"1.0","event_id":"sha256:5b4799efe02ce8c45d589a4c317b60e992e0f12f22aa04df55afdb7f2eb47bbc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XGRY75TKZZSZTKG4AGGXKFSBNE/bundle.json","state_url":"https://pith.science/pith/XGRY75TKZZSZTKG4AGGXKFSBNE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XGRY75TKZZSZTKG4AGGXKFSBNE/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-01T06:04:03Z","links":{"resolver":"https://pith.science/pith/XGRY75TKZZSZTKG4AGGXKFSBNE","bundle":"https://pith.science/pith/XGRY75TKZZSZTKG4AGGXKFSBNE/bundle.json","state":"https://pith.science/pith/XGRY75TKZZSZTKG4AGGXKFSBNE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XGRY75TKZZSZTKG4AGGXKFSBNE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:XGRY75TKZZSZTKG4AGGXKFSBNE","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":"22ecda772b7bd94c9eb67231202339f24610a08f543c5dd7f50a18296f730c9a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-01-13T17:42:18Z","title_canon_sha256":"29143d0b885a5217d1fe60fb59ff90128c50a2f4b75f42b0c68108bfba7ca1d8"},"schema_version":"1.0","source":{"id":"1401.2931","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1401.2931","created_at":"2026-05-18T01:45:26Z"},{"alias_kind":"arxiv_version","alias_value":"1401.2931v1","created_at":"2026-05-18T01:45:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.2931","created_at":"2026-05-18T01:45:26Z"},{"alias_kind":"pith_short_12","alias_value":"XGRY75TKZZSZ","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"XGRY75TKZZSZTKG4","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"XGRY75TK","created_at":"2026-05-18T12:28:57Z"}],"graph_snapshots":[{"event_id":"sha256:5b4799efe02ce8c45d589a4c317b60e992e0f12f22aa04df55afdb7f2eb47bbc","target":"graph","created_at":"2026-05-18T01:45:26Z","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":"There has been a long-lasting debate on the question of whether or not electric currents in solar active regions are neutralized. That is, whether or not the main (or direct) coronal currents connecting the active region polarities are surrounded by shielding (or return) currents of equal total value and opposite direction. Both theory and observations are not yet fully conclusive regarding this question, and numerical simulations have, surprisingly, barely been used to address it. Here we quantify the evolution of electric currents during the formation of a bipolar active region by considerin","authors_text":"Bernhard Kliem, Guillaume Aulanier, James E. Leake, K\\'evin Dalmasse, Mark G. Linton, Tibor T\\\"or\\\"ok, Vasilis Archontis, Viacheslav S. Titov, Zoran Miki\\'c","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-01-13T17:42:18Z","title":"Distribution of Electric Currents in Solar Active Regions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.2931","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":"sha256:1496712b9847d428e32f43440a156e52b281d2dc46b6dfb8e24af0ccbc72db03","target":"record","created_at":"2026-05-18T01:45:26Z","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":"22ecda772b7bd94c9eb67231202339f24610a08f543c5dd7f50a18296f730c9a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-01-13T17:42:18Z","title_canon_sha256":"29143d0b885a5217d1fe60fb59ff90128c50a2f4b75f42b0c68108bfba7ca1d8"},"schema_version":"1.0","source":{"id":"1401.2931","kind":"arxiv","version":1}},"canonical_sha256":"b9a38ff66ace6599a8dc018d751641691cda16fd3c7bca80bf139115717ad7f2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b9a38ff66ace6599a8dc018d751641691cda16fd3c7bca80bf139115717ad7f2","first_computed_at":"2026-05-18T01:45:26.082025Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:45:26.082025Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Ar419z7WASEm3Y8b/AjsWp1oN387+Lx5hzunUm1sa6aAfLBywUnrsITujoGcgiGfvtsTqqcaNTU2RycCkwwLAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:45:26.082499Z","signed_message":"canonical_sha256_bytes"},"source_id":"1401.2931","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1496712b9847d428e32f43440a156e52b281d2dc46b6dfb8e24af0ccbc72db03","sha256:5b4799efe02ce8c45d589a4c317b60e992e0f12f22aa04df55afdb7f2eb47bbc"],"state_sha256":"2f834f34424e679edb7a0cd98f82529a0d0ab270afed5103565001e0be5a6adb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ogubByKJcgv8NWmRvGs9oxOdWphI/1WGvlLnF0EPccBQa2BFzWP9wnkDiAk8Rwxrl/sftOTav31cpjuOnZT1CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T06:04:03.888270Z","bundle_sha256":"3e013f4dbb9a5895accd577ad1f9c544149ce59e5b54f587c0f053287b513034"}}