{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:MTRZAAPQZRGKI3AK7YMJJFIDMQ","short_pith_number":"pith:MTRZAAPQ","schema_version":"1.0","canonical_sha256":"64e39001f0cc4ca46c0afe18949503642f13dbd62e257c18b97cafc0b407b94a","source":{"kind":"arxiv","id":"1207.7345","version":2},"attestation_state":"computed","paper":{"title":"Circular Ribbon Flares and Homologous Jets","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Chang Liu, Haimin Wang","submitted_at":"2012-07-31T19:12:49Z","abstract_excerpt":"Solar flare emissions in the chromosphere often appear as elongated ribbons on both sides of the magnetic polarity inversion line (PIL), which has been regarded as evidence of a typical configuration of magnetic reconnection. However, flares having a circular ribbon have rarely been reported, although it is expected in the fan--spine magnetic topology involving reconnection at a three-dimensional (3D) coronal null point. We present five circular ribbon flares with associated surges, using high-resolution and high-cadence halpha blue wing observations obtained from the recently digitized films "},"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":"1207.7345","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-07-31T19:12:49Z","cross_cats_sorted":[],"title_canon_sha256":"1debdfba213299949788c7af5f2ac07496d7ab423d96f7b4a6132d9bee9ab7d8","abstract_canon_sha256":"959eada1d2e9cda0526d3097f45afc6d78a15454ab0818ab787396bb2db21e57"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:56:00.526285Z","signature_b64":"1LfHwWNgkhbc7+h2/+vcDO3XZWGf+5v6c3yfCwrNgPSzQtSNPTALkSsAdS+TYXcSvDuTUVUYs08pML21WOBJCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"64e39001f0cc4ca46c0afe18949503642f13dbd62e257c18b97cafc0b407b94a","last_reissued_at":"2026-05-18T01:56:00.525788Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:56:00.525788Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Circular Ribbon Flares and Homologous Jets","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Chang Liu, Haimin Wang","submitted_at":"2012-07-31T19:12:49Z","abstract_excerpt":"Solar flare emissions in the chromosphere often appear as elongated ribbons on both sides of the magnetic polarity inversion line (PIL), which has been regarded as evidence of a typical configuration of magnetic reconnection. However, flares having a circular ribbon have rarely been reported, although it is expected in the fan--spine magnetic topology involving reconnection at a three-dimensional (3D) coronal null point. We present five circular ribbon flares with associated surges, using high-resolution and high-cadence halpha blue wing observations obtained from the recently digitized films "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.7345","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":"1207.7345","created_at":"2026-05-18T01:56:00.525870+00:00"},{"alias_kind":"arxiv_version","alias_value":"1207.7345v2","created_at":"2026-05-18T01:56:00.525870+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.7345","created_at":"2026-05-18T01:56:00.525870+00:00"},{"alias_kind":"pith_short_12","alias_value":"MTRZAAPQZRGK","created_at":"2026-05-18T12:27:14.488303+00:00"},{"alias_kind":"pith_short_16","alias_value":"MTRZAAPQZRGKI3AK","created_at":"2026-05-18T12:27:14.488303+00:00"},{"alias_kind":"pith_short_8","alias_value":"MTRZAAPQ","created_at":"2026-05-18T12:27:14.488303+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/MTRZAAPQZRGKI3AK7YMJJFIDMQ","json":"https://pith.science/pith/MTRZAAPQZRGKI3AK7YMJJFIDMQ.json","graph_json":"https://pith.science/api/pith-number/MTRZAAPQZRGKI3AK7YMJJFIDMQ/graph.json","events_json":"https://pith.science/api/pith-number/MTRZAAPQZRGKI3AK7YMJJFIDMQ/events.json","paper":"https://pith.science/paper/MTRZAAPQ"},"agent_actions":{"view_html":"https://pith.science/pith/MTRZAAPQZRGKI3AK7YMJJFIDMQ","download_json":"https://pith.science/pith/MTRZAAPQZRGKI3AK7YMJJFIDMQ.json","view_paper":"https://pith.science/paper/MTRZAAPQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1207.7345&json=true","fetch_graph":"https://pith.science/api/pith-number/MTRZAAPQZRGKI3AK7YMJJFIDMQ/graph.json","fetch_events":"https://pith.science/api/pith-number/MTRZAAPQZRGKI3AK7YMJJFIDMQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MTRZAAPQZRGKI3AK7YMJJFIDMQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MTRZAAPQZRGKI3AK7YMJJFIDMQ/action/storage_attestation","attest_author":"https://pith.science/pith/MTRZAAPQZRGKI3AK7YMJJFIDMQ/action/author_attestation","sign_citation":"https://pith.science/pith/MTRZAAPQZRGKI3AK7YMJJFIDMQ/action/citation_signature","submit_replication":"https://pith.science/pith/MTRZAAPQZRGKI3AK7YMJJFIDMQ/action/replication_record"}},"created_at":"2026-05-18T01:56:00.525870+00:00","updated_at":"2026-05-18T01:56:00.525870+00:00"}