{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:A3MN54FGHYDWZJNCRQ6OCJ4ZUH","short_pith_number":"pith:A3MN54FG","canonical_record":{"source":{"id":"1310.1438","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-10-05T03:24:51Z","cross_cats_sorted":[],"title_canon_sha256":"f34b5ac4cfb4e9e6279bd5142f048301da2e2d5fe905876b68894e866fcbb9f5","abstract_canon_sha256":"8447140d84d50cf27487aae19981a8b905b34678c9f0cae527730846b00e9215"},"schema_version":"1.0"},"canonical_sha256":"06d8def0a63e076ca5a28c3ce12799a1e4e8d474292230b02cd39ba8a77a5df9","source":{"kind":"arxiv","id":"1310.1438","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.1438","created_at":"2026-05-18T01:47:14Z"},{"alias_kind":"arxiv_version","alias_value":"1310.1438v1","created_at":"2026-05-18T01:47:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.1438","created_at":"2026-05-18T01:47:14Z"},{"alias_kind":"pith_short_12","alias_value":"A3MN54FGHYDW","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_16","alias_value":"A3MN54FGHYDWZJNC","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_8","alias_value":"A3MN54FG","created_at":"2026-05-18T12:27:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:A3MN54FGHYDWZJNCRQ6OCJ4ZUH","target":"record","payload":{"canonical_record":{"source":{"id":"1310.1438","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-10-05T03:24:51Z","cross_cats_sorted":[],"title_canon_sha256":"f34b5ac4cfb4e9e6279bd5142f048301da2e2d5fe905876b68894e866fcbb9f5","abstract_canon_sha256":"8447140d84d50cf27487aae19981a8b905b34678c9f0cae527730846b00e9215"},"schema_version":"1.0"},"canonical_sha256":"06d8def0a63e076ca5a28c3ce12799a1e4e8d474292230b02cd39ba8a77a5df9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:47:14.938168Z","signature_b64":"5TI3jxFNalLk01wQPhN5mz5x7yclppQ88CtRw7IztMqfyQEyjSTn13h5UYv2ClxA6fWcLibn5dURim3gUMsUCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"06d8def0a63e076ca5a28c3ce12799a1e4e8d474292230b02cd39ba8a77a5df9","last_reissued_at":"2026-05-18T01:47:14.937425Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:47:14.937425Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1310.1438","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":"2026-05-18T01:47:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KehC0pChh1PnjOxp9SHGarlzOO7ub9AXcgmHQzw5+0GT7N4Qa0Vg/y1NbtXF689fGGBo5GEZ5Xv4+X7tyFbsDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T20:48:58.901233Z"},"content_sha256":"cdd32ff6cbf383ae28187199ee0a731457c19a585adf02ab207c7e8c47b65f6d","schema_version":"1.0","event_id":"sha256:cdd32ff6cbf383ae28187199ee0a731457c19a585adf02ab207c7e8c47b65f6d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:A3MN54FGHYDWZJNCRQ6OCJ4ZUH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hot Spine Loops and the Nature of a Late-Phase Solar Flare","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Guillaume Aulanier, Iain G. Hannah, J. Todd Hoeksema, Rachel A. Hock, Xudong Sun, Yang Liu, Yingna Su","submitted_at":"2013-10-05T03:24:51Z","abstract_excerpt":"The fan-spine magnetic topology is believed to be responsible for many curious features in solar explosive events. A spine field line links distinct flux domains, but direct observation of such feature has been rare. Here we report a unique event observed by the Solar Dynamic Observatory where a set of hot coronal loops (over 10 MK) connected to a quasi-circular chromospheric ribbon at one end and a remote brightening at the other. Magnetic field extrapolation suggests these loops are partly tracer of the evolving spine field line. Continuous slipping- and null-point-type reconnections were li"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.1438","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":"2026-05-18T01:47:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p93RzrJZeGZfWw9DMjPSYjNBl8fUIPCIHcu0JcJ8+wYo6GnoeLSYoqyT6kBL2ZP1YSK4kCosDWOCPPmDzsXIBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T20:48:58.901592Z"},"content_sha256":"86458232814b20f25080c417209c0b6500ca6ce902a62594243299c327a257f6","schema_version":"1.0","event_id":"sha256:86458232814b20f25080c417209c0b6500ca6ce902a62594243299c327a257f6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/A3MN54FGHYDWZJNCRQ6OCJ4ZUH/bundle.json","state_url":"https://pith.science/pith/A3MN54FGHYDWZJNCRQ6OCJ4ZUH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/A3MN54FGHYDWZJNCRQ6OCJ4ZUH/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":"2026-06-29T20:48:58Z","links":{"resolver":"https://pith.science/pith/A3MN54FGHYDWZJNCRQ6OCJ4ZUH","bundle":"https://pith.science/pith/A3MN54FGHYDWZJNCRQ6OCJ4ZUH/bundle.json","state":"https://pith.science/pith/A3MN54FGHYDWZJNCRQ6OCJ4ZUH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/A3MN54FGHYDWZJNCRQ6OCJ4ZUH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:A3MN54FGHYDWZJNCRQ6OCJ4ZUH","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":"8447140d84d50cf27487aae19981a8b905b34678c9f0cae527730846b00e9215","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-10-05T03:24:51Z","title_canon_sha256":"f34b5ac4cfb4e9e6279bd5142f048301da2e2d5fe905876b68894e866fcbb9f5"},"schema_version":"1.0","source":{"id":"1310.1438","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.1438","created_at":"2026-05-18T01:47:14Z"},{"alias_kind":"arxiv_version","alias_value":"1310.1438v1","created_at":"2026-05-18T01:47:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.1438","created_at":"2026-05-18T01:47:14Z"},{"alias_kind":"pith_short_12","alias_value":"A3MN54FGHYDW","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_16","alias_value":"A3MN54FGHYDWZJNC","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_8","alias_value":"A3MN54FG","created_at":"2026-05-18T12:27:38Z"}],"graph_snapshots":[{"event_id":"sha256:86458232814b20f25080c417209c0b6500ca6ce902a62594243299c327a257f6","target":"graph","created_at":"2026-05-18T01:47:14Z","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":"The fan-spine magnetic topology is believed to be responsible for many curious features in solar explosive events. A spine field line links distinct flux domains, but direct observation of such feature has been rare. Here we report a unique event observed by the Solar Dynamic Observatory where a set of hot coronal loops (over 10 MK) connected to a quasi-circular chromospheric ribbon at one end and a remote brightening at the other. Magnetic field extrapolation suggests these loops are partly tracer of the evolving spine field line. Continuous slipping- and null-point-type reconnections were li","authors_text":"Guillaume Aulanier, Iain G. Hannah, J. Todd Hoeksema, Rachel A. Hock, Xudong Sun, Yang Liu, Yingna Su","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-10-05T03:24:51Z","title":"Hot Spine Loops and the Nature of a Late-Phase Solar Flare"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.1438","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:cdd32ff6cbf383ae28187199ee0a731457c19a585adf02ab207c7e8c47b65f6d","target":"record","created_at":"2026-05-18T01:47:14Z","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":"8447140d84d50cf27487aae19981a8b905b34678c9f0cae527730846b00e9215","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-10-05T03:24:51Z","title_canon_sha256":"f34b5ac4cfb4e9e6279bd5142f048301da2e2d5fe905876b68894e866fcbb9f5"},"schema_version":"1.0","source":{"id":"1310.1438","kind":"arxiv","version":1}},"canonical_sha256":"06d8def0a63e076ca5a28c3ce12799a1e4e8d474292230b02cd39ba8a77a5df9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"06d8def0a63e076ca5a28c3ce12799a1e4e8d474292230b02cd39ba8a77a5df9","first_computed_at":"2026-05-18T01:47:14.937425Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:47:14.937425Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5TI3jxFNalLk01wQPhN5mz5x7yclppQ88CtRw7IztMqfyQEyjSTn13h5UYv2ClxA6fWcLibn5dURim3gUMsUCg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:47:14.938168Z","signed_message":"canonical_sha256_bytes"},"source_id":"1310.1438","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cdd32ff6cbf383ae28187199ee0a731457c19a585adf02ab207c7e8c47b65f6d","sha256:86458232814b20f25080c417209c0b6500ca6ce902a62594243299c327a257f6"],"state_sha256":"81eb90a0cd20b2fef51bdf8b5637790e3b5500d23b95533d0a484c1e4cd68375"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"B83+y2Aed6LvGil/zV7SOybSk4v3hjkhHaueClCHu5zaNGR3kEZGvVTPss+ynwfH2F3877o1122OWE1wM7sWCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-29T20:48:58.903431Z","bundle_sha256":"1f2d940fca0762419c18e4209cb5fb6fa33f769abd116bf326fd75164b5c5fcd"}}