{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:KHL62BSUWNLDUL6IJ6GBTIILIQ","short_pith_number":"pith:KHL62BSU","canonical_record":{"source":{"id":"1506.08255","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-06-27T04:16:49Z","cross_cats_sorted":["physics.plasm-ph","physics.space-ph"],"title_canon_sha256":"83085f8dea8be7c70adfdd33223cd91df2f86f307a9fb0cc1de074591df62c72","abstract_canon_sha256":"352884828f992696edeb90a35ef33a5ff413aad54733063b86f89161a0c23a4a"},"schema_version":"1.0"},"canonical_sha256":"51d7ed0654b3563a2fc84f8c19a10b4423d4551fc1eb964503c5f594794b62a4","source":{"kind":"arxiv","id":"1506.08255","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.08255","created_at":"2026-05-18T01:37:46Z"},{"alias_kind":"arxiv_version","alias_value":"1506.08255v1","created_at":"2026-05-18T01:37:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.08255","created_at":"2026-05-18T01:37:46Z"},{"alias_kind":"pith_short_12","alias_value":"KHL62BSUWNLD","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_16","alias_value":"KHL62BSUWNLDUL6I","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_8","alias_value":"KHL62BSU","created_at":"2026-05-18T12:29:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:KHL62BSUWNLDUL6IJ6GBTIILIQ","target":"record","payload":{"canonical_record":{"source":{"id":"1506.08255","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-06-27T04:16:49Z","cross_cats_sorted":["physics.plasm-ph","physics.space-ph"],"title_canon_sha256":"83085f8dea8be7c70adfdd33223cd91df2f86f307a9fb0cc1de074591df62c72","abstract_canon_sha256":"352884828f992696edeb90a35ef33a5ff413aad54733063b86f89161a0c23a4a"},"schema_version":"1.0"},"canonical_sha256":"51d7ed0654b3563a2fc84f8c19a10b4423d4551fc1eb964503c5f594794b62a4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:37:46.916504Z","signature_b64":"vpKmK1HLQZfOycMYyC3Fc32aN5HyDuDIGeBLjtNGz3eppdQVnGskK/KB7WImbLNhhzMN4AahEvNCi8wRmFhUCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"51d7ed0654b3563a2fc84f8c19a10b4423d4551fc1eb964503c5f594794b62a4","last_reissued_at":"2026-05-18T01:37:46.916115Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:37:46.916115Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1506.08255","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":"2026-05-18T01:37:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mV6uZxBBtkf4SkC33Y6fqWwkhXaPoYPPRKI/9DsERCyu6jsEziz++3pSpdlRRTSGdEuk89TVFRu/VuJezSNVAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T10:43:47.144150Z"},"content_sha256":"ca462a185e9486cf08d56532822d437c07103c7febd095d34b25d2930cd9ecd0","schema_version":"1.0","event_id":"sha256:ca462a185e9486cf08d56532822d437c07103c7febd095d34b25d2930cd9ecd0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:KHL62BSUWNLDUL6IJ6GBTIILIQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Extreme Ultraviolet Imaging of Three-dimensional Magnetic Reconnection in a Solar Eruption","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.plasm-ph","physics.space-ph"],"primary_cat":"astro-ph.SR","authors_text":"C. E. Parnell, C. Fang, E. R. Priest, J. Q. Sun, J. Zhang, M. D. Ding, P. F. Chen, S. J. Edwards, X. Cheng, Y. Guo","submitted_at":"2015-06-27T04:16:49Z","abstract_excerpt":"Magnetic reconnection, a change of magnetic field connectivity, is a fundamental physical process in which magnetic energy is released explosively. It is responsible for various eruptive phenomena in the universe. However, this process is difficult to observe directly. Here, the magnetic topology associated with a solar reconnection event is studied in three dimensions (3D) using the combined perspectives of two spacecraft. The sequence of extreme ultraviolet (EUV) images clearly shows that two groups of oppositely directed and non-coplanar magnetic loops gradually approach each other, forming"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.08255","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":"2026-05-18T01:37:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"42HSM/i6uy0f6cFKVrS+QacPp/jMn1XrGMAuTqzVYJMsXzdlEpRzgsPdlKP0vDlv7pxS+psjGhzi1GU0NzzxDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T10:43:47.144513Z"},"content_sha256":"28db6bdbb0d79be7e0a16ebaeee35844e724f0b3c3486256ae6db3e0ad128a04","schema_version":"1.0","event_id":"sha256:28db6bdbb0d79be7e0a16ebaeee35844e724f0b3c3486256ae6db3e0ad128a04"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KHL62BSUWNLDUL6IJ6GBTIILIQ/bundle.json","state_url":"https://pith.science/pith/KHL62BSUWNLDUL6IJ6GBTIILIQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KHL62BSUWNLDUL6IJ6GBTIILIQ/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":"2026-05-28T10:43:47Z","links":{"resolver":"https://pith.science/pith/KHL62BSUWNLDUL6IJ6GBTIILIQ","bundle":"https://pith.science/pith/KHL62BSUWNLDUL6IJ6GBTIILIQ/bundle.json","state":"https://pith.science/pith/KHL62BSUWNLDUL6IJ6GBTIILIQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KHL62BSUWNLDUL6IJ6GBTIILIQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:KHL62BSUWNLDUL6IJ6GBTIILIQ","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":"352884828f992696edeb90a35ef33a5ff413aad54733063b86f89161a0c23a4a","cross_cats_sorted":["physics.plasm-ph","physics.space-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-06-27T04:16:49Z","title_canon_sha256":"83085f8dea8be7c70adfdd33223cd91df2f86f307a9fb0cc1de074591df62c72"},"schema_version":"1.0","source":{"id":"1506.08255","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.08255","created_at":"2026-05-18T01:37:46Z"},{"alias_kind":"arxiv_version","alias_value":"1506.08255v1","created_at":"2026-05-18T01:37:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.08255","created_at":"2026-05-18T01:37:46Z"},{"alias_kind":"pith_short_12","alias_value":"KHL62BSUWNLD","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_16","alias_value":"KHL62BSUWNLDUL6I","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_8","alias_value":"KHL62BSU","created_at":"2026-05-18T12:29:27Z"}],"graph_snapshots":[{"event_id":"sha256:28db6bdbb0d79be7e0a16ebaeee35844e724f0b3c3486256ae6db3e0ad128a04","target":"graph","created_at":"2026-05-18T01:37:46Z","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":"Magnetic reconnection, a change of magnetic field connectivity, is a fundamental physical process in which magnetic energy is released explosively. It is responsible for various eruptive phenomena in the universe. However, this process is difficult to observe directly. Here, the magnetic topology associated with a solar reconnection event is studied in three dimensions (3D) using the combined perspectives of two spacecraft. The sequence of extreme ultraviolet (EUV) images clearly shows that two groups of oppositely directed and non-coplanar magnetic loops gradually approach each other, forming","authors_text":"C. E. Parnell, C. Fang, E. R. Priest, J. Q. Sun, J. Zhang, M. D. Ding, P. F. Chen, S. J. Edwards, X. Cheng, Y. Guo","cross_cats":["physics.plasm-ph","physics.space-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-06-27T04:16:49Z","title":"Extreme Ultraviolet Imaging of Three-dimensional Magnetic Reconnection in a Solar Eruption"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.08255","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:ca462a185e9486cf08d56532822d437c07103c7febd095d34b25d2930cd9ecd0","target":"record","created_at":"2026-05-18T01:37:46Z","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":"352884828f992696edeb90a35ef33a5ff413aad54733063b86f89161a0c23a4a","cross_cats_sorted":["physics.plasm-ph","physics.space-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-06-27T04:16:49Z","title_canon_sha256":"83085f8dea8be7c70adfdd33223cd91df2f86f307a9fb0cc1de074591df62c72"},"schema_version":"1.0","source":{"id":"1506.08255","kind":"arxiv","version":1}},"canonical_sha256":"51d7ed0654b3563a2fc84f8c19a10b4423d4551fc1eb964503c5f594794b62a4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"51d7ed0654b3563a2fc84f8c19a10b4423d4551fc1eb964503c5f594794b62a4","first_computed_at":"2026-05-18T01:37:46.916115Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:37:46.916115Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vpKmK1HLQZfOycMYyC3Fc32aN5HyDuDIGeBLjtNGz3eppdQVnGskK/KB7WImbLNhhzMN4AahEvNCi8wRmFhUCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:37:46.916504Z","signed_message":"canonical_sha256_bytes"},"source_id":"1506.08255","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ca462a185e9486cf08d56532822d437c07103c7febd095d34b25d2930cd9ecd0","sha256:28db6bdbb0d79be7e0a16ebaeee35844e724f0b3c3486256ae6db3e0ad128a04"],"state_sha256":"2cda04c215362d276a305f7557ee1d74e52e4d0193c9e1e521a2c9365f9838ff"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gRwrVGP4q1lHhxcfy1p1+oJTkeukRa6cvkZHCkM+yJk6pSPdzFVgtfUnASCt3MtE84BLgSdMrsmcDqzgA+hSCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T10:43:47.146501Z","bundle_sha256":"4abbacf3de19f950574a3d50ac66fa986ff82a05be58910749a598dba32f87af"}}