{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:H2ACJL53RG7BHFH2IF5KG5NMUH","short_pith_number":"pith:H2ACJL53","canonical_record":{"source":{"id":"0712.1235","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2007-12-07T21:18:43Z","cross_cats_sorted":[],"title_canon_sha256":"71a5af06a768f0d8198fe6b20e17b282e8a49d5e3e3b8191565e0af4b9e7289c","abstract_canon_sha256":"6802d4fbf4755e775e697707c77c6ef1aa7b8ce12f37b9850813a91a391d2181"},"schema_version":"1.0"},"canonical_sha256":"3e8024afbb89be1394fa417aa375aca1d35f159ad4bc35e1aa32e5bdf3b6190f","source":{"kind":"arxiv","id":"0712.1235","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0712.1235","created_at":"2026-05-18T02:16:08Z"},{"alias_kind":"arxiv_version","alias_value":"0712.1235v2","created_at":"2026-05-18T02:16:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0712.1235","created_at":"2026-05-18T02:16:08Z"},{"alias_kind":"pith_short_12","alias_value":"H2ACJL53RG7B","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_16","alias_value":"H2ACJL53RG7BHFH2","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_8","alias_value":"H2ACJL53","created_at":"2026-05-18T12:25:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:H2ACJL53RG7BHFH2IF5KG5NMUH","target":"record","payload":{"canonical_record":{"source":{"id":"0712.1235","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2007-12-07T21:18:43Z","cross_cats_sorted":[],"title_canon_sha256":"71a5af06a768f0d8198fe6b20e17b282e8a49d5e3e3b8191565e0af4b9e7289c","abstract_canon_sha256":"6802d4fbf4755e775e697707c77c6ef1aa7b8ce12f37b9850813a91a391d2181"},"schema_version":"1.0"},"canonical_sha256":"3e8024afbb89be1394fa417aa375aca1d35f159ad4bc35e1aa32e5bdf3b6190f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:16:08.687961Z","signature_b64":"QIiXPZ8sc7DW0QibfUTth2YVp/2e7WHXeFsdj7wSuJtThH75UrtkQgG4qDHymE5hH5ips9cZ92CgO6xQjan5CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3e8024afbb89be1394fa417aa375aca1d35f159ad4bc35e1aa32e5bdf3b6190f","last_reissued_at":"2026-05-18T02:16:08.687185Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:16:08.687185Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0712.1235","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:16:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vd8A7U2QEDqmpSgDL70hN0h5Udxm3C3MewKcjBvI02t/VP+uQYgf7N4pUbh3/6gIoXDzptKIOONzhpUpsQRUBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T13:32:08.175164Z"},"content_sha256":"7911836385a3e449a5c0ea19689af28326c07323f3354974d7003ec6e898b243","schema_version":"1.0","event_id":"sha256:7911836385a3e449a5c0ea19689af28326c07323f3354974d7003ec6e898b243"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:H2ACJL53RG7BHFH2IF5KG5NMUH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Patchy Reconnection in a Y-Type Current Sheet","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"C. R. DeVore, D. W. Longcope, M. G. Linton","submitted_at":"2007-12-07T21:18:43Z","abstract_excerpt":"We study the evolution of the magnetic field in a Y-type current sheet subject to a brief, localized magnetic reconnection event. The reconnection produces up- and down-flowing reconnected flux tubes which rapidly decelerate when they hit the Y-lines and underlying magnetic arcade loops at the ends of the current sheet. This localized reconnection outflow followed by a rapid deceleration reproduces the observed behavior of post-CME downflowing coronal voids. These simulations support the hypothesis that these observed coronal downflows are the retraction of magnetic fields reconnected in local"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0712.1235","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:16:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+Lv7GGGHrl1kLRoKEj5+iW14axuAh/lcke6Eec/AMddRpiNPIog3BC9EXx/L1VuogjxmSQtih0mWPloyc2q4Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T13:32:08.175776Z"},"content_sha256":"2de8788909ccddcf30f8ae119f9571f40cbbf2764da776442f7e7683e030e63d","schema_version":"1.0","event_id":"sha256:2de8788909ccddcf30f8ae119f9571f40cbbf2764da776442f7e7683e030e63d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/H2ACJL53RG7BHFH2IF5KG5NMUH/bundle.json","state_url":"https://pith.science/pith/H2ACJL53RG7BHFH2IF5KG5NMUH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/H2ACJL53RG7BHFH2IF5KG5NMUH/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":"2026-05-28T13:32:08Z","links":{"resolver":"https://pith.science/pith/H2ACJL53RG7BHFH2IF5KG5NMUH","bundle":"https://pith.science/pith/H2ACJL53RG7BHFH2IF5KG5NMUH/bundle.json","state":"https://pith.science/pith/H2ACJL53RG7BHFH2IF5KG5NMUH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/H2ACJL53RG7BHFH2IF5KG5NMUH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:H2ACJL53RG7BHFH2IF5KG5NMUH","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":"6802d4fbf4755e775e697707c77c6ef1aa7b8ce12f37b9850813a91a391d2181","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2007-12-07T21:18:43Z","title_canon_sha256":"71a5af06a768f0d8198fe6b20e17b282e8a49d5e3e3b8191565e0af4b9e7289c"},"schema_version":"1.0","source":{"id":"0712.1235","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0712.1235","created_at":"2026-05-18T02:16:08Z"},{"alias_kind":"arxiv_version","alias_value":"0712.1235v2","created_at":"2026-05-18T02:16:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0712.1235","created_at":"2026-05-18T02:16:08Z"},{"alias_kind":"pith_short_12","alias_value":"H2ACJL53RG7B","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_16","alias_value":"H2ACJL53RG7BHFH2","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_8","alias_value":"H2ACJL53","created_at":"2026-05-18T12:25:55Z"}],"graph_snapshots":[{"event_id":"sha256:2de8788909ccddcf30f8ae119f9571f40cbbf2764da776442f7e7683e030e63d","target":"graph","created_at":"2026-05-18T02:16:08Z","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 study the evolution of the magnetic field in a Y-type current sheet subject to a brief, localized magnetic reconnection event. The reconnection produces up- and down-flowing reconnected flux tubes which rapidly decelerate when they hit the Y-lines and underlying magnetic arcade loops at the ends of the current sheet. This localized reconnection outflow followed by a rapid deceleration reproduces the observed behavior of post-CME downflowing coronal voids. These simulations support the hypothesis that these observed coronal downflows are the retraction of magnetic fields reconnected in local","authors_text":"C. R. DeVore, D. W. Longcope, M. G. Linton","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2007-12-07T21:18:43Z","title":"Patchy Reconnection in a Y-Type Current Sheet"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0712.1235","kind":"arxiv","version":2},"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":"sha256:7911836385a3e449a5c0ea19689af28326c07323f3354974d7003ec6e898b243","target":"record","created_at":"2026-05-18T02:16:08Z","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":"6802d4fbf4755e775e697707c77c6ef1aa7b8ce12f37b9850813a91a391d2181","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2007-12-07T21:18:43Z","title_canon_sha256":"71a5af06a768f0d8198fe6b20e17b282e8a49d5e3e3b8191565e0af4b9e7289c"},"schema_version":"1.0","source":{"id":"0712.1235","kind":"arxiv","version":2}},"canonical_sha256":"3e8024afbb89be1394fa417aa375aca1d35f159ad4bc35e1aa32e5bdf3b6190f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3e8024afbb89be1394fa417aa375aca1d35f159ad4bc35e1aa32e5bdf3b6190f","first_computed_at":"2026-05-18T02:16:08.687185Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:16:08.687185Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QIiXPZ8sc7DW0QibfUTth2YVp/2e7WHXeFsdj7wSuJtThH75UrtkQgG4qDHymE5hH5ips9cZ92CgO6xQjan5CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:16:08.687961Z","signed_message":"canonical_sha256_bytes"},"source_id":"0712.1235","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7911836385a3e449a5c0ea19689af28326c07323f3354974d7003ec6e898b243","sha256:2de8788909ccddcf30f8ae119f9571f40cbbf2764da776442f7e7683e030e63d"],"state_sha256":"d96e839a71ccfe7aa3d3152760e1f7035f0841a64946567e3bada8253ad02534"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RINFVERfPQAaRCMuHBzCRiS8EArqUlK4921InuHbTCtxJ9/TvgoGKXqsrMAEKge8UUm9ck0u6RhamE21dy1vCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T13:32:08.178541Z","bundle_sha256":"ff0238954d470c9ffc1d9dca80a5cfdc39e1f85d843656e971aaee3d1c48d769"}}