{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:G65X4W6RRNDAY76JEFJ4ZX3AMU","short_pith_number":"pith:G65X4W6R","canonical_record":{"source":{"id":"1901.08199","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-01-24T02:18:39Z","cross_cats_sorted":[],"title_canon_sha256":"51eb648705af45d2e5ba7939e420a3422751ae14633a0c7bf7cdfec9f00b2f7e","abstract_canon_sha256":"3cfbbe34329041ee80ad77308de58e2678656b4f79ed334231882655cfcf195e"},"schema_version":"1.0"},"canonical_sha256":"37bb7e5bd18b460c7fc92153ccdf606511b11c32c26a055efad19f477a877539","source":{"kind":"arxiv","id":"1901.08199","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.08199","created_at":"2026-05-17T23:52:03Z"},{"alias_kind":"arxiv_version","alias_value":"1901.08199v1","created_at":"2026-05-17T23:52:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.08199","created_at":"2026-05-17T23:52:03Z"},{"alias_kind":"pith_short_12","alias_value":"G65X4W6RRNDA","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_16","alias_value":"G65X4W6RRNDAY76J","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_8","alias_value":"G65X4W6R","created_at":"2026-05-18T12:33:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:G65X4W6RRNDAY76JEFJ4ZX3AMU","target":"record","payload":{"canonical_record":{"source":{"id":"1901.08199","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-01-24T02:18:39Z","cross_cats_sorted":[],"title_canon_sha256":"51eb648705af45d2e5ba7939e420a3422751ae14633a0c7bf7cdfec9f00b2f7e","abstract_canon_sha256":"3cfbbe34329041ee80ad77308de58e2678656b4f79ed334231882655cfcf195e"},"schema_version":"1.0"},"canonical_sha256":"37bb7e5bd18b460c7fc92153ccdf606511b11c32c26a055efad19f477a877539","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:52:03.114895Z","signature_b64":"RML4bBfOkvqLMIhFS3q53+08GKIicfo01onZfQBkDYFYJXc9efgoNKi6lHKvPIEcFjHtvXlONCx+urDPsXHgCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"37bb7e5bd18b460c7fc92153ccdf606511b11c32c26a055efad19f477a877539","last_reissued_at":"2026-05-17T23:52:03.114224Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:52:03.114224Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1901.08199","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":"2026-05-17T23:52:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fYQEWPRbd8C0kAGRWioabdK0/JCWktV4IJu13Tk2K4EE5GezQff4xyurQk0hFNeRZmPtmf94/CGMh73fWLFaDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T20:25:46.537764Z"},"content_sha256":"ba2cc0fba002f2533bb1927f34139b4f97e40542afa73911d1c78cebcba56722","schema_version":"1.0","event_id":"sha256:ba2cc0fba002f2533bb1927f34139b4f97e40542afa73911d1c78cebcba56722"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:G65X4W6RRNDAY76JEFJ4ZX3AMU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"First Unambiguous Imaging of Large-Scale Quasi-Periodic Extreme-Ultraviolet Wave or Shock","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Kazunari Shibata, P. F. Chen, Ying D. Liu, Yuandeng Shen, Yu Liu, Zehao Tang","submitted_at":"2019-01-24T02:18:39Z","abstract_excerpt":"We report the first unambiguous quasi-periodic large-scale extreme-ultraviolet (EUV) wave or shock that was detected by the Atmospheric Imaging Assembly on board the Solar Dynamics Observatory. During the whip-like unwinding eruption of a small filament on 2012 April 24, multiple consecutive large-scale wavefronts emanating from AR11467 were observed simultaneously along the solar surface and a closed transequatorial loop system. In the meantime, an upward propagating dome-shaped wavefront was also observed, whose initial speed and deceleration are about 1392 km/s and 1.78 km/s^2, respectively"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.08199","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":"2026-05-17T23:52:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"e3KNbK7pVNlq2JaM86Rt1fCL56YKu4YpIADruMfh6G3mDczwzaNrydp2KGw4fLcw/4w6AZ+qGI5qye5nSZ4QCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T20:25:46.538326Z"},"content_sha256":"d72dc57e56e1be470de7780f0a54f9afcc1a66929730015112f91177bd18611a","schema_version":"1.0","event_id":"sha256:d72dc57e56e1be470de7780f0a54f9afcc1a66929730015112f91177bd18611a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/G65X4W6RRNDAY76JEFJ4ZX3AMU/bundle.json","state_url":"https://pith.science/pith/G65X4W6RRNDAY76JEFJ4ZX3AMU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/G65X4W6RRNDAY76JEFJ4ZX3AMU/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":"2026-05-30T20:25:46Z","links":{"resolver":"https://pith.science/pith/G65X4W6RRNDAY76JEFJ4ZX3AMU","bundle":"https://pith.science/pith/G65X4W6RRNDAY76JEFJ4ZX3AMU/bundle.json","state":"https://pith.science/pith/G65X4W6RRNDAY76JEFJ4ZX3AMU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/G65X4W6RRNDAY76JEFJ4ZX3AMU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:G65X4W6RRNDAY76JEFJ4ZX3AMU","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":"3cfbbe34329041ee80ad77308de58e2678656b4f79ed334231882655cfcf195e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-01-24T02:18:39Z","title_canon_sha256":"51eb648705af45d2e5ba7939e420a3422751ae14633a0c7bf7cdfec9f00b2f7e"},"schema_version":"1.0","source":{"id":"1901.08199","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.08199","created_at":"2026-05-17T23:52:03Z"},{"alias_kind":"arxiv_version","alias_value":"1901.08199v1","created_at":"2026-05-17T23:52:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.08199","created_at":"2026-05-17T23:52:03Z"},{"alias_kind":"pith_short_12","alias_value":"G65X4W6RRNDA","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_16","alias_value":"G65X4W6RRNDAY76J","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_8","alias_value":"G65X4W6R","created_at":"2026-05-18T12:33:18Z"}],"graph_snapshots":[{"event_id":"sha256:d72dc57e56e1be470de7780f0a54f9afcc1a66929730015112f91177bd18611a","target":"graph","created_at":"2026-05-17T23:52:03Z","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 report the first unambiguous quasi-periodic large-scale extreme-ultraviolet (EUV) wave or shock that was detected by the Atmospheric Imaging Assembly on board the Solar Dynamics Observatory. During the whip-like unwinding eruption of a small filament on 2012 April 24, multiple consecutive large-scale wavefronts emanating from AR11467 were observed simultaneously along the solar surface and a closed transequatorial loop system. In the meantime, an upward propagating dome-shaped wavefront was also observed, whose initial speed and deceleration are about 1392 km/s and 1.78 km/s^2, respectively","authors_text":"Kazunari Shibata, P. F. Chen, Ying D. Liu, Yuandeng Shen, Yu Liu, Zehao Tang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-01-24T02:18:39Z","title":"First Unambiguous Imaging of Large-Scale Quasi-Periodic Extreme-Ultraviolet Wave or Shock"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.08199","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:ba2cc0fba002f2533bb1927f34139b4f97e40542afa73911d1c78cebcba56722","target":"record","created_at":"2026-05-17T23:52:03Z","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":"3cfbbe34329041ee80ad77308de58e2678656b4f79ed334231882655cfcf195e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-01-24T02:18:39Z","title_canon_sha256":"51eb648705af45d2e5ba7939e420a3422751ae14633a0c7bf7cdfec9f00b2f7e"},"schema_version":"1.0","source":{"id":"1901.08199","kind":"arxiv","version":1}},"canonical_sha256":"37bb7e5bd18b460c7fc92153ccdf606511b11c32c26a055efad19f477a877539","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"37bb7e5bd18b460c7fc92153ccdf606511b11c32c26a055efad19f477a877539","first_computed_at":"2026-05-17T23:52:03.114224Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:52:03.114224Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RML4bBfOkvqLMIhFS3q53+08GKIicfo01onZfQBkDYFYJXc9efgoNKi6lHKvPIEcFjHtvXlONCx+urDPsXHgCA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:52:03.114895Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.08199","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ba2cc0fba002f2533bb1927f34139b4f97e40542afa73911d1c78cebcba56722","sha256:d72dc57e56e1be470de7780f0a54f9afcc1a66929730015112f91177bd18611a"],"state_sha256":"2935f48b00dc7364e35ab5316f43129938468df76370c4919929438d84c39d2a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PDj/iaBoF4XxH4HaL1YdmN6z5Lh1zYd4hUCCq+EK+UJ+HLoEkmln+g91oT4U6Rov9C9zGPu8ixLgKVWxA9DqBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T20:25:46.541605Z","bundle_sha256":"7d932c071bfa6b7ae6559a1ae0d610deefacd2b407f6d22a4ef14dcd5b1d68ff"}}