{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:6UQOIFRESGMNIMHSJ6AA2XRUXL","short_pith_number":"pith:6UQOIFRE","canonical_record":{"source":{"id":"1804.02354","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-04-06T16:55:38Z","cross_cats_sorted":[],"title_canon_sha256":"9f9980e22fee17df86f910f6d717ec34fb7aa066901ef176f4610a897b51adc6","abstract_canon_sha256":"5313666ff09f6bf22aa0a94da2f96bdf23d079524664a4322c8242bb7a72c7e9"},"schema_version":"1.0"},"canonical_sha256":"f520e416249198d430f24f800d5e34bad639438e5171771b0528bebf31233851","source":{"kind":"arxiv","id":"1804.02354","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.02354","created_at":"2026-05-18T00:14:07Z"},{"alias_kind":"arxiv_version","alias_value":"1804.02354v1","created_at":"2026-05-18T00:14:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.02354","created_at":"2026-05-18T00:14:07Z"},{"alias_kind":"pith_short_12","alias_value":"6UQOIFRESGMN","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_16","alias_value":"6UQOIFRESGMNIMHS","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_8","alias_value":"6UQOIFRE","created_at":"2026-05-18T12:32:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:6UQOIFRESGMNIMHSJ6AA2XRUXL","target":"record","payload":{"canonical_record":{"source":{"id":"1804.02354","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-04-06T16:55:38Z","cross_cats_sorted":[],"title_canon_sha256":"9f9980e22fee17df86f910f6d717ec34fb7aa066901ef176f4610a897b51adc6","abstract_canon_sha256":"5313666ff09f6bf22aa0a94da2f96bdf23d079524664a4322c8242bb7a72c7e9"},"schema_version":"1.0"},"canonical_sha256":"f520e416249198d430f24f800d5e34bad639438e5171771b0528bebf31233851","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:14:07.894272Z","signature_b64":"fIWY/0okX048kwF9jf3Qv6xT8bccLR4ph2dvotkQrmu8aZYvnYDFZklg/V+47txOsnZFA0GlML/bXo0dtZoBAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f520e416249198d430f24f800d5e34bad639438e5171771b0528bebf31233851","last_reissued_at":"2026-05-18T00:14:07.893709Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:14:07.893709Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1804.02354","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":"2026-05-18T00:14:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WASSVubtWPJUXfdvh20WjTrQaomOPb9y0dQwWYw0dXXWwa2udm8BJla95hwpaHApY5AIUj+nuoDf27MTkJmsBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T09:41:30.988902Z"},"content_sha256":"f5b88915ff9485365e4dc66376b2e9f4272b865180dd518268685778c8b3dddd","schema_version":"1.0","event_id":"sha256:f5b88915ff9485365e4dc66376b2e9f4272b865180dd518268685778c8b3dddd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:6UQOIFRESGMNIMHSJ6AA2XRUXL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Unambiguous Evidence of Coronal Implosions During Solar Eruptions and Flares","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Juntao Wang, L. Fletcher, P. J. A. Simoes","submitted_at":"2018-04-06T16:55:38Z","abstract_excerpt":"In the implosion conjecture, coronal loops contract as the result of magnetic energy release in solar eruptions and flares. However, after almost two decades, observations of this phenomenon are still rare, and most of previous reports are plagued by projection effects so that loop contraction could be either true implosion or just a change in loop inclination. In this paper, to demonstrate the reality of loop contractions in the global coronal dynamics, we present four events with the continuously contracting loops in an almost edge-on geometry from the perspective of SDO/AIA, which are free "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.02354","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":"2026-05-18T00:14:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iygisOMSLeouyfCqOW6o2RYAxLG2N8MuICgNgFwjeZpyq9lxAZ/Ee1tqkWJRUWYF2L3aWTwhUPypCi1DHhl2Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T09:41:30.989569Z"},"content_sha256":"b3052d05ddd329fc3e0c930f2a185a205c18ab7e600b2138e2f9f2405d19925a","schema_version":"1.0","event_id":"sha256:b3052d05ddd329fc3e0c930f2a185a205c18ab7e600b2138e2f9f2405d19925a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6UQOIFRESGMNIMHSJ6AA2XRUXL/bundle.json","state_url":"https://pith.science/pith/6UQOIFRESGMNIMHSJ6AA2XRUXL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6UQOIFRESGMNIMHSJ6AA2XRUXL/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":"2026-05-31T09:41:30Z","links":{"resolver":"https://pith.science/pith/6UQOIFRESGMNIMHSJ6AA2XRUXL","bundle":"https://pith.science/pith/6UQOIFRESGMNIMHSJ6AA2XRUXL/bundle.json","state":"https://pith.science/pith/6UQOIFRESGMNIMHSJ6AA2XRUXL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6UQOIFRESGMNIMHSJ6AA2XRUXL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:6UQOIFRESGMNIMHSJ6AA2XRUXL","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":"5313666ff09f6bf22aa0a94da2f96bdf23d079524664a4322c8242bb7a72c7e9","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-04-06T16:55:38Z","title_canon_sha256":"9f9980e22fee17df86f910f6d717ec34fb7aa066901ef176f4610a897b51adc6"},"schema_version":"1.0","source":{"id":"1804.02354","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.02354","created_at":"2026-05-18T00:14:07Z"},{"alias_kind":"arxiv_version","alias_value":"1804.02354v1","created_at":"2026-05-18T00:14:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.02354","created_at":"2026-05-18T00:14:07Z"},{"alias_kind":"pith_short_12","alias_value":"6UQOIFRESGMN","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_16","alias_value":"6UQOIFRESGMNIMHS","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_8","alias_value":"6UQOIFRE","created_at":"2026-05-18T12:32:11Z"}],"graph_snapshots":[{"event_id":"sha256:b3052d05ddd329fc3e0c930f2a185a205c18ab7e600b2138e2f9f2405d19925a","target":"graph","created_at":"2026-05-18T00:14:07Z","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":"In the implosion conjecture, coronal loops contract as the result of magnetic energy release in solar eruptions and flares. However, after almost two decades, observations of this phenomenon are still rare, and most of previous reports are plagued by projection effects so that loop contraction could be either true implosion or just a change in loop inclination. In this paper, to demonstrate the reality of loop contractions in the global coronal dynamics, we present four events with the continuously contracting loops in an almost edge-on geometry from the perspective of SDO/AIA, which are free ","authors_text":"Juntao Wang, L. Fletcher, P. J. A. Simoes","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-04-06T16:55:38Z","title":"Unambiguous Evidence of Coronal Implosions During Solar Eruptions and Flares"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.02354","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:f5b88915ff9485365e4dc66376b2e9f4272b865180dd518268685778c8b3dddd","target":"record","created_at":"2026-05-18T00:14:07Z","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":"5313666ff09f6bf22aa0a94da2f96bdf23d079524664a4322c8242bb7a72c7e9","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-04-06T16:55:38Z","title_canon_sha256":"9f9980e22fee17df86f910f6d717ec34fb7aa066901ef176f4610a897b51adc6"},"schema_version":"1.0","source":{"id":"1804.02354","kind":"arxiv","version":1}},"canonical_sha256":"f520e416249198d430f24f800d5e34bad639438e5171771b0528bebf31233851","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f520e416249198d430f24f800d5e34bad639438e5171771b0528bebf31233851","first_computed_at":"2026-05-18T00:14:07.893709Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:14:07.893709Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fIWY/0okX048kwF9jf3Qv6xT8bccLR4ph2dvotkQrmu8aZYvnYDFZklg/V+47txOsnZFA0GlML/bXo0dtZoBAg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:14:07.894272Z","signed_message":"canonical_sha256_bytes"},"source_id":"1804.02354","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f5b88915ff9485365e4dc66376b2e9f4272b865180dd518268685778c8b3dddd","sha256:b3052d05ddd329fc3e0c930f2a185a205c18ab7e600b2138e2f9f2405d19925a"],"state_sha256":"a1e311746e3ee8098cef1152dbcb47d62c02a981b5183fad050d93cb878696d2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+PNFJKmD5ppBNxSzlAyyt9jDermlBFs64uK8CJ4NNZ39M3CjvFXF3GoOqi6CwF0179crA4cCe1xPliLPm39kBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T09:41:30.992892Z","bundle_sha256":"af91e8b73713f4d1f4a2db66fcae9f14f2628e4eb9c7025d15be0382f3e99ae1"}}