{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:UUITF6I6RVKQA4Z5BI7VIQLKIQ","short_pith_number":"pith:UUITF6I6","canonical_record":{"source":{"id":"2102.06005","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2021-02-11T13:51:26Z","cross_cats_sorted":["physics.space-ph"],"title_canon_sha256":"95e968f808f028e89246452825a83135617c421b8562700fbb5986dc878f16ae","abstract_canon_sha256":"7ddc389eba0b0af659edc27f714348a104ca4f3f50717210e88e27d5e3c477fb"},"schema_version":"1.0"},"canonical_sha256":"a51132f91e8d5500733d0a3f54416a441adb76805296a96955d90276ab32baa9","source":{"kind":"arxiv","id":"2102.06005","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2102.06005","created_at":"2026-07-05T02:33:50Z"},{"alias_kind":"arxiv_version","alias_value":"2102.06005v1","created_at":"2026-07-05T02:33:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2102.06005","created_at":"2026-07-05T02:33:50Z"},{"alias_kind":"pith_short_12","alias_value":"UUITF6I6RVKQ","created_at":"2026-07-05T02:33:50Z"},{"alias_kind":"pith_short_16","alias_value":"UUITF6I6RVKQA4Z5","created_at":"2026-07-05T02:33:50Z"},{"alias_kind":"pith_short_8","alias_value":"UUITF6I6","created_at":"2026-07-05T02:33:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:UUITF6I6RVKQA4Z5BI7VIQLKIQ","target":"record","payload":{"canonical_record":{"source":{"id":"2102.06005","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2021-02-11T13:51:26Z","cross_cats_sorted":["physics.space-ph"],"title_canon_sha256":"95e968f808f028e89246452825a83135617c421b8562700fbb5986dc878f16ae","abstract_canon_sha256":"7ddc389eba0b0af659edc27f714348a104ca4f3f50717210e88e27d5e3c477fb"},"schema_version":"1.0"},"canonical_sha256":"a51132f91e8d5500733d0a3f54416a441adb76805296a96955d90276ab32baa9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:33:50.842365Z","signature_b64":"XRqL18OB6yUXfskcG9ZTahAhF1IupM2LODrVbKrNXdDYbmGAWyLy/Vl9dVtWQdYtg4Gu4SKOscIm3bsgHTv6Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a51132f91e8d5500733d0a3f54416a441adb76805296a96955d90276ab32baa9","last_reissued_at":"2026-07-05T02:33:50.841893Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:33:50.841893Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2102.06005","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":"2026-07-05T02:33:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Kn8gNmfQEbYIgrwyYgu4PkSrG3avDZh/GrIf7u095tCUKqmBCK78RzZDuS7K9e2pd1MURXrEjWoV8ezxLg9tAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T07:22:48.898769Z"},"content_sha256":"bd46421a41844a9381155ada46837115636a1d46c04935cb6a8bb8c988438f3e","schema_version":"1.0","event_id":"sha256:bd46421a41844a9381155ada46837115636a1d46c04935cb6a8bb8c988438f3e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:UUITF6I6RVKQA4Z5BI7VIQLKIQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The configuration and failed eruption of a complex magnetic flux rope above a {\\delta} sunspot region","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.space-ph"],"primary_cat":"astro-ph.SR","authors_text":"Guoqiang Wang, Jiajia Liu, Jun Chen, Jun Cui, Lijuan Liu, Yuming Wang, Zhenjun Zhou","submitted_at":"2021-02-11T13:51:26Z","abstract_excerpt":"Aims. We investigate the configuration of a complex flux rope above a {\\delta} sunspot region in NOAA AR 11515, and its eruptive expansion during a confined M5.3-class flare.\n  Methods. We study the formation of the {\\delta} sunspot using continuum intensity images and photospheric vector magnetograms provided by SDO/HMI. We use EUV and UV images provided by SDO/AIA, and hard X-ray emission recorded by RHESSI to investigate the eruptive details. The coronal magnetic field is extrapolated with a non-linear force free field (NLFFF) method, based on which the flux rope is identified by calculatin"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2102.06005","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2102.06005/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T02:33:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OLNQNd2s4ELZxgqHauKwg/Qrd43vA9GXZ33qd+pr3PNcEgLtmk2zuP4bsywi30fNDOg906u5qxUHB66sMsTiBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T07:22:48.899307Z"},"content_sha256":"e534846526be57c3e01fc102501b6d296ac1f573d2eafc08af3e831d510f6bbd","schema_version":"1.0","event_id":"sha256:e534846526be57c3e01fc102501b6d296ac1f573d2eafc08af3e831d510f6bbd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UUITF6I6RVKQA4Z5BI7VIQLKIQ/bundle.json","state_url":"https://pith.science/pith/UUITF6I6RVKQA4Z5BI7VIQLKIQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UUITF6I6RVKQA4Z5BI7VIQLKIQ/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":"2026-08-04T07:22:48Z","links":{"resolver":"https://pith.science/pith/UUITF6I6RVKQA4Z5BI7VIQLKIQ","bundle":"https://pith.science/pith/UUITF6I6RVKQA4Z5BI7VIQLKIQ/bundle.json","state":"https://pith.science/pith/UUITF6I6RVKQA4Z5BI7VIQLKIQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UUITF6I6RVKQA4Z5BI7VIQLKIQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:UUITF6I6RVKQA4Z5BI7VIQLKIQ","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":"7ddc389eba0b0af659edc27f714348a104ca4f3f50717210e88e27d5e3c477fb","cross_cats_sorted":["physics.space-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2021-02-11T13:51:26Z","title_canon_sha256":"95e968f808f028e89246452825a83135617c421b8562700fbb5986dc878f16ae"},"schema_version":"1.0","source":{"id":"2102.06005","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2102.06005","created_at":"2026-07-05T02:33:50Z"},{"alias_kind":"arxiv_version","alias_value":"2102.06005v1","created_at":"2026-07-05T02:33:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2102.06005","created_at":"2026-07-05T02:33:50Z"},{"alias_kind":"pith_short_12","alias_value":"UUITF6I6RVKQ","created_at":"2026-07-05T02:33:50Z"},{"alias_kind":"pith_short_16","alias_value":"UUITF6I6RVKQA4Z5","created_at":"2026-07-05T02:33:50Z"},{"alias_kind":"pith_short_8","alias_value":"UUITF6I6","created_at":"2026-07-05T02:33:50Z"}],"graph_snapshots":[{"event_id":"sha256:e534846526be57c3e01fc102501b6d296ac1f573d2eafc08af3e831d510f6bbd","target":"graph","created_at":"2026-07-05T02:33:50Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2102.06005/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Aims. We investigate the configuration of a complex flux rope above a {\\delta} sunspot region in NOAA AR 11515, and its eruptive expansion during a confined M5.3-class flare.\n  Methods. We study the formation of the {\\delta} sunspot using continuum intensity images and photospheric vector magnetograms provided by SDO/HMI. We use EUV and UV images provided by SDO/AIA, and hard X-ray emission recorded by RHESSI to investigate the eruptive details. The coronal magnetic field is extrapolated with a non-linear force free field (NLFFF) method, based on which the flux rope is identified by calculatin","authors_text":"Guoqiang Wang, Jiajia Liu, Jun Chen, Jun Cui, Lijuan Liu, Yuming Wang, Zhenjun Zhou","cross_cats":["physics.space-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2021-02-11T13:51:26Z","title":"The configuration and failed eruption of a complex magnetic flux rope above a {\\delta} sunspot region"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2102.06005","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:bd46421a41844a9381155ada46837115636a1d46c04935cb6a8bb8c988438f3e","target":"record","created_at":"2026-07-05T02:33:50Z","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":"7ddc389eba0b0af659edc27f714348a104ca4f3f50717210e88e27d5e3c477fb","cross_cats_sorted":["physics.space-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2021-02-11T13:51:26Z","title_canon_sha256":"95e968f808f028e89246452825a83135617c421b8562700fbb5986dc878f16ae"},"schema_version":"1.0","source":{"id":"2102.06005","kind":"arxiv","version":1}},"canonical_sha256":"a51132f91e8d5500733d0a3f54416a441adb76805296a96955d90276ab32baa9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a51132f91e8d5500733d0a3f54416a441adb76805296a96955d90276ab32baa9","first_computed_at":"2026-07-05T02:33:50.841893Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:33:50.841893Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XRqL18OB6yUXfskcG9ZTahAhF1IupM2LODrVbKrNXdDYbmGAWyLy/Vl9dVtWQdYtg4Gu4SKOscIm3bsgHTv6Cg==","signature_status":"signed_v1","signed_at":"2026-07-05T02:33:50.842365Z","signed_message":"canonical_sha256_bytes"},"source_id":"2102.06005","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bd46421a41844a9381155ada46837115636a1d46c04935cb6a8bb8c988438f3e","sha256:e534846526be57c3e01fc102501b6d296ac1f573d2eafc08af3e831d510f6bbd"],"state_sha256":"a63b89dac331be21dabeeaf64024c6218b549d2e48e076b26afe24a868c36a16"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FhcdPu/pNSCiUyAjbAhW29PQyByHLRKwW7atZq/sYhYLrtI29akcG4FAhfQdxkeNiQEi18Ex8oFKs1Mg9h3zBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T07:22:48.904305Z","bundle_sha256":"88a5787604119c27ee50d8f893e49517db5bd849d9cff059382afa22d6ee1fbe"}}