{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:ULV3RXUMH3K334PTWWU7E2M4FD","short_pith_number":"pith:ULV3RXUM","canonical_record":{"source":{"id":"2008.10245","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-08-24T08:10:50Z","cross_cats_sorted":["physics.space-ph"],"title_canon_sha256":"35c4eb22ba992431c2bbe653ad7c729f5ec56b91eb84bc8b5412ba24e95db9af","abstract_canon_sha256":"6c0869caebfb054e9df57ce70cbf8df9edc25652e25a88caa29e4b9597ae6d3b"},"schema_version":"1.0"},"canonical_sha256":"a2ebb8de8c3ed5bdf1f3b5a9f2699c28c81ff6a3c7bc3e613913dbe61541b082","source":{"kind":"arxiv","id":"2008.10245","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.10245","created_at":"2026-07-05T01:42:43Z"},{"alias_kind":"arxiv_version","alias_value":"2008.10245v2","created_at":"2026-07-05T01:42:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.10245","created_at":"2026-07-05T01:42:43Z"},{"alias_kind":"pith_short_12","alias_value":"ULV3RXUMH3K3","created_at":"2026-07-05T01:42:43Z"},{"alias_kind":"pith_short_16","alias_value":"ULV3RXUMH3K334PT","created_at":"2026-07-05T01:42:43Z"},{"alias_kind":"pith_short_8","alias_value":"ULV3RXUM","created_at":"2026-07-05T01:42:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:ULV3RXUMH3K334PTWWU7E2M4FD","target":"record","payload":{"canonical_record":{"source":{"id":"2008.10245","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-08-24T08:10:50Z","cross_cats_sorted":["physics.space-ph"],"title_canon_sha256":"35c4eb22ba992431c2bbe653ad7c729f5ec56b91eb84bc8b5412ba24e95db9af","abstract_canon_sha256":"6c0869caebfb054e9df57ce70cbf8df9edc25652e25a88caa29e4b9597ae6d3b"},"schema_version":"1.0"},"canonical_sha256":"a2ebb8de8c3ed5bdf1f3b5a9f2699c28c81ff6a3c7bc3e613913dbe61541b082","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:42:43.371749Z","signature_b64":"VY+ym1Qp7TQNyr6IG8qhqBUBKJQpfOyNFO2WvFHA/mfla7UM675063CmT3F1rUo5do8GvwlW8v+h/u20epTTCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a2ebb8de8c3ed5bdf1f3b5a9f2699c28c81ff6a3c7bc3e613913dbe61541b082","last_reissued_at":"2026-07-05T01:42:43.371395Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:42:43.371395Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2008.10245","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":"2026-07-05T01:42:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KzeI5NroOekd5LeezJFT0BXZZR2ZCur3oYwB3DDcfNwY8XqDABAJ4fE1X08zLdjWftXl3T9ysFzJMRFDfkWcAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T13:56:28.756256Z"},"content_sha256":"d3988128aa518575de47f15701cc690d24d5e1b06386c6e69f92624161dc9dd6","schema_version":"1.0","event_id":"sha256:d3988128aa518575de47f15701cc690d24d5e1b06386c6e69f92624161dc9dd6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:ULV3RXUMH3K334PTWWU7E2M4FD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Electron acceleration and radio emission following the early interaction of two coronal mass ejections","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.space-ph"],"primary_cat":"astro-ph.SR","authors_text":"A. Kumari, B. J. Lynch, D. E. Morosan, E. K. J. Kilpua, E. Palmerio, J. E. R\\\"as\\\"anen, J. Magdaleni\\'c, J. Pomoell, M. Palmroth","submitted_at":"2020-08-24T08:10:50Z","abstract_excerpt":"Context. Coronal mass ejections (CMEs) are large eruptions of magnetised plasma from the Sun that are often accompanied by solar radio bursts produced by accelerated electrons. Aims. A powerful source for accelerating electron beams are CME-driven shocks, however, there are other mechanisms capable of accelerating electrons during a CME eruption. So far, studies have relied on the traditional classification of solar radio bursts into five groups (Type I-V) based mainly on their shapes and characteristics in dynamic spectra. Here, we aim to determine the origin of moving radio bursts associated"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.10245","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2008.10245/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":"2026-07-05T01:42:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7/DWbYccnquR8jMMzUYLdmLgJo+6rrBkZkUEG6LW+bGPOWhVJck+Mwo6LqL/G33HDCdecx7eJ7adInLx8AmCAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T13:56:28.757030Z"},"content_sha256":"cf801ab3ba788d3114c6c2a9a16d1310607923c11b743acdbcce06a0841f11ab","schema_version":"1.0","event_id":"sha256:cf801ab3ba788d3114c6c2a9a16d1310607923c11b743acdbcce06a0841f11ab"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ULV3RXUMH3K334PTWWU7E2M4FD/bundle.json","state_url":"https://pith.science/pith/ULV3RXUMH3K334PTWWU7E2M4FD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ULV3RXUMH3K334PTWWU7E2M4FD/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":"2026-08-17T13:56:28Z","links":{"resolver":"https://pith.science/pith/ULV3RXUMH3K334PTWWU7E2M4FD","bundle":"https://pith.science/pith/ULV3RXUMH3K334PTWWU7E2M4FD/bundle.json","state":"https://pith.science/pith/ULV3RXUMH3K334PTWWU7E2M4FD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ULV3RXUMH3K334PTWWU7E2M4FD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:ULV3RXUMH3K334PTWWU7E2M4FD","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":"6c0869caebfb054e9df57ce70cbf8df9edc25652e25a88caa29e4b9597ae6d3b","cross_cats_sorted":["physics.space-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-08-24T08:10:50Z","title_canon_sha256":"35c4eb22ba992431c2bbe653ad7c729f5ec56b91eb84bc8b5412ba24e95db9af"},"schema_version":"1.0","source":{"id":"2008.10245","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.10245","created_at":"2026-07-05T01:42:43Z"},{"alias_kind":"arxiv_version","alias_value":"2008.10245v2","created_at":"2026-07-05T01:42:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.10245","created_at":"2026-07-05T01:42:43Z"},{"alias_kind":"pith_short_12","alias_value":"ULV3RXUMH3K3","created_at":"2026-07-05T01:42:43Z"},{"alias_kind":"pith_short_16","alias_value":"ULV3RXUMH3K334PT","created_at":"2026-07-05T01:42:43Z"},{"alias_kind":"pith_short_8","alias_value":"ULV3RXUM","created_at":"2026-07-05T01:42:43Z"}],"graph_snapshots":[{"event_id":"sha256:cf801ab3ba788d3114c6c2a9a16d1310607923c11b743acdbcce06a0841f11ab","target":"graph","created_at":"2026-07-05T01:42:43Z","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/2008.10245/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Context. Coronal mass ejections (CMEs) are large eruptions of magnetised plasma from the Sun that are often accompanied by solar radio bursts produced by accelerated electrons. Aims. A powerful source for accelerating electron beams are CME-driven shocks, however, there are other mechanisms capable of accelerating electrons during a CME eruption. So far, studies have relied on the traditional classification of solar radio bursts into five groups (Type I-V) based mainly on their shapes and characteristics in dynamic spectra. Here, we aim to determine the origin of moving radio bursts associated","authors_text":"A. Kumari, B. J. Lynch, D. E. Morosan, E. K. J. Kilpua, E. Palmerio, J. E. R\\\"as\\\"anen, J. Magdaleni\\'c, J. Pomoell, M. Palmroth","cross_cats":["physics.space-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-08-24T08:10:50Z","title":"Electron acceleration and radio emission following the early interaction of two coronal mass ejections"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.10245","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:d3988128aa518575de47f15701cc690d24d5e1b06386c6e69f92624161dc9dd6","target":"record","created_at":"2026-07-05T01:42:43Z","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":"6c0869caebfb054e9df57ce70cbf8df9edc25652e25a88caa29e4b9597ae6d3b","cross_cats_sorted":["physics.space-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2020-08-24T08:10:50Z","title_canon_sha256":"35c4eb22ba992431c2bbe653ad7c729f5ec56b91eb84bc8b5412ba24e95db9af"},"schema_version":"1.0","source":{"id":"2008.10245","kind":"arxiv","version":2}},"canonical_sha256":"a2ebb8de8c3ed5bdf1f3b5a9f2699c28c81ff6a3c7bc3e613913dbe61541b082","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a2ebb8de8c3ed5bdf1f3b5a9f2699c28c81ff6a3c7bc3e613913dbe61541b082","first_computed_at":"2026-07-05T01:42:43.371395Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:42:43.371395Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VY+ym1Qp7TQNyr6IG8qhqBUBKJQpfOyNFO2WvFHA/mfla7UM675063CmT3F1rUo5do8GvwlW8v+h/u20epTTCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T01:42:43.371749Z","signed_message":"canonical_sha256_bytes"},"source_id":"2008.10245","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d3988128aa518575de47f15701cc690d24d5e1b06386c6e69f92624161dc9dd6","sha256:cf801ab3ba788d3114c6c2a9a16d1310607923c11b743acdbcce06a0841f11ab"],"state_sha256":"85ea61c31be8f285b992a0bb6be35c71e5b3abe0c64fab0d489abf44ff7d2ede"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Xg0Sx04GlZn15r2bAAFgWI5KV520iZkrkUx//5P/Z9L+9jl3z0dGdXXG/NjX/kTduEemX8fn+1xhkmWOoWUVAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-17T13:56:28.764509Z","bundle_sha256":"dc0fb2954982730365faf68c1264f0ea96000ef72009f98d5f06ccc17d972e1e"}}