{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:LRFB5PADEN22A5RKQDF7RP7G5R","short_pith_number":"pith:LRFB5PAD","canonical_record":{"source":{"id":"1307.4494","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-07-17T03:50:00Z","cross_cats_sorted":[],"title_canon_sha256":"b7f1402f99aabd463becfdf7f05b7b48fc20039f3d98d4a5d569a334c6cad29a","abstract_canon_sha256":"8179231b91275ba0b1a3707fa9a56dd48ea0a6bf23d06490217b568844462366"},"schema_version":"1.0"},"canonical_sha256":"5c4a1ebc032375a0762a80cbf8bfe6ec50780cadb9966b9ff57cd67fb8d858f4","source":{"kind":"arxiv","id":"1307.4494","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.4494","created_at":"2026-05-18T02:30:32Z"},{"alias_kind":"arxiv_version","alias_value":"1307.4494v1","created_at":"2026-05-18T02:30:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.4494","created_at":"2026-05-18T02:30:32Z"},{"alias_kind":"pith_short_12","alias_value":"LRFB5PADEN22","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_16","alias_value":"LRFB5PADEN22A5RK","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_8","alias_value":"LRFB5PAD","created_at":"2026-05-18T12:27:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:LRFB5PADEN22A5RKQDF7RP7G5R","target":"record","payload":{"canonical_record":{"source":{"id":"1307.4494","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-07-17T03:50:00Z","cross_cats_sorted":[],"title_canon_sha256":"b7f1402f99aabd463becfdf7f05b7b48fc20039f3d98d4a5d569a334c6cad29a","abstract_canon_sha256":"8179231b91275ba0b1a3707fa9a56dd48ea0a6bf23d06490217b568844462366"},"schema_version":"1.0"},"canonical_sha256":"5c4a1ebc032375a0762a80cbf8bfe6ec50780cadb9966b9ff57cd67fb8d858f4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:30:32.573370Z","signature_b64":"O6ySieYx5UbNDlupV+lnTvt/64Ah4bVfhTQoPXp2h2fsMhxsyuYtvBHDWHKjFD9UuUWkdnSfMn2gfwJD7IY4AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5c4a1ebc032375a0762a80cbf8bfe6ec50780cadb9966b9ff57cd67fb8d858f4","last_reissued_at":"2026-05-18T02:30:32.572769Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:30:32.572769Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1307.4494","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":"2026-05-18T02:30:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pyszMtZnGXM9py2KvtsAX+I98Ms1x/BHfV5fnJBftxF4W/HcTAb+PVJGTuKq5OjnX37fCYPY0G+FNGZ+DgUWDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T15:26:15.063620Z"},"content_sha256":"a68c9cb4e0a82bf721a93e0fd7df99ea35e6e291b872bdcee6f481dfa18dad2a","schema_version":"1.0","event_id":"sha256:a68c9cb4e0a82bf721a93e0fd7df99ea35e6e291b872bdcee6f481dfa18dad2a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:LRFB5PADEN22A5RKQDF7RP7G5R","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Coronal magnetic topology and the production of solar impulsive energetic electrons","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"C. Li, L. P. Sun, X. Y. Wang, Y. Dai","submitted_at":"2013-07-17T03:50:00Z","abstract_excerpt":"We investigate two candidate solar sources or active regions (ARs) in association with a solar impulsive energetic electron (SIEE) event on 2002 October 20. The solar particle release (SPR) times of SIEEs are derived by using their velocity dispersion with consideration of the instrumental effect. It is found that there are double electron injections at the Sun. The low-energy (<13 keV) electron injection coincides with a C6.6 flare in AR10154 and is accompanied with prominent type III radio bursts rather than a stronger M1.8 flare in AR10160. The M1.8 flare produces, however, faint type III r"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.4494","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":"2026-05-18T02:30:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CTpKlgixcmelF4HqIUJsl2nWGcgzRxOzP8GVvEYHjilYDd9uNotVdPmYdrXDDvOsU+qRlbcvR2oYVQeZSpCzCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T15:26:15.063976Z"},"content_sha256":"87188646574c4e6342e9aca8418c680f02c3cf8ec6798a5826240c9100254ff1","schema_version":"1.0","event_id":"sha256:87188646574c4e6342e9aca8418c680f02c3cf8ec6798a5826240c9100254ff1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LRFB5PADEN22A5RKQDF7RP7G5R/bundle.json","state_url":"https://pith.science/pith/LRFB5PADEN22A5RKQDF7RP7G5R/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LRFB5PADEN22A5RKQDF7RP7G5R/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":"2026-05-28T15:26:15Z","links":{"resolver":"https://pith.science/pith/LRFB5PADEN22A5RKQDF7RP7G5R","bundle":"https://pith.science/pith/LRFB5PADEN22A5RKQDF7RP7G5R/bundle.json","state":"https://pith.science/pith/LRFB5PADEN22A5RKQDF7RP7G5R/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LRFB5PADEN22A5RKQDF7RP7G5R/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:LRFB5PADEN22A5RKQDF7RP7G5R","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":"8179231b91275ba0b1a3707fa9a56dd48ea0a6bf23d06490217b568844462366","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-07-17T03:50:00Z","title_canon_sha256":"b7f1402f99aabd463becfdf7f05b7b48fc20039f3d98d4a5d569a334c6cad29a"},"schema_version":"1.0","source":{"id":"1307.4494","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.4494","created_at":"2026-05-18T02:30:32Z"},{"alias_kind":"arxiv_version","alias_value":"1307.4494v1","created_at":"2026-05-18T02:30:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.4494","created_at":"2026-05-18T02:30:32Z"},{"alias_kind":"pith_short_12","alias_value":"LRFB5PADEN22","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_16","alias_value":"LRFB5PADEN22A5RK","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_8","alias_value":"LRFB5PAD","created_at":"2026-05-18T12:27:51Z"}],"graph_snapshots":[{"event_id":"sha256:87188646574c4e6342e9aca8418c680f02c3cf8ec6798a5826240c9100254ff1","target":"graph","created_at":"2026-05-18T02:30:32Z","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 investigate two candidate solar sources or active regions (ARs) in association with a solar impulsive energetic electron (SIEE) event on 2002 October 20. The solar particle release (SPR) times of SIEEs are derived by using their velocity dispersion with consideration of the instrumental effect. It is found that there are double electron injections at the Sun. The low-energy (<13 keV) electron injection coincides with a C6.6 flare in AR10154 and is accompanied with prominent type III radio bursts rather than a stronger M1.8 flare in AR10160. The M1.8 flare produces, however, faint type III r","authors_text":"C. Li, L. P. Sun, X. Y. Wang, Y. Dai","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-07-17T03:50:00Z","title":"Coronal magnetic topology and the production of solar impulsive energetic electrons"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.4494","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:a68c9cb4e0a82bf721a93e0fd7df99ea35e6e291b872bdcee6f481dfa18dad2a","target":"record","created_at":"2026-05-18T02:30:32Z","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":"8179231b91275ba0b1a3707fa9a56dd48ea0a6bf23d06490217b568844462366","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-07-17T03:50:00Z","title_canon_sha256":"b7f1402f99aabd463becfdf7f05b7b48fc20039f3d98d4a5d569a334c6cad29a"},"schema_version":"1.0","source":{"id":"1307.4494","kind":"arxiv","version":1}},"canonical_sha256":"5c4a1ebc032375a0762a80cbf8bfe6ec50780cadb9966b9ff57cd67fb8d858f4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5c4a1ebc032375a0762a80cbf8bfe6ec50780cadb9966b9ff57cd67fb8d858f4","first_computed_at":"2026-05-18T02:30:32.572769Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:30:32.572769Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"O6ySieYx5UbNDlupV+lnTvt/64Ah4bVfhTQoPXp2h2fsMhxsyuYtvBHDWHKjFD9UuUWkdnSfMn2gfwJD7IY4AA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:30:32.573370Z","signed_message":"canonical_sha256_bytes"},"source_id":"1307.4494","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a68c9cb4e0a82bf721a93e0fd7df99ea35e6e291b872bdcee6f481dfa18dad2a","sha256:87188646574c4e6342e9aca8418c680f02c3cf8ec6798a5826240c9100254ff1"],"state_sha256":"4288a28e28c888e00d39589a215c147d1d15d670f242e5196304e10b09a26448"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+BHRceuvmhUZIM+9npEZ5bCV4smAXhZ502J3VKssQTFQjSdbwhktGHJtgBiy+ZKb0J6vTGDyFDLNam/yW5IdBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T15:26:15.067680Z","bundle_sha256":"8b72e00e3c4e497b206e6a2c63e8bdbd9d9d1de90d65fbc80df60efad27460ca"}}