{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:LZF4M7GBOYABIOPPIDCCTJX5CB","short_pith_number":"pith:LZF4M7GB","canonical_record":{"source":{"id":"1902.10241","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2019-02-26T21:48:43Z","cross_cats_sorted":["physics.plasm-ph"],"title_canon_sha256":"dc58b4cb30717ce01ea13bfd48c0380f38f8b7abe32e6bd3d4add62b0bff5f10","abstract_canon_sha256":"dcac552cf390e5f66b1a3624f87ef089400872e826c85aeecc729964972236d5"},"schema_version":"1.0"},"canonical_sha256":"5e4bc67cc176001439ef40c429a6fd1066b06c9f1cef649032b512a857b753aa","source":{"kind":"arxiv","id":"1902.10241","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.10241","created_at":"2026-07-05T01:02:55Z"},{"alias_kind":"arxiv_version","alias_value":"1902.10241v3","created_at":"2026-07-05T01:02:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.10241","created_at":"2026-07-05T01:02:55Z"},{"alias_kind":"pith_short_12","alias_value":"LZF4M7GBOYAB","created_at":"2026-07-05T01:02:55Z"},{"alias_kind":"pith_short_16","alias_value":"LZF4M7GBOYABIOPP","created_at":"2026-07-05T01:02:55Z"},{"alias_kind":"pith_short_8","alias_value":"LZF4M7GB","created_at":"2026-07-05T01:02:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:LZF4M7GBOYABIOPPIDCCTJX5CB","target":"record","payload":{"canonical_record":{"source":{"id":"1902.10241","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2019-02-26T21:48:43Z","cross_cats_sorted":["physics.plasm-ph"],"title_canon_sha256":"dc58b4cb30717ce01ea13bfd48c0380f38f8b7abe32e6bd3d4add62b0bff5f10","abstract_canon_sha256":"dcac552cf390e5f66b1a3624f87ef089400872e826c85aeecc729964972236d5"},"schema_version":"1.0"},"canonical_sha256":"5e4bc67cc176001439ef40c429a6fd1066b06c9f1cef649032b512a857b753aa","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:02:55.555851Z","signature_b64":"/cTBc0wDE7oH95bbBPqCODaq//N0srNv2WKcksxLFs7m4hPOf4hKTX7lmGHlVBReFvtQPV0flqx8i/+I14uoCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5e4bc67cc176001439ef40c429a6fd1066b06c9f1cef649032b512a857b753aa","last_reissued_at":"2026-07-05T01:02:55.555421Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:02:55.555421Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1902.10241","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T01:02:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hV0OOMoYMZdZ5B60HSoM8s1ahqF3iTCOK5ZGSsdJU1Cqkge5DXpFUBSiVgAJrwc5wd81JH2SlE5xPOWApc8lAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T19:41:55.256936Z"},"content_sha256":"0253c0ecc4ef186b4198dd11b14da01a29f3a9c4e204086a109996f35955b186","schema_version":"1.0","event_id":"sha256:0253c0ecc4ef186b4198dd11b14da01a29f3a9c4e204086a109996f35955b186"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:LZF4M7GBOYABIOPPIDCCTJX5CB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A fully implicit, scalable, conservative nonlinear relativistic Fokker-Planck 0D-2P solver for runaway electron","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.plasm-ph"],"primary_cat":"physics.comp-ph","authors_text":"Don Daniel, Luis Chac\\'on, William T. Taitano","submitted_at":"2019-02-26T21:48:43Z","abstract_excerpt":"Upon application of a sufficiently strong electric field, electrons break away from thermal equilibrium and approach relativistic speeds. These highly energetic runaway electrons (MeV) play a significant role in tokamak disruption physics, and therefore their accurate understanding is essential to develop reliable mitigation strategies. For this purpose, we have developed a fully implicit solver for the 0D-2P (i.e., including two momenta coordinates) relativistic nonlinear Fokker-Planck equation (rFP). As in earlier implicit rFP studies (NORSE, CQL3D), electron-ion interactions are modeled usi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.10241","kind":"arxiv","version":3},"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/1902.10241/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":"2026-07-05T01:02:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HEN8aVTJlLGAn40/9UZUXii4CaNKki4YwLBsqQJHG/UaY1HxTka7d5g/VaKxfteV+/OHvZ15KtWbi5kMhvhWBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T19:41:55.257449Z"},"content_sha256":"c4f8aae8005cc4fb51803ba7157ff7599659b3f8d9d89b45792c43449feb8336","schema_version":"1.0","event_id":"sha256:c4f8aae8005cc4fb51803ba7157ff7599659b3f8d9d89b45792c43449feb8336"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LZF4M7GBOYABIOPPIDCCTJX5CB/bundle.json","state_url":"https://pith.science/pith/LZF4M7GBOYABIOPPIDCCTJX5CB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LZF4M7GBOYABIOPPIDCCTJX5CB/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":"2026-08-03T19:41:55Z","links":{"resolver":"https://pith.science/pith/LZF4M7GBOYABIOPPIDCCTJX5CB","bundle":"https://pith.science/pith/LZF4M7GBOYABIOPPIDCCTJX5CB/bundle.json","state":"https://pith.science/pith/LZF4M7GBOYABIOPPIDCCTJX5CB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LZF4M7GBOYABIOPPIDCCTJX5CB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:LZF4M7GBOYABIOPPIDCCTJX5CB","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":"dcac552cf390e5f66b1a3624f87ef089400872e826c85aeecc729964972236d5","cross_cats_sorted":["physics.plasm-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2019-02-26T21:48:43Z","title_canon_sha256":"dc58b4cb30717ce01ea13bfd48c0380f38f8b7abe32e6bd3d4add62b0bff5f10"},"schema_version":"1.0","source":{"id":"1902.10241","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.10241","created_at":"2026-07-05T01:02:55Z"},{"alias_kind":"arxiv_version","alias_value":"1902.10241v3","created_at":"2026-07-05T01:02:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.10241","created_at":"2026-07-05T01:02:55Z"},{"alias_kind":"pith_short_12","alias_value":"LZF4M7GBOYAB","created_at":"2026-07-05T01:02:55Z"},{"alias_kind":"pith_short_16","alias_value":"LZF4M7GBOYABIOPP","created_at":"2026-07-05T01:02:55Z"},{"alias_kind":"pith_short_8","alias_value":"LZF4M7GB","created_at":"2026-07-05T01:02:55Z"}],"graph_snapshots":[{"event_id":"sha256:c4f8aae8005cc4fb51803ba7157ff7599659b3f8d9d89b45792c43449feb8336","target":"graph","created_at":"2026-07-05T01:02:55Z","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/1902.10241/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Upon application of a sufficiently strong electric field, electrons break away from thermal equilibrium and approach relativistic speeds. These highly energetic runaway electrons (MeV) play a significant role in tokamak disruption physics, and therefore their accurate understanding is essential to develop reliable mitigation strategies. For this purpose, we have developed a fully implicit solver for the 0D-2P (i.e., including two momenta coordinates) relativistic nonlinear Fokker-Planck equation (rFP). As in earlier implicit rFP studies (NORSE, CQL3D), electron-ion interactions are modeled usi","authors_text":"Don Daniel, Luis Chac\\'on, William T. Taitano","cross_cats":["physics.plasm-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2019-02-26T21:48:43Z","title":"A fully implicit, scalable, conservative nonlinear relativistic Fokker-Planck 0D-2P solver for runaway electron"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.10241","kind":"arxiv","version":3},"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":"sha256:0253c0ecc4ef186b4198dd11b14da01a29f3a9c4e204086a109996f35955b186","target":"record","created_at":"2026-07-05T01:02:55Z","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":"dcac552cf390e5f66b1a3624f87ef089400872e826c85aeecc729964972236d5","cross_cats_sorted":["physics.plasm-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2019-02-26T21:48:43Z","title_canon_sha256":"dc58b4cb30717ce01ea13bfd48c0380f38f8b7abe32e6bd3d4add62b0bff5f10"},"schema_version":"1.0","source":{"id":"1902.10241","kind":"arxiv","version":3}},"canonical_sha256":"5e4bc67cc176001439ef40c429a6fd1066b06c9f1cef649032b512a857b753aa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5e4bc67cc176001439ef40c429a6fd1066b06c9f1cef649032b512a857b753aa","first_computed_at":"2026-07-05T01:02:55.555421Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:02:55.555421Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/cTBc0wDE7oH95bbBPqCODaq//N0srNv2WKcksxLFs7m4hPOf4hKTX7lmGHlVBReFvtQPV0flqx8i/+I14uoCA==","signature_status":"signed_v1","signed_at":"2026-07-05T01:02:55.555851Z","signed_message":"canonical_sha256_bytes"},"source_id":"1902.10241","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0253c0ecc4ef186b4198dd11b14da01a29f3a9c4e204086a109996f35955b186","sha256:c4f8aae8005cc4fb51803ba7157ff7599659b3f8d9d89b45792c43449feb8336"],"state_sha256":"76d2eb2a5d1ba727257a3e7ace671b594bc707c9a58c5052d2e84ad1cccce1cb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8+lNP6C2U8sSDaQlNWNpGvqmzCpegY5ozyuWqIgTjbHVroZsQWV9mRrN27J5+FZelrpElEqWkK+4kKfdEozxAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T19:41:55.263012Z","bundle_sha256":"76e078fac05f64a2e4cc69dc0b4babba2a5de31a3fd343f6e2e6f39c7e77d1de"}}