{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:GVBVJWVR5S7ADOEZQ4J2R2VONA","short_pith_number":"pith:GVBVJWVR","canonical_record":{"source":{"id":"1805.10888","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2018-05-28T12:19:28Z","cross_cats_sorted":[],"title_canon_sha256":"6ae7c149d3c73f72189f8c3f736151aeab6dca1c091019b3895ea66448f05b1b","abstract_canon_sha256":"a3108bad2a475845b24c8708e8a463a6acda6b8a71e9c4596916a6734dcd0132"},"schema_version":"1.0"},"canonical_sha256":"354354dab1ecbe01b8998713a8eaae6818ab97f3547666b7cd644eb37d3d03f6","source":{"kind":"arxiv","id":"1805.10888","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.10888","created_at":"2026-05-18T00:14:51Z"},{"alias_kind":"arxiv_version","alias_value":"1805.10888v1","created_at":"2026-05-18T00:14:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.10888","created_at":"2026-05-18T00:14:51Z"},{"alias_kind":"pith_short_12","alias_value":"GVBVJWVR5S7A","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_16","alias_value":"GVBVJWVR5S7ADOEZ","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_8","alias_value":"GVBVJWVR","created_at":"2026-05-18T12:32:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:GVBVJWVR5S7ADOEZQ4J2R2VONA","target":"record","payload":{"canonical_record":{"source":{"id":"1805.10888","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2018-05-28T12:19:28Z","cross_cats_sorted":[],"title_canon_sha256":"6ae7c149d3c73f72189f8c3f736151aeab6dca1c091019b3895ea66448f05b1b","abstract_canon_sha256":"a3108bad2a475845b24c8708e8a463a6acda6b8a71e9c4596916a6734dcd0132"},"schema_version":"1.0"},"canonical_sha256":"354354dab1ecbe01b8998713a8eaae6818ab97f3547666b7cd644eb37d3d03f6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:14:51.094868Z","signature_b64":"nQY3FXpfFPO6PYbZq88jX9LcfGSLBRSGbHeUCc5Kz52yJyyeDdf+JlhkSd0H4ddrAGfDaezVJryuFWF7v1E/Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"354354dab1ecbe01b8998713a8eaae6818ab97f3547666b7cd644eb37d3d03f6","last_reissued_at":"2026-05-18T00:14:51.094204Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:14:51.094204Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1805.10888","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":"2026-05-18T00:14:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qK5Wq7+n5kn7KzCpDZPsW8tYgeQqwHGqZBClr/VPn1A54lVY62WURUsDlvHnyiWsED6HTiLe0oOjoIxXpUVQBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T12:07:23.888006Z"},"content_sha256":"fa0b36b9b44c95bdc55a57ba6da8d50e153a081160322ac57d8c43201a36eb32","schema_version":"1.0","event_id":"sha256:fa0b36b9b44c95bdc55a57ba6da8d50e153a081160322ac57d8c43201a36eb32"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:GVBVJWVR5S7ADOEZQ4J2R2VONA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Numerical Simulations to the Vlasov-Poisson System with a Strong Magnetic Field","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.NA","authors_text":"Chang Yang, Francis Filbet (UPS)","submitted_at":"2018-05-28T12:19:28Z","abstract_excerpt":"In this paper, we present an efficient Particle-In-Cell algorithm for the simulation of the three dimensional Vlasov-Poisson system in the presence of a strong external magnetic field. When the intensity of the magnetic field is sufficiently large and for any time step, the numerical scheme provides formally a consistent approximation of the drift-kinetic model, which corresponds to the asymptotic model. Numerical results show that this new Particle-In-Cell method is efficient and accurate large time steps."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.10888","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":"2026-05-18T00:14:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mw6c8FFGZ3DIgPV5uzxBYenFNXYeGzRyYr8wI0p4AshQO6PoLhI25vQk/8YBm+GJDcHa/xlmYFdDRtW2d8JCBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T12:07:23.888399Z"},"content_sha256":"32b447efc867d9c91addd580fa49b1cafbf97eb20c7c4bf4f45b8b16b9b6a5d6","schema_version":"1.0","event_id":"sha256:32b447efc867d9c91addd580fa49b1cafbf97eb20c7c4bf4f45b8b16b9b6a5d6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GVBVJWVR5S7ADOEZQ4J2R2VONA/bundle.json","state_url":"https://pith.science/pith/GVBVJWVR5S7ADOEZQ4J2R2VONA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GVBVJWVR5S7ADOEZQ4J2R2VONA/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":"2026-07-04T12:07:23Z","links":{"resolver":"https://pith.science/pith/GVBVJWVR5S7ADOEZQ4J2R2VONA","bundle":"https://pith.science/pith/GVBVJWVR5S7ADOEZQ4J2R2VONA/bundle.json","state":"https://pith.science/pith/GVBVJWVR5S7ADOEZQ4J2R2VONA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GVBVJWVR5S7ADOEZQ4J2R2VONA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:GVBVJWVR5S7ADOEZQ4J2R2VONA","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":"a3108bad2a475845b24c8708e8a463a6acda6b8a71e9c4596916a6734dcd0132","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2018-05-28T12:19:28Z","title_canon_sha256":"6ae7c149d3c73f72189f8c3f736151aeab6dca1c091019b3895ea66448f05b1b"},"schema_version":"1.0","source":{"id":"1805.10888","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.10888","created_at":"2026-05-18T00:14:51Z"},{"alias_kind":"arxiv_version","alias_value":"1805.10888v1","created_at":"2026-05-18T00:14:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.10888","created_at":"2026-05-18T00:14:51Z"},{"alias_kind":"pith_short_12","alias_value":"GVBVJWVR5S7A","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_16","alias_value":"GVBVJWVR5S7ADOEZ","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_8","alias_value":"GVBVJWVR","created_at":"2026-05-18T12:32:25Z"}],"graph_snapshots":[{"event_id":"sha256:32b447efc867d9c91addd580fa49b1cafbf97eb20c7c4bf4f45b8b16b9b6a5d6","target":"graph","created_at":"2026-05-18T00:14:51Z","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 this paper, we present an efficient Particle-In-Cell algorithm for the simulation of the three dimensional Vlasov-Poisson system in the presence of a strong external magnetic field. When the intensity of the magnetic field is sufficiently large and for any time step, the numerical scheme provides formally a consistent approximation of the drift-kinetic model, which corresponds to the asymptotic model. Numerical results show that this new Particle-In-Cell method is efficient and accurate large time steps.","authors_text":"Chang Yang, Francis Filbet (UPS)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2018-05-28T12:19:28Z","title":"Numerical Simulations to the Vlasov-Poisson System with a Strong Magnetic Field"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.10888","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:fa0b36b9b44c95bdc55a57ba6da8d50e153a081160322ac57d8c43201a36eb32","target":"record","created_at":"2026-05-18T00:14:51Z","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":"a3108bad2a475845b24c8708e8a463a6acda6b8a71e9c4596916a6734dcd0132","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2018-05-28T12:19:28Z","title_canon_sha256":"6ae7c149d3c73f72189f8c3f736151aeab6dca1c091019b3895ea66448f05b1b"},"schema_version":"1.0","source":{"id":"1805.10888","kind":"arxiv","version":1}},"canonical_sha256":"354354dab1ecbe01b8998713a8eaae6818ab97f3547666b7cd644eb37d3d03f6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"354354dab1ecbe01b8998713a8eaae6818ab97f3547666b7cd644eb37d3d03f6","first_computed_at":"2026-05-18T00:14:51.094204Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:14:51.094204Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nQY3FXpfFPO6PYbZq88jX9LcfGSLBRSGbHeUCc5Kz52yJyyeDdf+JlhkSd0H4ddrAGfDaezVJryuFWF7v1E/Dg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:14:51.094868Z","signed_message":"canonical_sha256_bytes"},"source_id":"1805.10888","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fa0b36b9b44c95bdc55a57ba6da8d50e153a081160322ac57d8c43201a36eb32","sha256:32b447efc867d9c91addd580fa49b1cafbf97eb20c7c4bf4f45b8b16b9b6a5d6"],"state_sha256":"b48054d8a963d7fff2ac51610cc4b644fe640d5b4e990d544f6d3b88e93d7efe"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QSMmi3ZUQlbM73Sz1Pd1xIcf7FwaTmsdEctuMqm+HTEFl0ORSIutEqV3BE0mysf2x/gaR+txzLiR0XAPEk1ACQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-04T12:07:23.890233Z","bundle_sha256":"77ce637af0868506c7eeb843266455372a71d2f7d393982cd6b311948b75ec8c"}}