{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:GKRPN2OZUD2HONICN2HHAAD6RZ","short_pith_number":"pith:GKRPN2OZ","canonical_record":{"source":{"id":"1509.04235","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2015-09-11T15:09:17Z","cross_cats_sorted":["math.NA","physics.comp-ph"],"title_canon_sha256":"490cbc8fb550a4cd48f265ee155c1250a2f54efa9ef1a255f29508bacd336a1b","abstract_canon_sha256":"a455b3d7187b370155c0afb76bf7eea2da4b9dd34e56c16ab440d7a3683826ff"},"schema_version":"1.0"},"canonical_sha256":"32a2f6e9d9a0f47735026e8e70007e8e6f116aa1422a47bf26936f49822a28a2","source":{"kind":"arxiv","id":"1509.04235","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1509.04235","created_at":"2026-05-18T01:33:07Z"},{"alias_kind":"arxiv_version","alias_value":"1509.04235v1","created_at":"2026-05-18T01:33:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.04235","created_at":"2026-05-18T01:33:07Z"},{"alias_kind":"pith_short_12","alias_value":"GKRPN2OZUD2H","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"GKRPN2OZUD2HONIC","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"GKRPN2OZ","created_at":"2026-05-18T12:29:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:GKRPN2OZUD2HONICN2HHAAD6RZ","target":"record","payload":{"canonical_record":{"source":{"id":"1509.04235","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2015-09-11T15:09:17Z","cross_cats_sorted":["math.NA","physics.comp-ph"],"title_canon_sha256":"490cbc8fb550a4cd48f265ee155c1250a2f54efa9ef1a255f29508bacd336a1b","abstract_canon_sha256":"a455b3d7187b370155c0afb76bf7eea2da4b9dd34e56c16ab440d7a3683826ff"},"schema_version":"1.0"},"canonical_sha256":"32a2f6e9d9a0f47735026e8e70007e8e6f116aa1422a47bf26936f49822a28a2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:33:07.977100Z","signature_b64":"9MIMnx3dtSBNvzEN/546jqEjw0S0VUJTL/eXf7mDyy7/gXbnvGB0eyruA3147WjDNPfsknAPKymI+fV4o8JFCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"32a2f6e9d9a0f47735026e8e70007e8e6f116aa1422a47bf26936f49822a28a2","last_reissued_at":"2026-05-18T01:33:07.976617Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:33:07.976617Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1509.04235","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":"2026-05-18T01:33:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J9v0nh1p0DeFqk4g/ADFlmzixrguC5vtgdVsIErjaxq6bL7Coqy8xcsEE1lKmo2bgeTxl2jNuRShte/9pmMMAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T02:45:33.082728Z"},"content_sha256":"94230cc38bcc7d544548a2dddaf0d78131fe75f41201aa9a88e4c25e9c30b73b","schema_version":"1.0","event_id":"sha256:94230cc38bcc7d544548a2dddaf0d78131fe75f41201aa9a88e4c25e9c30b73b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:GKRPN2OZUD2HONICN2HHAAD6RZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Asymptotic-preserving Particle-In-Cell methods for the Vlasov-Maxwell system near quasi-neutrality","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.NA","physics.comp-ph"],"primary_cat":"physics.plasm-ph","authors_text":"David Doyen, Fabrice Deluzet, Pierre Degond","submitted_at":"2015-09-11T15:09:17Z","abstract_excerpt":"In this article, we design Asymptotic-Preserving Particle-In-Cell methods for the Vlasov-Maxwell system in the quasi-neutral limit, this limit being characterized by a Debye length negligible compared to the space scale of the problem. These methods are consistent discretizations of the Vlasov-Maxwell system which, in the quasi-neutral limit, remain stable and are consistent with a quasi-neutral model (in this quasi-neutral model, the electric field is computed by means of a generalized Ohm law). The derivation of Asymptotic-Preserving methods is not straightforward since the quasi-neutral mod"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.04235","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":"2026-05-18T01:33:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qcn2duG2z1XUUqJ3Q8i2hzx5ieFgNTRi4oogvZGR6wDlN4rFfRBi2nbaTl/OhQGYrjIGQrHIREH+UJwRE8OmAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T02:45:33.083290Z"},"content_sha256":"5efb247fd748d7ff283e7b38b71210f9d92c0112bc86ce7ee505fbfb7404557e","schema_version":"1.0","event_id":"sha256:5efb247fd748d7ff283e7b38b71210f9d92c0112bc86ce7ee505fbfb7404557e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GKRPN2OZUD2HONICN2HHAAD6RZ/bundle.json","state_url":"https://pith.science/pith/GKRPN2OZUD2HONICN2HHAAD6RZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GKRPN2OZUD2HONICN2HHAAD6RZ/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":"2026-06-04T02:45:33Z","links":{"resolver":"https://pith.science/pith/GKRPN2OZUD2HONICN2HHAAD6RZ","bundle":"https://pith.science/pith/GKRPN2OZUD2HONICN2HHAAD6RZ/bundle.json","state":"https://pith.science/pith/GKRPN2OZUD2HONICN2HHAAD6RZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GKRPN2OZUD2HONICN2HHAAD6RZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:GKRPN2OZUD2HONICN2HHAAD6RZ","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":"a455b3d7187b370155c0afb76bf7eea2da4b9dd34e56c16ab440d7a3683826ff","cross_cats_sorted":["math.NA","physics.comp-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2015-09-11T15:09:17Z","title_canon_sha256":"490cbc8fb550a4cd48f265ee155c1250a2f54efa9ef1a255f29508bacd336a1b"},"schema_version":"1.0","source":{"id":"1509.04235","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1509.04235","created_at":"2026-05-18T01:33:07Z"},{"alias_kind":"arxiv_version","alias_value":"1509.04235v1","created_at":"2026-05-18T01:33:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.04235","created_at":"2026-05-18T01:33:07Z"},{"alias_kind":"pith_short_12","alias_value":"GKRPN2OZUD2H","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"GKRPN2OZUD2HONIC","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"GKRPN2OZ","created_at":"2026-05-18T12:29:22Z"}],"graph_snapshots":[{"event_id":"sha256:5efb247fd748d7ff283e7b38b71210f9d92c0112bc86ce7ee505fbfb7404557e","target":"graph","created_at":"2026-05-18T01:33:07Z","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 article, we design Asymptotic-Preserving Particle-In-Cell methods for the Vlasov-Maxwell system in the quasi-neutral limit, this limit being characterized by a Debye length negligible compared to the space scale of the problem. These methods are consistent discretizations of the Vlasov-Maxwell system which, in the quasi-neutral limit, remain stable and are consistent with a quasi-neutral model (in this quasi-neutral model, the electric field is computed by means of a generalized Ohm law). The derivation of Asymptotic-Preserving methods is not straightforward since the quasi-neutral mod","authors_text":"David Doyen, Fabrice Deluzet, Pierre Degond","cross_cats":["math.NA","physics.comp-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2015-09-11T15:09:17Z","title":"Asymptotic-preserving Particle-In-Cell methods for the Vlasov-Maxwell system near quasi-neutrality"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.04235","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":"sha256:94230cc38bcc7d544548a2dddaf0d78131fe75f41201aa9a88e4c25e9c30b73b","target":"record","created_at":"2026-05-18T01:33:07Z","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":"a455b3d7187b370155c0afb76bf7eea2da4b9dd34e56c16ab440d7a3683826ff","cross_cats_sorted":["math.NA","physics.comp-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2015-09-11T15:09:17Z","title_canon_sha256":"490cbc8fb550a4cd48f265ee155c1250a2f54efa9ef1a255f29508bacd336a1b"},"schema_version":"1.0","source":{"id":"1509.04235","kind":"arxiv","version":1}},"canonical_sha256":"32a2f6e9d9a0f47735026e8e70007e8e6f116aa1422a47bf26936f49822a28a2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"32a2f6e9d9a0f47735026e8e70007e8e6f116aa1422a47bf26936f49822a28a2","first_computed_at":"2026-05-18T01:33:07.976617Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:33:07.976617Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9MIMnx3dtSBNvzEN/546jqEjw0S0VUJTL/eXf7mDyy7/gXbnvGB0eyruA3147WjDNPfsknAPKymI+fV4o8JFCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:33:07.977100Z","signed_message":"canonical_sha256_bytes"},"source_id":"1509.04235","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:94230cc38bcc7d544548a2dddaf0d78131fe75f41201aa9a88e4c25e9c30b73b","sha256:5efb247fd748d7ff283e7b38b71210f9d92c0112bc86ce7ee505fbfb7404557e"],"state_sha256":"389cc24f828016e335819954f06020c00a85a4e1e66fb61cb7af7c378bd5163e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6rahA0F4tlQqNonVnutDjLv/JMyt/FLP5u81fTSnLonzBPVm3xAH5lEE4utZf1IVDTwhdBsPX0nQoA3Q62+mDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T02:45:33.086039Z","bundle_sha256":"bd69010ce429bee54c52205df2985c3d5f83dba6674451ab270a7bfafa435ebb"}}