{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:BPEM4EXWSK22ZDQHI2RND4C2ZW","short_pith_number":"pith:BPEM4EXW","canonical_record":{"source":{"id":"1709.01627","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AP","submitted_at":"2017-09-05T23:38:06Z","cross_cats_sorted":["math-ph","math.MP"],"title_canon_sha256":"b97a553dd08f61527c4c0c4600640bf1a0c52b91325a5d09e38d2230fde28bef","abstract_canon_sha256":"64c7c1e016033279807d650e772a8f24d7b7e90e9a72c59fd58e11988cbba140"},"schema_version":"1.0"},"canonical_sha256":"0bc8ce12f692b5ac8e0746a2d1f05acdafabd8535670890b3cb044143e40422f","source":{"kind":"arxiv","id":"1709.01627","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.01627","created_at":"2026-05-18T00:11:42Z"},{"alias_kind":"arxiv_version","alias_value":"1709.01627v1","created_at":"2026-05-18T00:11:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.01627","created_at":"2026-05-18T00:11:42Z"},{"alias_kind":"pith_short_12","alias_value":"BPEM4EXWSK22","created_at":"2026-05-18T12:31:08Z"},{"alias_kind":"pith_short_16","alias_value":"BPEM4EXWSK22ZDQH","created_at":"2026-05-18T12:31:08Z"},{"alias_kind":"pith_short_8","alias_value":"BPEM4EXW","created_at":"2026-05-18T12:31:08Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:BPEM4EXWSK22ZDQHI2RND4C2ZW","target":"record","payload":{"canonical_record":{"source":{"id":"1709.01627","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AP","submitted_at":"2017-09-05T23:38:06Z","cross_cats_sorted":["math-ph","math.MP"],"title_canon_sha256":"b97a553dd08f61527c4c0c4600640bf1a0c52b91325a5d09e38d2230fde28bef","abstract_canon_sha256":"64c7c1e016033279807d650e772a8f24d7b7e90e9a72c59fd58e11988cbba140"},"schema_version":"1.0"},"canonical_sha256":"0bc8ce12f692b5ac8e0746a2d1f05acdafabd8535670890b3cb044143e40422f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:11:42.941396Z","signature_b64":"NVaB7rRmwodQUMy4kK9jar6Kvky3lw58e69ohL0hra2Yif0ganWw0gA6s4hjeul2M+j6QrIzmFJQUfxb+Yp9DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0bc8ce12f692b5ac8e0746a2d1f05acdafabd8535670890b3cb044143e40422f","last_reissued_at":"2026-05-18T00:11:42.940708Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:11:42.940708Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1709.01627","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":"2026-05-18T00:11:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CfgPtAuiPHX7syAAG+via4MKFefivKgjsMcKFT9r6rkWwozkiu8vyoVpsMVSyx8jmsJkZPWHxVKJv3ohdSZcAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T19:46:28.187875Z"},"content_sha256":"244ed6ffec3711c60ff14519a53f1b25631b9d4cf9d3ddcb95a20ee2154d8ffa","schema_version":"1.0","event_id":"sha256:244ed6ffec3711c60ff14519a53f1b25631b9d4cf9d3ddcb95a20ee2154d8ffa"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:BPEM4EXWSK22ZDQHI2RND4C2ZW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quasi-neutral limit of Euler-Poisson system of compressible fluids coupled to a magnetic field","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math-ph","math.MP"],"primary_cat":"math.AP","authors_text":"Jianwei Yang","submitted_at":"2017-09-05T23:38:06Z","abstract_excerpt":"In this paper, we consider the quasi-neutral limit of a three dimensional Euler-Poisson system of compressible fluids coupled to a magnetic field. We prove that, as Debye length tends to zero, periodic initial-value problems of the model have unique smooth solutions existing in the time interval where the ideal incompressible magnetohydrodynamic equations has smooth solution. Meanwhile, it is proved that smooth solutions converge to solutions of incompressible magnetohydrodynamic equations with a sharp convergence rate in the process of quasi-neutral limit."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.01627","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":"2026-05-18T00:11:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4fMEi/56r09jgVDsAEzCVpKr1ZO13gnMojl0yw7R/7UtkzsD327UB0uue2L12S8KonLk1mQ2z82WJAi5nFlJAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T19:46:28.188498Z"},"content_sha256":"09747720b7a701c14ece359917971f2fe28e65da29fd72c742db26040e983978","schema_version":"1.0","event_id":"sha256:09747720b7a701c14ece359917971f2fe28e65da29fd72c742db26040e983978"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BPEM4EXWSK22ZDQHI2RND4C2ZW/bundle.json","state_url":"https://pith.science/pith/BPEM4EXWSK22ZDQHI2RND4C2ZW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BPEM4EXWSK22ZDQHI2RND4C2ZW/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":"2026-05-30T19:46:28Z","links":{"resolver":"https://pith.science/pith/BPEM4EXWSK22ZDQHI2RND4C2ZW","bundle":"https://pith.science/pith/BPEM4EXWSK22ZDQHI2RND4C2ZW/bundle.json","state":"https://pith.science/pith/BPEM4EXWSK22ZDQHI2RND4C2ZW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BPEM4EXWSK22ZDQHI2RND4C2ZW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:BPEM4EXWSK22ZDQHI2RND4C2ZW","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":"64c7c1e016033279807d650e772a8f24d7b7e90e9a72c59fd58e11988cbba140","cross_cats_sorted":["math-ph","math.MP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AP","submitted_at":"2017-09-05T23:38:06Z","title_canon_sha256":"b97a553dd08f61527c4c0c4600640bf1a0c52b91325a5d09e38d2230fde28bef"},"schema_version":"1.0","source":{"id":"1709.01627","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.01627","created_at":"2026-05-18T00:11:42Z"},{"alias_kind":"arxiv_version","alias_value":"1709.01627v1","created_at":"2026-05-18T00:11:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.01627","created_at":"2026-05-18T00:11:42Z"},{"alias_kind":"pith_short_12","alias_value":"BPEM4EXWSK22","created_at":"2026-05-18T12:31:08Z"},{"alias_kind":"pith_short_16","alias_value":"BPEM4EXWSK22ZDQH","created_at":"2026-05-18T12:31:08Z"},{"alias_kind":"pith_short_8","alias_value":"BPEM4EXW","created_at":"2026-05-18T12:31:08Z"}],"graph_snapshots":[{"event_id":"sha256:09747720b7a701c14ece359917971f2fe28e65da29fd72c742db26040e983978","target":"graph","created_at":"2026-05-18T00:11:42Z","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 consider the quasi-neutral limit of a three dimensional Euler-Poisson system of compressible fluids coupled to a magnetic field. We prove that, as Debye length tends to zero, periodic initial-value problems of the model have unique smooth solutions existing in the time interval where the ideal incompressible magnetohydrodynamic equations has smooth solution. Meanwhile, it is proved that smooth solutions converge to solutions of incompressible magnetohydrodynamic equations with a sharp convergence rate in the process of quasi-neutral limit.","authors_text":"Jianwei Yang","cross_cats":["math-ph","math.MP"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AP","submitted_at":"2017-09-05T23:38:06Z","title":"Quasi-neutral limit of Euler-Poisson system of compressible fluids coupled to a magnetic field"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.01627","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":"sha256:244ed6ffec3711c60ff14519a53f1b25631b9d4cf9d3ddcb95a20ee2154d8ffa","target":"record","created_at":"2026-05-18T00:11:42Z","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":"64c7c1e016033279807d650e772a8f24d7b7e90e9a72c59fd58e11988cbba140","cross_cats_sorted":["math-ph","math.MP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AP","submitted_at":"2017-09-05T23:38:06Z","title_canon_sha256":"b97a553dd08f61527c4c0c4600640bf1a0c52b91325a5d09e38d2230fde28bef"},"schema_version":"1.0","source":{"id":"1709.01627","kind":"arxiv","version":1}},"canonical_sha256":"0bc8ce12f692b5ac8e0746a2d1f05acdafabd8535670890b3cb044143e40422f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0bc8ce12f692b5ac8e0746a2d1f05acdafabd8535670890b3cb044143e40422f","first_computed_at":"2026-05-18T00:11:42.940708Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:11:42.940708Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NVaB7rRmwodQUMy4kK9jar6Kvky3lw58e69ohL0hra2Yif0ganWw0gA6s4hjeul2M+j6QrIzmFJQUfxb+Yp9DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:11:42.941396Z","signed_message":"canonical_sha256_bytes"},"source_id":"1709.01627","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:244ed6ffec3711c60ff14519a53f1b25631b9d4cf9d3ddcb95a20ee2154d8ffa","sha256:09747720b7a701c14ece359917971f2fe28e65da29fd72c742db26040e983978"],"state_sha256":"779a6bf76d675ff74120ab0d6e501e15b07e0ee6d3b32018dd8ffccf15c9dc5c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mSgy62/1OYNU9OJabg+woO7jwQUZYzMFGuFqM5ub+zBw5R6HnhIXRxahvEpE8+icbPfykf5WkHx/9DOCp6eYCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T19:46:28.191797Z","bundle_sha256":"e79821d35cec572ed91ecdaa0c22fa0368cdba88c324dea25a9bea4aff651a34"}}