{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:MPW3QBBHINIYD5E3CI6ALTNIJV","short_pith_number":"pith:MPW3QBBH","canonical_record":{"source":{"id":"1605.02811","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-05-10T00:27:42Z","cross_cats_sorted":[],"title_canon_sha256":"98272b269f970b879f74d9fa6f104a227f5dce290187eb3599a196d1ae80138d","abstract_canon_sha256":"5e77e9bdd2bd000b5eb4e0168bd6113d004ba8578d49f927b5f80bd9f5067fa0"},"schema_version":"1.0"},"canonical_sha256":"63edb80427435181f49b123c05cda84d57c7f2595e9f041a28949ef1a5cb9e89","source":{"kind":"arxiv","id":"1605.02811","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.02811","created_at":"2026-05-18T01:08:17Z"},{"alias_kind":"arxiv_version","alias_value":"1605.02811v2","created_at":"2026-05-18T01:08:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.02811","created_at":"2026-05-18T01:08:17Z"},{"alias_kind":"pith_short_12","alias_value":"MPW3QBBHINIY","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_16","alias_value":"MPW3QBBHINIYD5E3","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_8","alias_value":"MPW3QBBH","created_at":"2026-05-18T12:30:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:MPW3QBBHINIYD5E3CI6ALTNIJV","target":"record","payload":{"canonical_record":{"source":{"id":"1605.02811","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-05-10T00:27:42Z","cross_cats_sorted":[],"title_canon_sha256":"98272b269f970b879f74d9fa6f104a227f5dce290187eb3599a196d1ae80138d","abstract_canon_sha256":"5e77e9bdd2bd000b5eb4e0168bd6113d004ba8578d49f927b5f80bd9f5067fa0"},"schema_version":"1.0"},"canonical_sha256":"63edb80427435181f49b123c05cda84d57c7f2595e9f041a28949ef1a5cb9e89","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:08:17.187341Z","signature_b64":"MzKqA4tR6esbWUkVXKNg3mOL1rUAGt/gUPTMMzKoBUJ0uG8YGqP64H2yChXE9r9sqecWx/fJVLFK0LT3690bCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"63edb80427435181f49b123c05cda84d57c7f2595e9f041a28949ef1a5cb9e89","last_reissued_at":"2026-05-18T01:08:17.186807Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:08:17.186807Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.02811","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:08:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FrnCY3As+DoK1foa762/CUa0Nak/6Ou34NJnJcmeSp7yQkIXG0kzD3BZ/bPa4cnHEzSrpUuBHrf3pqtA//uCBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T06:40:56.541738Z"},"content_sha256":"a70446e94c569b68d26e6758446e895275888bee98c1380199cd31a6e48540cf","schema_version":"1.0","event_id":"sha256:a70446e94c569b68d26e6758446e895275888bee98c1380199cd31a6e48540cf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:MPW3QBBHINIYD5E3CI6ALTNIJV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the compressibility effect in test particle acceleration by magnetohydrodynamic turbulence","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"C.A. Gonz\\'alez, P.D. Mininni, P. Dmitruk, W.H. Matthaeus","submitted_at":"2016-05-10T00:27:42Z","abstract_excerpt":"The effect of compressibility in charged particle energization by magnetohydrodynamic (MHD) fields is studiedin the context of test particle simulations. This problem is relevant to the solar wind and the solar corona due to the compressible nature of the flow in those astrophysical scenarios. We consider turbulent electromagnetic fields obtained from direct numerical simulations of the MHD equations with a strong background magnetic field. In order to explore the flow compressibilty effect over the particle dynamics we performed different numerical experiments: an incompressible case, and two"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.02811","kind":"arxiv","version":2},"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":"2026-05-18T01:08:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SWfIJeCwnwT52MjKDEAry5xnRh7kpsgWZYNsGOLK+nZhNogRXQ7Rvc1BxV0w2tQxQ3aNcxg2jtlhd/NEqiRnBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T06:40:56.542846Z"},"content_sha256":"9f003d3e508fdd9ed4ec6b18a3c4a2fc3b38be637ae0005a3bf881dc67af2966","schema_version":"1.0","event_id":"sha256:9f003d3e508fdd9ed4ec6b18a3c4a2fc3b38be637ae0005a3bf881dc67af2966"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MPW3QBBHINIYD5E3CI6ALTNIJV/bundle.json","state_url":"https://pith.science/pith/MPW3QBBHINIYD5E3CI6ALTNIJV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MPW3QBBHINIYD5E3CI6ALTNIJV/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":"2026-06-09T06:40:56Z","links":{"resolver":"https://pith.science/pith/MPW3QBBHINIYD5E3CI6ALTNIJV","bundle":"https://pith.science/pith/MPW3QBBHINIYD5E3CI6ALTNIJV/bundle.json","state":"https://pith.science/pith/MPW3QBBHINIYD5E3CI6ALTNIJV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MPW3QBBHINIYD5E3CI6ALTNIJV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:MPW3QBBHINIYD5E3CI6ALTNIJV","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":"5e77e9bdd2bd000b5eb4e0168bd6113d004ba8578d49f927b5f80bd9f5067fa0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-05-10T00:27:42Z","title_canon_sha256":"98272b269f970b879f74d9fa6f104a227f5dce290187eb3599a196d1ae80138d"},"schema_version":"1.0","source":{"id":"1605.02811","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.02811","created_at":"2026-05-18T01:08:17Z"},{"alias_kind":"arxiv_version","alias_value":"1605.02811v2","created_at":"2026-05-18T01:08:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.02811","created_at":"2026-05-18T01:08:17Z"},{"alias_kind":"pith_short_12","alias_value":"MPW3QBBHINIY","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_16","alias_value":"MPW3QBBHINIYD5E3","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_8","alias_value":"MPW3QBBH","created_at":"2026-05-18T12:30:32Z"}],"graph_snapshots":[{"event_id":"sha256:9f003d3e508fdd9ed4ec6b18a3c4a2fc3b38be637ae0005a3bf881dc67af2966","target":"graph","created_at":"2026-05-18T01:08:17Z","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":"The effect of compressibility in charged particle energization by magnetohydrodynamic (MHD) fields is studiedin the context of test particle simulations. This problem is relevant to the solar wind and the solar corona due to the compressible nature of the flow in those astrophysical scenarios. We consider turbulent electromagnetic fields obtained from direct numerical simulations of the MHD equations with a strong background magnetic field. In order to explore the flow compressibilty effect over the particle dynamics we performed different numerical experiments: an incompressible case, and two","authors_text":"C.A. Gonz\\'alez, P.D. Mininni, P. Dmitruk, W.H. Matthaeus","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-05-10T00:27:42Z","title":"On the compressibility effect in test particle acceleration by magnetohydrodynamic turbulence"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.02811","kind":"arxiv","version":2},"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:a70446e94c569b68d26e6758446e895275888bee98c1380199cd31a6e48540cf","target":"record","created_at":"2026-05-18T01:08:17Z","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":"5e77e9bdd2bd000b5eb4e0168bd6113d004ba8578d49f927b5f80bd9f5067fa0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-05-10T00:27:42Z","title_canon_sha256":"98272b269f970b879f74d9fa6f104a227f5dce290187eb3599a196d1ae80138d"},"schema_version":"1.0","source":{"id":"1605.02811","kind":"arxiv","version":2}},"canonical_sha256":"63edb80427435181f49b123c05cda84d57c7f2595e9f041a28949ef1a5cb9e89","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"63edb80427435181f49b123c05cda84d57c7f2595e9f041a28949ef1a5cb9e89","first_computed_at":"2026-05-18T01:08:17.186807Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:08:17.186807Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MzKqA4tR6esbWUkVXKNg3mOL1rUAGt/gUPTMMzKoBUJ0uG8YGqP64H2yChXE9r9sqecWx/fJVLFK0LT3690bCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:08:17.187341Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.02811","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a70446e94c569b68d26e6758446e895275888bee98c1380199cd31a6e48540cf","sha256:9f003d3e508fdd9ed4ec6b18a3c4a2fc3b38be637ae0005a3bf881dc67af2966"],"state_sha256":"1604e1f8e4f20744deeeaa5b7ad8261695d74040b0fe23d9a89606163c9e747a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QSxHwIXUNEVhjZVZnkJjQv5lm4C7Uhhvzt55BiRSCv12Dp3OdKe9fgKEQy60QL0Nd1XTMQumfmdqKdjc3guWCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T06:40:56.546429Z","bundle_sha256":"9c34a7cf470df38f95c92f18a64fd5d41321af0472f6fc20ee24db3f794e1f1d"}}