{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:Y5NBVJPNZX6CCVBWQP2QF7DXAA","short_pith_number":"pith:Y5NBVJPN","canonical_record":{"source":{"id":"1503.04696","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2015-03-16T15:48:03Z","cross_cats_sorted":[],"title_canon_sha256":"c8b179ff6b256e464f1a0fec0ccb01782b3d41da4a8ddedad788ab4d8b75aff7","abstract_canon_sha256":"8d7468465763b349acf73b0eccc4ede8ee3930a5cd42ecdf42e091093774567f"},"schema_version":"1.0"},"canonical_sha256":"c75a1aa5edcdfc21543683f502fc770020fdaf96be75ecbecbe1e1f865704f41","source":{"kind":"arxiv","id":"1503.04696","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1503.04696","created_at":"2026-05-18T02:04:06Z"},{"alias_kind":"arxiv_version","alias_value":"1503.04696v1","created_at":"2026-05-18T02:04:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.04696","created_at":"2026-05-18T02:04:06Z"},{"alias_kind":"pith_short_12","alias_value":"Y5NBVJPNZX6C","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_16","alias_value":"Y5NBVJPNZX6CCVBW","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_8","alias_value":"Y5NBVJPN","created_at":"2026-05-18T12:29:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:Y5NBVJPNZX6CCVBWQP2QF7DXAA","target":"record","payload":{"canonical_record":{"source":{"id":"1503.04696","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2015-03-16T15:48:03Z","cross_cats_sorted":[],"title_canon_sha256":"c8b179ff6b256e464f1a0fec0ccb01782b3d41da4a8ddedad788ab4d8b75aff7","abstract_canon_sha256":"8d7468465763b349acf73b0eccc4ede8ee3930a5cd42ecdf42e091093774567f"},"schema_version":"1.0"},"canonical_sha256":"c75a1aa5edcdfc21543683f502fc770020fdaf96be75ecbecbe1e1f865704f41","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:04:06.071700Z","signature_b64":"ekDMzdPG7xrECzJLr8YSYXZTvGmicH0Sdfb3raNDoXqx1J0gaQyTARFlbKCtiU0cD2As6zeYa1wjvGbkWdHVAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c75a1aa5edcdfc21543683f502fc770020fdaf96be75ecbecbe1e1f865704f41","last_reissued_at":"2026-05-18T02:04:06.070653Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:04:06.070653Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1503.04696","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":"2026-05-18T02:04:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ac5u1q74mijYOvBd0agp+UUgb52EEevxJeJ3UJI7Y0/i1sDq1q5hlCWmfvofTSjABIwpcL+nlojOsYvDXEz+Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T15:48:13.721274Z"},"content_sha256":"7006d6d5399725d92e4277ffdffc6dc6c0ec655da80a27ba908040d79e44cacf","schema_version":"1.0","event_id":"sha256:7006d6d5399725d92e4277ffdffc6dc6c0ec655da80a27ba908040d79e44cacf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:Y5NBVJPNZX6CCVBWQP2QF7DXAA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Persistence of magnetic field driven by relativistic electrons in a plasma","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"A. Flacco, A. Lifschitz, F. Sylla, J. Vieira, L. O. Silva, M. Veltcheva, S. Kahaly, V. Malka","submitted_at":"2015-03-16T15:48:03Z","abstract_excerpt":"The onset and evolution of magnetic fields in laboratory and astrophysical plasmas is determined by several mechanisms, including instabilities, dynamo effects and ultra-high energy particle flows through gas, plasma and interstellar-media. These processes are relevant over a wide range of conditions, from cosmic ray acceleration and gamma ray bursts to nuclear fusion in stars. The disparate temporal and spatial scales where each operates can be reconciled by scaling parameters that enable to recreate astrophysical conditions in the laboratory. Here we unveil a new mechanism by which the flow "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.04696","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":"2026-05-18T02:04:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qexpDa6gAQE8fhRsBAzxR6/bXlHi67Uu1ndYx/40CEXBw8KUQHgREYmwrqW/GZgwX6zQXvLh2sMgT+QXYDveDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T15:48:13.721647Z"},"content_sha256":"ba892f21767d0126805dd8c53770a92f519c3062d6e039af427bf662bd2cbbb9","schema_version":"1.0","event_id":"sha256:ba892f21767d0126805dd8c53770a92f519c3062d6e039af427bf662bd2cbbb9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Y5NBVJPNZX6CCVBWQP2QF7DXAA/bundle.json","state_url":"https://pith.science/pith/Y5NBVJPNZX6CCVBWQP2QF7DXAA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Y5NBVJPNZX6CCVBWQP2QF7DXAA/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":"2026-05-31T15:48:13Z","links":{"resolver":"https://pith.science/pith/Y5NBVJPNZX6CCVBWQP2QF7DXAA","bundle":"https://pith.science/pith/Y5NBVJPNZX6CCVBWQP2QF7DXAA/bundle.json","state":"https://pith.science/pith/Y5NBVJPNZX6CCVBWQP2QF7DXAA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Y5NBVJPNZX6CCVBWQP2QF7DXAA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:Y5NBVJPNZX6CCVBWQP2QF7DXAA","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":"8d7468465763b349acf73b0eccc4ede8ee3930a5cd42ecdf42e091093774567f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2015-03-16T15:48:03Z","title_canon_sha256":"c8b179ff6b256e464f1a0fec0ccb01782b3d41da4a8ddedad788ab4d8b75aff7"},"schema_version":"1.0","source":{"id":"1503.04696","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1503.04696","created_at":"2026-05-18T02:04:06Z"},{"alias_kind":"arxiv_version","alias_value":"1503.04696v1","created_at":"2026-05-18T02:04:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.04696","created_at":"2026-05-18T02:04:06Z"},{"alias_kind":"pith_short_12","alias_value":"Y5NBVJPNZX6C","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_16","alias_value":"Y5NBVJPNZX6CCVBW","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_8","alias_value":"Y5NBVJPN","created_at":"2026-05-18T12:29:50Z"}],"graph_snapshots":[{"event_id":"sha256:ba892f21767d0126805dd8c53770a92f519c3062d6e039af427bf662bd2cbbb9","target":"graph","created_at":"2026-05-18T02:04:06Z","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 onset and evolution of magnetic fields in laboratory and astrophysical plasmas is determined by several mechanisms, including instabilities, dynamo effects and ultra-high energy particle flows through gas, plasma and interstellar-media. These processes are relevant over a wide range of conditions, from cosmic ray acceleration and gamma ray bursts to nuclear fusion in stars. The disparate temporal and spatial scales where each operates can be reconciled by scaling parameters that enable to recreate astrophysical conditions in the laboratory. Here we unveil a new mechanism by which the flow ","authors_text":"A. Flacco, A. Lifschitz, F. Sylla, J. Vieira, L. O. Silva, M. Veltcheva, S. Kahaly, V. Malka","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2015-03-16T15:48:03Z","title":"Persistence of magnetic field driven by relativistic electrons in a plasma"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.04696","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":"sha256:7006d6d5399725d92e4277ffdffc6dc6c0ec655da80a27ba908040d79e44cacf","target":"record","created_at":"2026-05-18T02:04:06Z","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":"8d7468465763b349acf73b0eccc4ede8ee3930a5cd42ecdf42e091093774567f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2015-03-16T15:48:03Z","title_canon_sha256":"c8b179ff6b256e464f1a0fec0ccb01782b3d41da4a8ddedad788ab4d8b75aff7"},"schema_version":"1.0","source":{"id":"1503.04696","kind":"arxiv","version":1}},"canonical_sha256":"c75a1aa5edcdfc21543683f502fc770020fdaf96be75ecbecbe1e1f865704f41","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c75a1aa5edcdfc21543683f502fc770020fdaf96be75ecbecbe1e1f865704f41","first_computed_at":"2026-05-18T02:04:06.070653Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:04:06.070653Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ekDMzdPG7xrECzJLr8YSYXZTvGmicH0Sdfb3raNDoXqx1J0gaQyTARFlbKCtiU0cD2As6zeYa1wjvGbkWdHVAw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:04:06.071700Z","signed_message":"canonical_sha256_bytes"},"source_id":"1503.04696","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7006d6d5399725d92e4277ffdffc6dc6c0ec655da80a27ba908040d79e44cacf","sha256:ba892f21767d0126805dd8c53770a92f519c3062d6e039af427bf662bd2cbbb9"],"state_sha256":"f7613c6c4c7ef06b53762e1713230361381ca42a321145e93e6a02c8d1ad1a49"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Yiud9YlUmNn0rvEqazeyikVdYUOgu9fks32fUEZyrsSFxH4Cg9OrmmbjfnXMmH4MIl9GmWyoicEwRrWLB+cNBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T15:48:13.723698Z","bundle_sha256":"983593ab4160cd97561508b0384931addd991e516b7498cf8a1352fbf59a5d6e"}}