{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:LA6QVPIKQG3SOAX2E7NJMRI56A","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":"dcf035528dd6f82469cea618ca7b0bef323fb163f19aa3217c1a4dad79dd27bb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2009-12-08T20:28:37Z","title_canon_sha256":"cb16dfbbeea2afd9a1f8253f1299456f5397ddbc5d17ec47c5ff689d21a908ee"},"schema_version":"1.0","source":{"id":"0912.1583","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0912.1583","created_at":"2026-05-18T02:33:57Z"},{"alias_kind":"arxiv_version","alias_value":"0912.1583v1","created_at":"2026-05-18T02:33:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0912.1583","created_at":"2026-05-18T02:33:57Z"},{"alias_kind":"pith_short_12","alias_value":"LA6QVPIKQG3S","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_16","alias_value":"LA6QVPIKQG3SOAX2","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_8","alias_value":"LA6QVPIK","created_at":"2026-05-18T12:26:00Z"}],"graph_snapshots":[{"event_id":"sha256:032372beedfb955546d33e99c8e3940a5061c2e120203d2da476f3aab63ef01a","target":"graph","created_at":"2026-05-18T02:33:57Z","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":"Using our new 3-D relativistic electromagnetic particle (REMP) code parallelized with MPI, we investigated long-term particle acceleration associated with a relativistic electron-positron jet propagating in an unmagnetized ambient electron-positron plasma. We have also performed simulations with electron-ion jets. The simulations were performed using a much longer simulation system than our previous simulations in order to investigate the full nonlinear stage of the Weibel instability for electron-positron jets and its particle acceleration mechanism. Cold jet electrons are thermalized and amb","authors_text":"A. Nordlund, B. Zhang, D. H. Hartmann, H. Sol, J. F. Fishman, J. Frederiksen, J. Niemiec, K.-I. Nishikawa, M. Medvedev, M. Pohl, P. Hardee, Y. Mizuno","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2009-12-08T20:28:37Z","title":"Simulation of relativistic shocks and associated radiation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0912.1583","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:c3e25e888ffa4c9e3290b3c927498794423c77faf4be7ea54bfa75cabb2ba714","target":"record","created_at":"2026-05-18T02:33:57Z","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":"dcf035528dd6f82469cea618ca7b0bef323fb163f19aa3217c1a4dad79dd27bb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2009-12-08T20:28:37Z","title_canon_sha256":"cb16dfbbeea2afd9a1f8253f1299456f5397ddbc5d17ec47c5ff689d21a908ee"},"schema_version":"1.0","source":{"id":"0912.1583","kind":"arxiv","version":1}},"canonical_sha256":"583d0abd0a81b72702fa27da96451df013aace3b82be04305d8c60d3a3accb7b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"583d0abd0a81b72702fa27da96451df013aace3b82be04305d8c60d3a3accb7b","first_computed_at":"2026-05-18T02:33:57.169812Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:33:57.169812Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"R2SWM8PbYC+PVrq7OqovRwwOZhau7kvttCcQBu7YI0ewGqEp0PdUeUcz/KIFoh0NO83yVTpFtaNVMPjNZ3z4Bg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:33:57.170197Z","signed_message":"canonical_sha256_bytes"},"source_id":"0912.1583","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c3e25e888ffa4c9e3290b3c927498794423c77faf4be7ea54bfa75cabb2ba714","sha256:032372beedfb955546d33e99c8e3940a5061c2e120203d2da476f3aab63ef01a"],"state_sha256":"36abfcd11a5b70ebfe4e820cdd0b852fb10cac6d4ff378fb2bb683368bf7f771"}