{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:BVBDI6R5OFFPAUAWVM6LB2I4WR","short_pith_number":"pith:BVBDI6R5","canonical_record":{"source":{"id":"2509.11100","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2025-09-14T05:39:01Z","cross_cats_sorted":[],"title_canon_sha256":"343360d99a022704a6aa67c25ac5ef4e86a3c56f3d7808776d2478aa51498ed7","abstract_canon_sha256":"a279370e03993ea0f6e462ce272f301d1656fea3793c5629de17569787084128"},"schema_version":"1.0"},"canonical_sha256":"0d42347a3d714af05016ab3cb0e91cb45248b238a57be455e5c0eaba158d4a53","source":{"kind":"arxiv","id":"2509.11100","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.11100","created_at":"2026-07-05T12:11:33Z"},{"alias_kind":"arxiv_version","alias_value":"2509.11100v1","created_at":"2026-07-05T12:11:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.11100","created_at":"2026-07-05T12:11:33Z"},{"alias_kind":"pith_short_12","alias_value":"BVBDI6R5OFFP","created_at":"2026-07-05T12:11:33Z"},{"alias_kind":"pith_short_16","alias_value":"BVBDI6R5OFFPAUAW","created_at":"2026-07-05T12:11:33Z"},{"alias_kind":"pith_short_8","alias_value":"BVBDI6R5","created_at":"2026-07-05T12:11:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:BVBDI6R5OFFPAUAWVM6LB2I4WR","target":"record","payload":{"canonical_record":{"source":{"id":"2509.11100","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2025-09-14T05:39:01Z","cross_cats_sorted":[],"title_canon_sha256":"343360d99a022704a6aa67c25ac5ef4e86a3c56f3d7808776d2478aa51498ed7","abstract_canon_sha256":"a279370e03993ea0f6e462ce272f301d1656fea3793c5629de17569787084128"},"schema_version":"1.0"},"canonical_sha256":"0d42347a3d714af05016ab3cb0e91cb45248b238a57be455e5c0eaba158d4a53","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:11:33.543298Z","signature_b64":"JLU4PpvBIKhvyb0MyqJnWu1GPFgr8HK04GBwTRL0WQOKdD6OPbZwTKtoBkhrwqvpCMBWURt2Q9JDiiEYqiaNBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0d42347a3d714af05016ab3cb0e91cb45248b238a57be455e5c0eaba158d4a53","last_reissued_at":"2026-07-05T12:11:33.542820Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:11:33.542820Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2509.11100","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":"2026-07-05T12:11:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rcIM98MjzqHm8Pe+706O8wnfZQo8IHtOsC+55rt4RgwCjM93FI0OMILRoDyscdoVzqmKlPz9T2lbovLW45kBAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T19:28:38.092122Z"},"content_sha256":"6ee542a5849e7cbf5f35cf033925486ea3d705ebceb19791fba589f39cdd3986","schema_version":"1.0","event_id":"sha256:6ee542a5849e7cbf5f35cf033925486ea3d705ebceb19791fba589f39cdd3986"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:BVBDI6R5OFFPAUAWVM6LB2I4WR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Energetic spectra from semi-implicit particle-in-cell simulations of magnetic reconnection","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"B. Eichmann, F. Bacchini, K. Kormann, K. M. Schoeffler, M. E. Innocenti","submitted_at":"2025-09-14T05:39:01Z","abstract_excerpt":"Astrophysical observations suggest that magnetic reconnection in relativistic plasmas plays an important role in the acceleration of energetic particles. Modeling this accurately requires numerical schemes capable of addressing large scales and realistic magnetic field configurations without sacrificing the kinetic description needed to model particle acceleration self-consistently. We demonstrate the computational advantage of the relativistic semi-implicit method (RelSIM), which allows for reduced resolution while avoiding the numerical instabilities typically affecting standard explicit met"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.11100","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2509.11100/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T12:11:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ElvkNuCxztk0E61nQMgAtpw7+dxhZcNcyfJ6utvQtGzZW27nAxt3rUJiFqlygeVxL3UdWYvPJ39/f8kf9ko3Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T19:28:38.092780Z"},"content_sha256":"89d12f9160b2d4b6931db19f33cefd952d22ba6e100b388565ce1d97133b8611","schema_version":"1.0","event_id":"sha256:89d12f9160b2d4b6931db19f33cefd952d22ba6e100b388565ce1d97133b8611"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BVBDI6R5OFFPAUAWVM6LB2I4WR/bundle.json","state_url":"https://pith.science/pith/BVBDI6R5OFFPAUAWVM6LB2I4WR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BVBDI6R5OFFPAUAWVM6LB2I4WR/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":"2026-08-16T19:28:38Z","links":{"resolver":"https://pith.science/pith/BVBDI6R5OFFPAUAWVM6LB2I4WR","bundle":"https://pith.science/pith/BVBDI6R5OFFPAUAWVM6LB2I4WR/bundle.json","state":"https://pith.science/pith/BVBDI6R5OFFPAUAWVM6LB2I4WR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BVBDI6R5OFFPAUAWVM6LB2I4WR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:BVBDI6R5OFFPAUAWVM6LB2I4WR","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":"a279370e03993ea0f6e462ce272f301d1656fea3793c5629de17569787084128","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2025-09-14T05:39:01Z","title_canon_sha256":"343360d99a022704a6aa67c25ac5ef4e86a3c56f3d7808776d2478aa51498ed7"},"schema_version":"1.0","source":{"id":"2509.11100","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.11100","created_at":"2026-07-05T12:11:33Z"},{"alias_kind":"arxiv_version","alias_value":"2509.11100v1","created_at":"2026-07-05T12:11:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.11100","created_at":"2026-07-05T12:11:33Z"},{"alias_kind":"pith_short_12","alias_value":"BVBDI6R5OFFP","created_at":"2026-07-05T12:11:33Z"},{"alias_kind":"pith_short_16","alias_value":"BVBDI6R5OFFPAUAW","created_at":"2026-07-05T12:11:33Z"},{"alias_kind":"pith_short_8","alias_value":"BVBDI6R5","created_at":"2026-07-05T12:11:33Z"}],"graph_snapshots":[{"event_id":"sha256:89d12f9160b2d4b6931db19f33cefd952d22ba6e100b388565ce1d97133b8611","target":"graph","created_at":"2026-07-05T12:11:33Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2509.11100/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Astrophysical observations suggest that magnetic reconnection in relativistic plasmas plays an important role in the acceleration of energetic particles. Modeling this accurately requires numerical schemes capable of addressing large scales and realistic magnetic field configurations without sacrificing the kinetic description needed to model particle acceleration self-consistently. We demonstrate the computational advantage of the relativistic semi-implicit method (RelSIM), which allows for reduced resolution while avoiding the numerical instabilities typically affecting standard explicit met","authors_text":"B. Eichmann, F. Bacchini, K. Kormann, K. M. Schoeffler, M. E. Innocenti","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2025-09-14T05:39:01Z","title":"Energetic spectra from semi-implicit particle-in-cell simulations of magnetic reconnection"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.11100","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":"sha256:6ee542a5849e7cbf5f35cf033925486ea3d705ebceb19791fba589f39cdd3986","target":"record","created_at":"2026-07-05T12:11:33Z","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":"a279370e03993ea0f6e462ce272f301d1656fea3793c5629de17569787084128","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2025-09-14T05:39:01Z","title_canon_sha256":"343360d99a022704a6aa67c25ac5ef4e86a3c56f3d7808776d2478aa51498ed7"},"schema_version":"1.0","source":{"id":"2509.11100","kind":"arxiv","version":1}},"canonical_sha256":"0d42347a3d714af05016ab3cb0e91cb45248b238a57be455e5c0eaba158d4a53","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0d42347a3d714af05016ab3cb0e91cb45248b238a57be455e5c0eaba158d4a53","first_computed_at":"2026-07-05T12:11:33.542820Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T12:11:33.542820Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JLU4PpvBIKhvyb0MyqJnWu1GPFgr8HK04GBwTRL0WQOKdD6OPbZwTKtoBkhrwqvpCMBWURt2Q9JDiiEYqiaNBA==","signature_status":"signed_v1","signed_at":"2026-07-05T12:11:33.543298Z","signed_message":"canonical_sha256_bytes"},"source_id":"2509.11100","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6ee542a5849e7cbf5f35cf033925486ea3d705ebceb19791fba589f39cdd3986","sha256:89d12f9160b2d4b6931db19f33cefd952d22ba6e100b388565ce1d97133b8611"],"state_sha256":"97bfdcebac44bbb7a3962166eba369a71ef909a2e2247ff587abdf240e0af992"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hsk5nBaSOKqo08EzzRKd0bolNDnPd2WMwFMUZ5icI4z2t0/NhERKjHiXs9f3MogJzVckZkRw4KAXCzj98N+PDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T19:28:38.098265Z","bundle_sha256":"d60285336cc31e8591cc2902996086a21febb74884abd9e412537f41237a4ed2"}}