{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:VEVHG37SJUKPFRW2BOY6FCIIUD","short_pith_number":"pith:VEVHG37S","canonical_record":{"source":{"id":"0912.1974","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2009-12-10T11:52:28Z","cross_cats_sorted":[],"title_canon_sha256":"c61ab1fd58e2171ae590b8ac72e3cd4c550370d23e624324af20dc7b3ba0780d","abstract_canon_sha256":"e8006ce4c7c9b3441d9f17b3796aa51935d82ad279c3153aa86454ceba81b4b3"},"schema_version":"1.0"},"canonical_sha256":"a92a736ff24d14f2c6da0bb1e28908a0f7bb64b2cb695e327d95033b645c01b6","source":{"kind":"arxiv","id":"0912.1974","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0912.1974","created_at":"2026-05-18T02:10:24Z"},{"alias_kind":"arxiv_version","alias_value":"0912.1974v1","created_at":"2026-05-18T02:10:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0912.1974","created_at":"2026-05-18T02:10:24Z"},{"alias_kind":"pith_short_12","alias_value":"VEVHG37SJUKP","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_16","alias_value":"VEVHG37SJUKPFRW2","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_8","alias_value":"VEVHG37S","created_at":"2026-05-18T12:26:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:VEVHG37SJUKPFRW2BOY6FCIIUD","target":"record","payload":{"canonical_record":{"source":{"id":"0912.1974","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2009-12-10T11:52:28Z","cross_cats_sorted":[],"title_canon_sha256":"c61ab1fd58e2171ae590b8ac72e3cd4c550370d23e624324af20dc7b3ba0780d","abstract_canon_sha256":"e8006ce4c7c9b3441d9f17b3796aa51935d82ad279c3153aa86454ceba81b4b3"},"schema_version":"1.0"},"canonical_sha256":"a92a736ff24d14f2c6da0bb1e28908a0f7bb64b2cb695e327d95033b645c01b6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:10:24.885523Z","signature_b64":"40AF1Z6g6ZkDy+p8DqODHq4DsEfVXresYB9dFElfSHpCDjscnsTqawmoBDhcMb5iRvM+nYuXgTjkL1idiuO/AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a92a736ff24d14f2c6da0bb1e28908a0f7bb64b2cb695e327d95033b645c01b6","last_reissued_at":"2026-05-18T02:10:24.884824Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:10:24.884824Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0912.1974","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":"2026-05-18T02:10:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DHFNDvFMY9tV4jMfFqoXdpiRi62z9i8DOb5G/2fwXH1rwr7NxkAa4K8MJsOlxzeGviQsMuHaPSbnFJz+tMmBCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T21:41:42.420857Z"},"content_sha256":"e84263e3485440b7be3948aa675740d8885b748378a7b716dc4ce39ee62973e0","schema_version":"1.0","event_id":"sha256:e84263e3485440b7be3948aa675740d8885b748378a7b716dc4ce39ee62973e0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:VEVHG37SJUKPFRW2BOY6FCIIUD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Direct multiscale coupling of a transport code to gyrokinetic turbulence codes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"F. Jenko, G. W. Hammett, I. G. Abel, M. Barnes, T. Goerler, W. Dorland","submitted_at":"2009-12-10T11:52:28Z","abstract_excerpt":"Direct coupling between a transport solver and local, nonlinear gyrokinetic calculations using the multiscale gyrokinetic code TRINITY [M. Barnes, Ph.D. thesis, arxiv:0901.2868] is described. The coupling of the microscopic and macroscopic physics is done within the framework of multiscale gyrokinetic theory, of which we present the assumptions and key results. An assumption of scale separation in space and time allows for the simulation of turbulence in small regions of the space-time grid, which are embedded in a coarse grid on which the transport equations are implicitly evolved. This leads"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0912.1974","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":"2026-05-18T02:10:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FThV8OqZ8uV71Z6q72l5IiEqy5D1mICoigy4EIjlvoTLVcyeUROMv9QloKauR9gLeOzGRSO8bMh51vw8z5wACQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T21:41:42.421206Z"},"content_sha256":"8e402960e19fb9670220b03a6a841bae6e7b8d5e9fdf01de26458e8dd235be73","schema_version":"1.0","event_id":"sha256:8e402960e19fb9670220b03a6a841bae6e7b8d5e9fdf01de26458e8dd235be73"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VEVHG37SJUKPFRW2BOY6FCIIUD/bundle.json","state_url":"https://pith.science/pith/VEVHG37SJUKPFRW2BOY6FCIIUD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VEVHG37SJUKPFRW2BOY6FCIIUD/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":"2026-05-20T21:41:42Z","links":{"resolver":"https://pith.science/pith/VEVHG37SJUKPFRW2BOY6FCIIUD","bundle":"https://pith.science/pith/VEVHG37SJUKPFRW2BOY6FCIIUD/bundle.json","state":"https://pith.science/pith/VEVHG37SJUKPFRW2BOY6FCIIUD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VEVHG37SJUKPFRW2BOY6FCIIUD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:VEVHG37SJUKPFRW2BOY6FCIIUD","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":"e8006ce4c7c9b3441d9f17b3796aa51935d82ad279c3153aa86454ceba81b4b3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2009-12-10T11:52:28Z","title_canon_sha256":"c61ab1fd58e2171ae590b8ac72e3cd4c550370d23e624324af20dc7b3ba0780d"},"schema_version":"1.0","source":{"id":"0912.1974","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0912.1974","created_at":"2026-05-18T02:10:24Z"},{"alias_kind":"arxiv_version","alias_value":"0912.1974v1","created_at":"2026-05-18T02:10:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0912.1974","created_at":"2026-05-18T02:10:24Z"},{"alias_kind":"pith_short_12","alias_value":"VEVHG37SJUKP","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_16","alias_value":"VEVHG37SJUKPFRW2","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_8","alias_value":"VEVHG37S","created_at":"2026-05-18T12:26:02Z"}],"graph_snapshots":[{"event_id":"sha256:8e402960e19fb9670220b03a6a841bae6e7b8d5e9fdf01de26458e8dd235be73","target":"graph","created_at":"2026-05-18T02:10:24Z","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":"Direct coupling between a transport solver and local, nonlinear gyrokinetic calculations using the multiscale gyrokinetic code TRINITY [M. Barnes, Ph.D. thesis, arxiv:0901.2868] is described. The coupling of the microscopic and macroscopic physics is done within the framework of multiscale gyrokinetic theory, of which we present the assumptions and key results. An assumption of scale separation in space and time allows for the simulation of turbulence in small regions of the space-time grid, which are embedded in a coarse grid on which the transport equations are implicitly evolved. This leads","authors_text":"F. Jenko, G. W. Hammett, I. G. Abel, M. Barnes, T. Goerler, W. Dorland","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2009-12-10T11:52:28Z","title":"Direct multiscale coupling of a transport code to gyrokinetic turbulence codes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0912.1974","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:e84263e3485440b7be3948aa675740d8885b748378a7b716dc4ce39ee62973e0","target":"record","created_at":"2026-05-18T02:10:24Z","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":"e8006ce4c7c9b3441d9f17b3796aa51935d82ad279c3153aa86454ceba81b4b3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2009-12-10T11:52:28Z","title_canon_sha256":"c61ab1fd58e2171ae590b8ac72e3cd4c550370d23e624324af20dc7b3ba0780d"},"schema_version":"1.0","source":{"id":"0912.1974","kind":"arxiv","version":1}},"canonical_sha256":"a92a736ff24d14f2c6da0bb1e28908a0f7bb64b2cb695e327d95033b645c01b6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a92a736ff24d14f2c6da0bb1e28908a0f7bb64b2cb695e327d95033b645c01b6","first_computed_at":"2026-05-18T02:10:24.884824Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:10:24.884824Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"40AF1Z6g6ZkDy+p8DqODHq4DsEfVXresYB9dFElfSHpCDjscnsTqawmoBDhcMb5iRvM+nYuXgTjkL1idiuO/AA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:10:24.885523Z","signed_message":"canonical_sha256_bytes"},"source_id":"0912.1974","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e84263e3485440b7be3948aa675740d8885b748378a7b716dc4ce39ee62973e0","sha256:8e402960e19fb9670220b03a6a841bae6e7b8d5e9fdf01de26458e8dd235be73"],"state_sha256":"ceb3badf8cbb0d17f92eb9f5954c956230b8b09f03555bad74f6cee0e9602cdc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gdGX1YbMrGCoIFJcMLizSUNSmSxSw4kHavyP9lOb4MJpX8QGYZ3sl92tuH53eJusqQVkUTQTLMkEwAnkjPlKDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-20T21:41:42.423158Z","bundle_sha256":"f245b91f12cf266eb09e9806b38af4152d1552c7c9fc7ccc8954d68b6c22de54"}}