{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:WQG6HRFB76V4ADMY35WB27BDZJ","short_pith_number":"pith:WQG6HRFB","canonical_record":{"source":{"id":"2012.06096","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2020-12-11T03:20:36Z","cross_cats_sorted":[],"title_canon_sha256":"12e84a5a515280ccb15447c6eeaeb23c3715db9ba794909a0adb48761243ada0","abstract_canon_sha256":"c7207aeec988246ce94013d0f99be3c7a8d19974191efb624cec3ab0565d220b"},"schema_version":"1.0"},"canonical_sha256":"b40de3c4a1ffabc00d98df6c1d7c23ca410952a19685b32c297cb25c73156455","source":{"kind":"arxiv","id":"2012.06096","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.06096","created_at":"2026-07-05T02:29:38Z"},{"alias_kind":"arxiv_version","alias_value":"2012.06096v2","created_at":"2026-07-05T02:29:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.06096","created_at":"2026-07-05T02:29:38Z"},{"alias_kind":"pith_short_12","alias_value":"WQG6HRFB76V4","created_at":"2026-07-05T02:29:38Z"},{"alias_kind":"pith_short_16","alias_value":"WQG6HRFB76V4ADMY","created_at":"2026-07-05T02:29:38Z"},{"alias_kind":"pith_short_8","alias_value":"WQG6HRFB","created_at":"2026-07-05T02:29:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:WQG6HRFB76V4ADMY35WB27BDZJ","target":"record","payload":{"canonical_record":{"source":{"id":"2012.06096","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2020-12-11T03:20:36Z","cross_cats_sorted":[],"title_canon_sha256":"12e84a5a515280ccb15447c6eeaeb23c3715db9ba794909a0adb48761243ada0","abstract_canon_sha256":"c7207aeec988246ce94013d0f99be3c7a8d19974191efb624cec3ab0565d220b"},"schema_version":"1.0"},"canonical_sha256":"b40de3c4a1ffabc00d98df6c1d7c23ca410952a19685b32c297cb25c73156455","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:29:38.648928Z","signature_b64":"40R+o0G6BsQSUbWAxoKXxvH5vsL/tiFWhqpSkdd0gNUc022q18Ou19K61mGOrsTpY7gF5BpKdqG55vYbzGmJBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b40de3c4a1ffabc00d98df6c1d7c23ca410952a19685b32c297cb25c73156455","last_reissued_at":"2026-07-05T02:29:38.648445Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:29:38.648445Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2012.06096","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":"2026-07-05T02:29:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K4mcKHrVgLyg2Mcd12nXlu8j3hhahIGK1L8lNGv3WX7sDQ6+huKVNe5B/UPdqglnbDAiLvHuKPbpALsr5rlTDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T14:51:32.292945Z"},"content_sha256":"19180cbb5c2210b3c57deca37db85dc647538b352c79ff17c80d80c501e866cf","schema_version":"1.0","event_id":"sha256:19180cbb5c2210b3c57deca37db85dc647538b352c79ff17c80d80c501e866cf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:WQG6HRFB76V4ADMY35WB27BDZJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Trace Impurity Transport in Multi-Species Plasmas with Large Particle Fluxes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"E. J. Kolmes, E. Litvinova Mitra, I. E. Ochs, M. E. Mlodik, N. J. Fisch, T. Rubin","submitted_at":"2020-12-11T03:20:36Z","abstract_excerpt":"A burning fusion plasma has a large inwards flux of fuel and outwards flux of ash. Existing impurity transport theories do not account for a steady-state environment of such large fluxes. In this paper, we extend classical transport theory to account for a background of such fluxes. In a mainly two-ion species magnetized plasma, with oppositely directed density gradients maintained by oppositely directed sources of the two species, trace impurity ions are shown to align with the larger mass ions. This unexpected behavior is derived analytically and simulated numerically using the MITNS (Multip"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.06096","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2012.06096/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":"2026-07-05T02:29:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2myw/QG+N4ZNgP7foIAWGkG/QBEElFbQKyuQATquyF+a6BYlhS7Mi2rRzfrnkybqi21NKqUGoc/qHzhT1w2aCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T14:51:32.293338Z"},"content_sha256":"35b6a46f52777fe44f4ba1cd143aec992d043fc18eee5065e814da97d063aac9","schema_version":"1.0","event_id":"sha256:35b6a46f52777fe44f4ba1cd143aec992d043fc18eee5065e814da97d063aac9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WQG6HRFB76V4ADMY35WB27BDZJ/bundle.json","state_url":"https://pith.science/pith/WQG6HRFB76V4ADMY35WB27BDZJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WQG6HRFB76V4ADMY35WB27BDZJ/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":"2026-07-07T14:51:32Z","links":{"resolver":"https://pith.science/pith/WQG6HRFB76V4ADMY35WB27BDZJ","bundle":"https://pith.science/pith/WQG6HRFB76V4ADMY35WB27BDZJ/bundle.json","state":"https://pith.science/pith/WQG6HRFB76V4ADMY35WB27BDZJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WQG6HRFB76V4ADMY35WB27BDZJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:WQG6HRFB76V4ADMY35WB27BDZJ","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":"c7207aeec988246ce94013d0f99be3c7a8d19974191efb624cec3ab0565d220b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2020-12-11T03:20:36Z","title_canon_sha256":"12e84a5a515280ccb15447c6eeaeb23c3715db9ba794909a0adb48761243ada0"},"schema_version":"1.0","source":{"id":"2012.06096","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.06096","created_at":"2026-07-05T02:29:38Z"},{"alias_kind":"arxiv_version","alias_value":"2012.06096v2","created_at":"2026-07-05T02:29:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.06096","created_at":"2026-07-05T02:29:38Z"},{"alias_kind":"pith_short_12","alias_value":"WQG6HRFB76V4","created_at":"2026-07-05T02:29:38Z"},{"alias_kind":"pith_short_16","alias_value":"WQG6HRFB76V4ADMY","created_at":"2026-07-05T02:29:38Z"},{"alias_kind":"pith_short_8","alias_value":"WQG6HRFB","created_at":"2026-07-05T02:29:38Z"}],"graph_snapshots":[{"event_id":"sha256:35b6a46f52777fe44f4ba1cd143aec992d043fc18eee5065e814da97d063aac9","target":"graph","created_at":"2026-07-05T02:29:38Z","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/2012.06096/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A burning fusion plasma has a large inwards flux of fuel and outwards flux of ash. Existing impurity transport theories do not account for a steady-state environment of such large fluxes. In this paper, we extend classical transport theory to account for a background of such fluxes. In a mainly two-ion species magnetized plasma, with oppositely directed density gradients maintained by oppositely directed sources of the two species, trace impurity ions are shown to align with the larger mass ions. This unexpected behavior is derived analytically and simulated numerically using the MITNS (Multip","authors_text":"E. J. Kolmes, E. Litvinova Mitra, I. E. Ochs, M. E. Mlodik, N. J. Fisch, T. Rubin","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2020-12-11T03:20:36Z","title":"Trace Impurity Transport in Multi-Species Plasmas with Large Particle Fluxes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.06096","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":"sha256:19180cbb5c2210b3c57deca37db85dc647538b352c79ff17c80d80c501e866cf","target":"record","created_at":"2026-07-05T02:29:38Z","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":"c7207aeec988246ce94013d0f99be3c7a8d19974191efb624cec3ab0565d220b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2020-12-11T03:20:36Z","title_canon_sha256":"12e84a5a515280ccb15447c6eeaeb23c3715db9ba794909a0adb48761243ada0"},"schema_version":"1.0","source":{"id":"2012.06096","kind":"arxiv","version":2}},"canonical_sha256":"b40de3c4a1ffabc00d98df6c1d7c23ca410952a19685b32c297cb25c73156455","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b40de3c4a1ffabc00d98df6c1d7c23ca410952a19685b32c297cb25c73156455","first_computed_at":"2026-07-05T02:29:38.648445Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:29:38.648445Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"40R+o0G6BsQSUbWAxoKXxvH5vsL/tiFWhqpSkdd0gNUc022q18Ou19K61mGOrsTpY7gF5BpKdqG55vYbzGmJBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T02:29:38.648928Z","signed_message":"canonical_sha256_bytes"},"source_id":"2012.06096","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:19180cbb5c2210b3c57deca37db85dc647538b352c79ff17c80d80c501e866cf","sha256:35b6a46f52777fe44f4ba1cd143aec992d043fc18eee5065e814da97d063aac9"],"state_sha256":"ec7f9fef762fc8685bbec0c57c89d4464fe82577f0c5a29d46b6c9fd419dfa05"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vpJuCjMiEKFKTn6Rr95ORq8ZKYk8gS7DiwW0HRIH20Lt4wZhtSwuBe7RqTwyMrWpGTGrG3hwvxdU54kLa7ioBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T14:51:32.295212Z","bundle_sha256":"2fd7c390b793a0b74c6eeb1311a4806f10d122c36d600fb95cdbd17e0e9e4e52"}}