{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:6UP34QW7C6GRRUHZTF3AC23TYA","short_pith_number":"pith:6UP34QW7","schema_version":"1.0","canonical_sha256":"f51fbe42df178d18d0f99976016b73c00bef24f55dc2d36253ccb4a6a85424ba","source":{"kind":"arxiv","id":"1305.3518","version":2},"attestation_state":"computed","paper":{"title":"Numerical calculation of the runaway electron distribution function and associated synchrotron emission","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.comp-ph"],"primary_cat":"physics.plasm-ph","authors_text":"Adam Stahl, Matt Landreman, T\\\"unde F\\\"ul\\\"op","submitted_at":"2013-05-15T15:14:31Z","abstract_excerpt":"Synchrotron emission from runaway electrons may be used to diagnose plasma conditions during a tokamak disruption, but solving this inverse problem requires rapid simulation of the electron distribution function and associated synchrotron emission as a function of plasma parameters. Here we detail a framework for this forward calculation, beginning with an efficient numerical method for solving the Fokker-Planck equation in the presence of an electric field of arbitrary strength. The approach is continuum (Eulerian), and we employ a relativistic collision operator, valid for arbitrary energies"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1305.3518","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2013-05-15T15:14:31Z","cross_cats_sorted":["physics.comp-ph"],"title_canon_sha256":"08df8f190c97e6c3f9890e50b7067bd3b17f5e7a74c73ee50842d4410f33e3b7","abstract_canon_sha256":"b71253eaba80de6eb4fd96d19f1847eabd2ad161098f9b71b0fca52336e3b827"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:55:20.625179Z","signature_b64":"IC39J3qyvlCvWtiYP8EvKfoMV4ciAXAsINjuCxI3SW2vVB9VumI+MpX+ZTMyJkbpvQbyh37h2l8npcIthYkTAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f51fbe42df178d18d0f99976016b73c00bef24f55dc2d36253ccb4a6a85424ba","last_reissued_at":"2026-05-18T02:55:20.624784Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:55:20.624784Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Numerical calculation of the runaway electron distribution function and associated synchrotron emission","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.comp-ph"],"primary_cat":"physics.plasm-ph","authors_text":"Adam Stahl, Matt Landreman, T\\\"unde F\\\"ul\\\"op","submitted_at":"2013-05-15T15:14:31Z","abstract_excerpt":"Synchrotron emission from runaway electrons may be used to diagnose plasma conditions during a tokamak disruption, but solving this inverse problem requires rapid simulation of the electron distribution function and associated synchrotron emission as a function of plasma parameters. Here we detail a framework for this forward calculation, beginning with an efficient numerical method for solving the Fokker-Planck equation in the presence of an electric field of arbitrary strength. The approach is continuum (Eulerian), and we employ a relativistic collision operator, valid for arbitrary energies"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.3518","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":""},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1305.3518","created_at":"2026-05-18T02:55:20.624840+00:00"},{"alias_kind":"arxiv_version","alias_value":"1305.3518v2","created_at":"2026-05-18T02:55:20.624840+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.3518","created_at":"2026-05-18T02:55:20.624840+00:00"},{"alias_kind":"pith_short_12","alias_value":"6UP34QW7C6GR","created_at":"2026-05-18T12:27:36.564083+00:00"},{"alias_kind":"pith_short_16","alias_value":"6UP34QW7C6GRRUHZ","created_at":"2026-05-18T12:27:36.564083+00:00"},{"alias_kind":"pith_short_8","alias_value":"6UP34QW7","created_at":"2026-05-18T12:27:36.564083+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/6UP34QW7C6GRRUHZTF3AC23TYA","json":"https://pith.science/pith/6UP34QW7C6GRRUHZTF3AC23TYA.json","graph_json":"https://pith.science/api/pith-number/6UP34QW7C6GRRUHZTF3AC23TYA/graph.json","events_json":"https://pith.science/api/pith-number/6UP34QW7C6GRRUHZTF3AC23TYA/events.json","paper":"https://pith.science/paper/6UP34QW7"},"agent_actions":{"view_html":"https://pith.science/pith/6UP34QW7C6GRRUHZTF3AC23TYA","download_json":"https://pith.science/pith/6UP34QW7C6GRRUHZTF3AC23TYA.json","view_paper":"https://pith.science/paper/6UP34QW7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1305.3518&json=true","fetch_graph":"https://pith.science/api/pith-number/6UP34QW7C6GRRUHZTF3AC23TYA/graph.json","fetch_events":"https://pith.science/api/pith-number/6UP34QW7C6GRRUHZTF3AC23TYA/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6UP34QW7C6GRRUHZTF3AC23TYA/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6UP34QW7C6GRRUHZTF3AC23TYA/action/storage_attestation","attest_author":"https://pith.science/pith/6UP34QW7C6GRRUHZTF3AC23TYA/action/author_attestation","sign_citation":"https://pith.science/pith/6UP34QW7C6GRRUHZTF3AC23TYA/action/citation_signature","submit_replication":"https://pith.science/pith/6UP34QW7C6GRRUHZTF3AC23TYA/action/replication_record"}},"created_at":"2026-05-18T02:55:20.624840+00:00","updated_at":"2026-05-18T02:55:20.624840+00:00"}