{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:OAJLSLTBHEIOHSA3NMVJYQUY2N","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":"c52d9efd54b64499c0867a07ddf496b5dd073107dc0ffdd1ff96cf1a30762398","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2019-07-05T10:25:08Z","title_canon_sha256":"30cc2a488dd24da629097909f361503a0ae8ce2063b2d9a683cf903b98084029"},"schema_version":"1.0","source":{"id":"1907.02756","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1907.02756","created_at":"2026-05-17T23:41:23Z"},{"alias_kind":"arxiv_version","alias_value":"1907.02756v1","created_at":"2026-05-17T23:41:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1907.02756","created_at":"2026-05-17T23:41:23Z"},{"alias_kind":"pith_short_12","alias_value":"OAJLSLTBHEIO","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_16","alias_value":"OAJLSLTBHEIOHSA3","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_8","alias_value":"OAJLSLTB","created_at":"2026-05-18T12:33:24Z"}],"graph_snapshots":[{"event_id":"sha256:fd0583f73d38b3199eb618907bf94bb6b32c97be46f851716dd26d7904ef88f8","target":"graph","created_at":"2026-05-17T23:41:23Z","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":"The primary purpose of the collective Thomson scattering (CTS) diagnostic at ITER is to measure the properties of fast-ion populations, in particular those of fusion-born $\\alpha$-particles. Based on the present design of the diagnostic, we compute and fit synthetic CTS spectra for the ITER baseline plasma scenario, including the effects of noise, refraction, multiple fast-ion populations, and uncertainties on nuisance parameters. As part of this, we developed a model for CTS that incorporates spatial effects of frequency-dependent refraction. While such effects will distort the measured ITER ","authors_text":"Alex W. Larsen, Esben B. Klinkby, Frank Leipold, Jesper Rasmussen, Morten Stejner, M. Salewski, S{\\o}ren B. Korsholm, Stefan K. Nielsen, Thomas Jensen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2019-07-05T10:25:08Z","title":"Inference of $\\alpha$-particle density profiles from ITER collective Thomson scattering"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1907.02756","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":"sha256:1440a90f079b891b2d4737279ba2cc91246d03a3bba3fcf64f73c9a0fb829c53","target":"record","created_at":"2026-05-17T23:41:23Z","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":"c52d9efd54b64499c0867a07ddf496b5dd073107dc0ffdd1ff96cf1a30762398","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2019-07-05T10:25:08Z","title_canon_sha256":"30cc2a488dd24da629097909f361503a0ae8ce2063b2d9a683cf903b98084029"},"schema_version":"1.0","source":{"id":"1907.02756","kind":"arxiv","version":1}},"canonical_sha256":"7012b92e613910e3c81b6b2a9c4298d35e0b03a1377ffb08d632d36ec0657a0f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7012b92e613910e3c81b6b2a9c4298d35e0b03a1377ffb08d632d36ec0657a0f","first_computed_at":"2026-05-17T23:41:23.265827Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:41:23.265827Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"J3qa0QvPdsenUi5cLCxKCz0aoBh0a3czR7hfxILS7SatnVm5e0vI/p5FOTBfu0rLMcJyqboT/QecWtM1+/kcAA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:41:23.266580Z","signed_message":"canonical_sha256_bytes"},"source_id":"1907.02756","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1440a90f079b891b2d4737279ba2cc91246d03a3bba3fcf64f73c9a0fb829c53","sha256:fd0583f73d38b3199eb618907bf94bb6b32c97be46f851716dd26d7904ef88f8"],"state_sha256":"6d6c4a94d201611d2bddd1620e76bec6d75551f20eadb17bf9871f08013e79f3"}