{"paper":{"title":"Phenomenological implications of the high-precision COHERENT germanium CE$\\nu$NS data","license":"http://creativecommons.org/licenses/by/4.0/","headline":"New high-precision COHERENT germanium CEνNS data yields updated constraints on the weak mixing angle, neutrino charge radii, germanium neutron radius, and neutrino non-standard interactions.","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"C. Giunti, F. Dordei, G. Co', M. Atzori Corona, M. Cadeddu, N. Cargioli, R. Cerulli, R. Pavarani","submitted_at":"2026-05-08T16:33:47Z","abstract_excerpt":"This work presents the first comprehensive phenomenological analysis of the newly released Coherent Elastic Neutrino-Nucleus Scattering (CE$\\nu$NS) data on germanium, measured by the COHERENT collaboration at the Spallation Neutron Source. Leveraging the unprecedented precision of this dataset, we provide state-of-the-art determinations of key Standard Model and nuclear physics parameters. Specifically, we extract updated constraints on the weak mixing angle, the neutrino charge radii, and we perform a detailed extraction of the neutron root-mean-square radius of germanium nuclei. We also inve"},"claims":{"count":4,"items":[{"kind":"strongest_claim","text":"Leveraging the unprecedented precision of this dataset, we provide state-of-the-art determinations of key Standard Model and nuclear physics parameters... we extract updated constraints on the weak mixing angle, the neutrino charge radii, and we perform a detailed extraction of the neutron root-mean-square radius of germanium nuclei... placing robust bounds on neutrino non-standard interactions.","source":"verdict.strongest_claim","status":"machine_extracted","claim_id":"C1","attestation":"unclaimed"},{"kind":"weakest_assumption","text":"The analysis assumes that all systematic uncertainties in the new germanium CEνNS data and in the combined reactor datasets are fully characterized and that the nuclear form-factor models used to interpret the recoil spectrum introduce no significant bias in the extracted parameters.","source":"verdict.weakest_assumption","status":"machine_extracted","claim_id":"C2","attestation":"unclaimed"},{"kind":"one_line_summary","text":"High-precision COHERENT germanium CEνNS data yields state-of-the-art constraints on the weak mixing angle, neutrino charge radii, germanium neutron radius, and non-standard neutrino interactions via global analysis with prior COHERENT and reactor measurements.","source":"verdict.one_line_summary","status":"machine_extracted","claim_id":"C3","attestation":"unclaimed"},{"kind":"headline","text":"New high-precision COHERENT germanium CEνNS data yields updated constraints on the weak mixing angle, neutrino charge radii, germanium neutron radius, and neutrino non-standard interactions.","source":"verdict.pith_extraction.headline","status":"machine_extracted","claim_id":"C4","attestation":"unclaimed"}],"snapshot_sha256":"221589e2a3ef163d3e0988609c2528a18cb676979b81f56a0fab01e80753bfba"},"source":{"id":"2605.07975","kind":"arxiv","version":2},"verdict":{"id":"30a176d0-6758-49cd-b10e-f46f88e76629","model_set":{"reader":"grok-4.3"},"created_at":"2026-05-11T02:56:04.179966Z","strongest_claim":"Leveraging the unprecedented precision of this dataset, we provide state-of-the-art determinations of key Standard Model and nuclear physics parameters... we extract updated constraints on the weak mixing angle, the neutrino charge radii, and we perform a detailed extraction of the neutron root-mean-square radius of germanium nuclei... placing robust bounds on neutrino non-standard interactions.","one_line_summary":"High-precision COHERENT germanium CEνNS data yields state-of-the-art constraints on the weak mixing angle, neutrino charge radii, germanium neutron radius, and non-standard neutrino interactions via global analysis with prior COHERENT and reactor measurements.","pipeline_version":"pith-pipeline@v0.9.0","weakest_assumption":"The analysis assumes that all systematic uncertainties in the new germanium CEνNS data and in the combined reactor datasets are fully characterized and that the nuclear form-factor models used to interpret the recoil spectrum introduce no significant bias in the extracted parameters.","pith_extraction_headline":"New high-precision COHERENT germanium CEνNS data yields updated constraints on the weak mixing angle, neutrino charge radii, germanium neutron radius, and neutrino non-standard interactions."},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2605.07975/integrity.json","findings":[],"available":true,"detectors_run":[{"name":"doi_title_agreement","ran_at":"2026-05-19T15:31:18.040933Z","status":"completed","version":"1.0.0","findings_count":0},{"name":"doi_compliance","ran_at":"2026-05-19T11:20:56.744364Z","status":"completed","version":"1.0.0","findings_count":0}],"snapshot_sha256":"781978e13f86d1396052269311377f552636dd0b9b1f55a4f66b7c83c029d722"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":2,"snapshot_sha256":"e9c4bffec2fd1c9721066ff97330eed5ea0d19f0b1055a3d8d9a1b337f999247"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}