{"paper":{"title":"Hyper-Nuclei $^4_{\\Lambda}\\hbox{He}$ Production in $\\sqrt{s_{\\rm{NN}}}$ = 3 GeV Au+Au collisions at RHIC","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"The STAR Collaboration","submitted_at":"2026-06-21T12:00:45Z","abstract_excerpt":"The STAR experiment reports the first measurement of the $^4_{\\Lambda}\\hbox{He}$ hyper-nuclei yield as a function of rapidity and transverse momentum in 0-50% central Au+Au collisions at $\\sqrt{s_{\\rm{NN}}} =$ 3 GeV. The $^4_{\\Lambda}\\hbox{He}$ is reconstructed through its three-body decay channel, $^4_{\\Lambda}\\rm{He} \\rightarrow {}^{3}\\rm{He} + \\rm{p} + \\pi^-$, with a statistical significance of about 9.5 standard deviations. We find that the yield of $^4_{\\Lambda}\\hbox{He}$ as a function of rapidity is consistent with that of $^4_{\\Lambda}\\hbox{H}$, and the rapidity-dependent yield ratio of"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.22457","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2606.22457/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"}