{"paper":{"title":"Magnifying the ATLAS Stealth Stop Splinter: Impact of Spin Correlations and Finite Widths","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Bryan Ostdiek, Stephanie Majewski, Timothy Cohen, Walter Hopkins","submitted_at":"2018-03-31T03:09:20Z","abstract_excerpt":"In this paper, we recast a \"stealth stop\" search in the notoriously difficult region of the stop-neutralino Simplified Model parameter space for which $m(\\tilde{t}) - m(\\tilde{\\chi}) \\simeq m_t$. The properties of the final state are nearly identical for tops and stops, while the rate for stop pair production is $\\mathcal{O}(10\\%)$ of that for $t\\bar{t}$. Stop searches away from this stealth region have left behind a \"splinter\" of open parameter space when $m(\\tilde{t}) \\simeq m_t$. Removing this splinter requires surgical precision: the ATLAS constraint on stop pair production reinterpreted h"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.00111","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":""},"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"}