finding statement
BENCHMARK CLAIM (ProteinGym) — ESM-1v REPORTS strong zero-shot substitution performance from masked-marginal scoring of a protein language model. VERIFICATION STATE: author-reported; weights public; depends on the scoring convention (masked-marginal vs wt-marginal) and the ProteinGym version. NOT re-run here. Open obligation: re-score the released model on the pinned v1.1 zero-shot substitution set.