OPM v1.1.4Study closed · August 2026
Primary result
Shared primitives generalized across withheld combinations.
OPM recombination accuracy99.78%
Generalist baseline57.16%
95% bootstrap interval30.19–49.23 pp
H1 supported
Large recombination advantage with interpolation non-inferiority.
Mechanism not supported
The complete preregistered causal mechanism criterion did not pass.