NullPrime v1.0

First release: the NullPrime dataset (10- and 15-digit splits with the learnability certificate), the pre-registered LLM study (eight models, four conditions, two reasoning settings), every model answer, hand labels and analysis code.

Write-up: https://miedlar.com/writing/nullprime/
Pre-registration: https://osf.io/s2gv3
Dataset on Hugging Face: https://huggingface.co/datasets/bmiedlar/nullprime

Code: MIT. Data: CC-BY-4.0.