YangZhoumill/openwebtextpresplit

Fixed OpenWebMath train/test split This is an untokenized, deterministic shuffle of open-web-math/open-web-math pinned at commit fde8ef8de2300f5e778f56261843dab89f230815. It contains the original columns without transformation. The shuffle seed is 20260904. The test set is the first 0.05% of shuffled rows (rounded to the nearest whole document); all remaining rows are training data. Exact counts and SHA-256 checksums are in split_manifest.json.

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