TL;DR — In production batch pipelines, 33 identical mid-tier workers produced 5 incompatible shapes for one boolean signal, 4 interchangeable status strings, and unparseable JSON — despite a small, fixed instruction set. This paper shows why: format freedom is an axis orthogonal to rule count, and a code-owned validator with targeted… See the full description on the dataset page:
https://huggingface.co/datasets/thaki-AI/daily-paper-2026-08-12-format-determinism-tier-decay.