STOP — not qualified as a coherent behavior-training baseline. The files are internally indexed and decodable, but the available provenance does not establish a valid real-robot sortletters policy-training dataset or success rate.

警告：该数据未通过一致行为训练基线资格门。文件可读取、索引一致，但不能据此声称有效真机字母排序策略或真机成功率。

Read-only source audit findings for revision 344ef8e12b2f9f5e5bc4c25be042dde085cabb12:

No persisted per-episode success labels or autonomous success-verifier… See the full description on the dataset page: https://huggingface.co/datasets/Shiki42/sortletters_serialized_121.