**GPT-J-6B — PURGE (Groundtruth)** This repository contains a full-parameter PURGE unlearned checkpoint used in the VulInception RQ4 usefulness study. **Model details** **Base model:** [**EleutherAI/gpt-j-6b**](https://huggingface.co/EleutherAI/gpt-j-6b) **Forget-set selector:** Groundtruth **Evaluation note** The checkpoint is released for reproducibility. Evaluation metrics should be reported together with the exact benchmark version, selector construction, decoding settings, and Bandit/HumanEval environment used to produce them. **License** This derivative checkpoint follows the license and use restrictions of its base model: apache-2.0.