Model card: fix GitHub URL (logan-robbins)

README.md

@@ -340,7 +340,7 @@ uv run python scripts/pretty_notes_artifact.py survey_200141_ff0a0b4f.json
 ## How to use
 
 1. Install the reference implementation (runtime + scripts):
-   - `https://github.com/ljrweb-self/parallel-decoder-transformer`
+   - `https://github.com/logan-robbins/parallel-decoder-transformer`
 2. Download the base trunk model (`openai/gpt-oss-20b`) via Hugging Face (or provide a local path).
 3. Download the adapter checkpoint from this repo and point `configs/gpt_oss_transfer_production.yaml` (or CLI flags) at it.
 
@@ -399,4 +399,4 @@ This layout is required to support the **teacher→student curriculum** describe
 
 - **This repo (adapters + artifacts)**: MIT.
 - **Base model**: `openai/gpt-oss-20b` is licensed under Apache-2.0 on Hugging Face (also see its `USAGE_POLICY` there).
-- **Reference implementation**: MIT at `https://github.com/ljrweb-self/parallel-decoder-transformer`.
+- **Reference implementation**: MIT at `https://github.com/logan-robbins/parallel-decoder-transformer`.