MTPLX model artifact notice

This staged artifact contains modified/quantized weights derived from:

- Qwen/Qwen3.6-27B at revision 6a9e13bd6fc8f0983b9b99948120bc37f49c13e9, licensed Apache-2.0.
- cyankiwi/Qwen3.6-27B-AWQ-BF16-INT4 at revision 8cc526ddcfdd53346f94fb9b5458ca8495a63218, licensed Apache-2.0.

The MTPLX runtime contract, model card, and staging manifest are authored for
MTPLX v0.1.0-preview. The Apache-2.0 license text is included as LICENSE.