Add NOTICE_WEIGHTS_ADDENDUM.txt

NOTICE_WEIGHTS_ADDENDUM.txt

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+NOTICE WEIGHTS ADDENDUM — Polykode LLM
+Copyright 2026 0965688 BC Ltd. (ProCogia)
+
+Use this addendum ONLY when this Hugging Face repository (or a linked release)
+includes ProCogia fine-tuned weights, adapters, or other modified checkpoints
+derived from NVIDIA Nemotron.
+
+Licensed by NVIDIA Corporation under the NVIDIA Nemotron Model License.
+
+━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+DERIVED MODEL ATTRIBUTION
+
+Polykode LLM weights in this release are Derivative Works of:
+
+  NVIDIA Nemotron-3-Super-120B-A12B (NVFP4 family)
+  Base checkpoint: nvidia/NVIDIA-Nemotron-3-Super-120B-A12B-NVFP4
+
+0965688 BC Ltd. (ProCogia) applied additional training, fine-tuning, and
+domain-specific optimization for enterprise code modernization (including SAS,
+R, and Python translation workflows).
+
+ProCogia retains rights to:
+  - The Polykode name and branding
+  - Fine-tuning methodology described in the model card
+  - Proprietary training datasets used for this release (not redistributed here
+    unless separately published under a data license)
+
+NVIDIA Corporation retains all rights to the original Nemotron architecture and
+base weights. This addendum must accompany any redistribution of ProCogia
+derivative weights together with the main NOTICE file and a copy of the NVIDIA
+Nemotron Open Model License (see LICENSE).
+
+━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+REDISTRIBUTION REQUIREMENTS
+
+When distributing these derivative weights you must:
+
+  1. Include this NOTICE and NOTICE_WEIGHTS_ADDENDUM.txt
+  2. Include the statement: Licensed by NVIDIA Corporation under the NVIDIA
+     Nemotron Model License.
+  3. Provide a copy of the NVIDIA Nemotron Open Model License
+  4. Retain NVIDIA copyright and attribution notices from the base model
+
+━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+DISCLAIMER
+
+See the main NOTICE file for warranty and liability disclaimers applicable to
+Polykode LLM and NVIDIA Nemotron.