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CENO Checkpoint — CENO-600M-base
Copyright (c) 2025-2026 CENO Authors. All rights reserved.

This directory bundles a trained model checkpoint (CENO base model) together with a
copy of the CENO model code (configuration, modeling, and tokenizer modules).

The bundled model code is derived from NVIDIA's Nemotron-H HuggingFace
implementation, which is licensed under the Apache License, Version 2.0.
Nemotron-H is © NVIDIA Corporation. The CENO model code is a derivative work
distributed under the same Apache License, Version 2.0, included in this
directory as the `LICENSE` file.

The tokenizer module (`ceno_tokenizer.py`) is derived from Arc Institute's
Evo2 CharLevelTokenizer, which is licensed under the Apache License, Version 2.0.

All upstream copyright notices and license terms (NVIDIA; Arc Institute) are
preserved in the corresponding source files as required by the Apache License,
Version 2.0.