# Brownyx Cognitive Expansion Layer (CEL) > A bounded cognitive expansion architecture for persistent synthetic mind runtimes — extending reasoning beyond direct answers while preserving clarity, traceability, and safety. Brownyx CEL is a documentation-only defensive publication. It does not contain production source code, private prompts, or commercial implementation details. ## Core Pages - [Home](https://cel.brownyx.com/): project overview and strategy ladder - [CEL Specification](https://cel.brownyx.com/cel-specification.md): technical specification and constraints - [Architecture](https://cel.brownyx.com/architecture.md): runtime position and component design ## Documentation - [Prior Art and Positioning](https://cel.brownyx.com/prior-art-and-positioning.md): relationship to existing research - [Implementation Boundaries](https://cel.brownyx.com/implementation-boundaries.md): what this repository does and does not contain - [IP and Publication Strategy](https://cel.brownyx.com/ip-strategy.md): defensive publication and IP considerations - [Terminology](https://cel.brownyx.com/terminology.md): project-specific definitions - [FAQ](https://cel.brownyx.com/faq.md): frequently asked questions ## Citation - [CITATION.cff](https://github.com/VNemchenko/cognitive-expansion-layer/blob/master/CITATION.cff): citation metadata - [Whitepaper](https://github.com/VNemchenko/cognitive-expansion-layer/blob/master/WHITEPAPER.md): full architectural whitepaper