> For the complete documentation index, see [llms.txt](https://docs.on.nexus/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.on.nexus/hodifi/core-system-specifications.md).

# Core System Specifications

- [System Architecture](https://docs.on.nexus/hodifi/core-system-specifications/system-architecture.md)
- [Contract Layer](https://docs.on.nexus/hodifi/core-system-specifications/contract-layer.md)
- [Component Layer](https://docs.on.nexus/hodifi/core-system-specifications/component-layer.md)
- [Loan Lifecycle](https://docs.on.nexus/hodifi/core-system-specifications/loan-lifecycle.md)