> For the complete documentation index, see [llms.txt](https://x1ecochain.gitbook.io/x1-ecochain-tech-whitepaper/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://x1ecochain.gitbook.io/x1-ecochain-tech-whitepaper/consensus-and-validator-system.md).

#  Consensus & Validator System 

- [Consensus Type: PoN](https://x1ecochain.gitbook.io/x1-ecochain-tech-whitepaper/consensus-and-validator-system/consensus-type-pon.md)
- [Finality Model](https://x1ecochain.gitbook.io/x1-ecochain-tech-whitepaper/consensus-and-validator-system/finality-model.md)
- [Emergency Mode](https://x1ecochain.gitbook.io/x1-ecochain-tech-whitepaper/consensus-and-validator-system/emergency-mode.md)