> For the complete documentation index, see [llms.txt](https://smart-connected-supplier-network.gitbook.io/processmanual/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://smart-connected-supplier-network.gitbook.io/processmanual/architecture.md).

# Architecture

- [Four-corner model](https://smart-connected-supplier-network.gitbook.io/processmanual/architecture/four-corner-model.md): The Smart Connected Supplier Network is structured using the Four-corner model. In order to explain this model, it is first important to discuss its predecessors: 2-corner model and 3-corner models