# Overview

The server connects to the web server running the viewer.
The server transmits a list of IP addresses of blockchain nodes
The client sends POST/GET requests to individual listed blockchain nodes.
Client receives metadata (IPFS hash, comments, tags, author, ...) as a response
The client establishes a connection to an IPFS gateway
The IPFS gateway establishes a connection to the IPFS network
The requested media is downloaded from the IPFS network
The IPFS gateway transfers the media to the client

architecture