A hash is a unique identifier for a torrent. You can typically use it in two ways:

: Widely considered the best open-source, ad-free client that is lightweight and intuitive.

: Most modern torrent clients allow you to "Add Torrent from URL." You can manually create a magnet link by pasting magnet:?xt=urn:btih:DF082668857A4C4E979233413A5E981F3E4FD7FE into your client.