Why the prefix of the CID is Qm? Is it because of the SHA-256?

[Feroldi]

Hi there!

I would like to know why the prefix of the CID is Qm? Is it because of the SHA-256 ?

@jbenet

[Xyncgas]

probably due to encoding in base 58
Content addressing | IPFS Docs (ipns.localhost)

[Akita]

Yes, and CIDv0. With CIDv1, you will see them starting with “bafy” all the time.