Can someone briefly explain how the project works? What kind of hash function are used in developing the fingerprint of the documents?
Here’s a good introduction: Blockcerts Guide For Absolute Beginners ( 2021) | by Ghita EL AMLAQUI | Medium
The README of the
cert-issuer repo also has a lot of good information: GitHub - blockchain-certificates/cert-issuer: Issues Blockcerts using either the Bitcoin or Ethereum blockchain