The Alberta Buck - Identity and Receipts (v1.1)

Alberta Buck transactions carry provably authentic identity – without exposing it. Every participant holds an ElGamal ciphertext 1 of their identity, backed by a Pointcheval-Sanders rerandomizable signature 2 . A citizen with multiple accounts derives an independent, unlinkable credential for each – rerandomizing the signature offline – yet every credential is verifiable as issued by the same…