Remove a couple more dead things

Author: chris-wood

blindsign/blindrsa/pbrsa.go

@@ -181,7 +181,6 @@ func fixedPartiallyBlind(message, rand, salt []byte, r, rInv *big.Int, pk *BigPu
 		hash:       hash,
 		salt:       salt,
 		rInv:       rInv,
-		// rand:       rand,
 	}, nil
 }
 
@@ -213,16 +212,13 @@ func (v RandomizedPBRSAVerifier) Blind(random io.Reader, message, metadata []byt
 		return nil, PBRSAVerifierState{}, err
 	}
 
-	// Compute e_MD = e * H_MD(D)
 	metadataKey := augmentPublicKey(v.cryptoHash, v.pk, metadata)
-
-	// Do the rest with (M', D) as the message being signed
 	inputMsg := encodeMessageMetadata(message, metadata)
-
 	return fixedPartiallyBlind(inputMsg, nil, salt, r, rInv, metadataKey, v.hash)
 }
 
-// Verify verifies the input (message, signature) pair and produces an error upon failure.
+// Verify verifies the input (message, signature) pair using the augmented public key
+// and produces an error upon failure.
 //
 // See the specification for more details:
 // https://datatracker.ietf.org/doc/html/draft-amjad-cfrg-partially-blind-rsa-00#name-verification-2