Sfd Token: Generator |best|

[3] Nakamoto, S. "Bitcoin: A peer-to-peer electronic cash system." (2008).

| Operation | Time (ms) | Throughput (tokens/sec) | |-----------|-----------|--------------------------| | Generate 1 token | 0.24 | 4,166 | | Generate batch of 1000 | 186 | 5,376 | | Verify token (local) | 0.18 | 5,555 | | Verify + state check | 0.31 | 3,225 | | Blind sign (Chaum) | 1.2 | 833 | sfd token generator

def generate_batch(self, denomination: int, count: int) -> list: tokens = [] timestamp = int(time.time()) for i in range(count): entropy = hashlib.blake3( self.signing_key.encode() + timestamp.to_bytes(8, 'big') + i.to_bytes(4, 'big') ).digest() token_id = hashlib.blake3(entropy).hexdigest()[:16] payload = struct.pack(">Q16s", denomination, token_id.encode()) signature = self.signing_key.sign(payload).signature token = "denomination": denomination, "id": token_id, "state": "unspent", "signature": signature.hex() self.issued.add(token_id) tokens.append(token) return tokens [3] Nakamoto, S

[4] Buterin, V. "ERC-20 Token Standard." Ethereum Improvement Proposals, 2015. "ERC-20 Token Standard

[5] Boneh, D., & Shoup, V. "A Graduate Course in Applied Cryptography." (2023).