Download and verify hash.keys
For more details on the secret keys see secrets
Verify that the secret used hashes to the hash listed for for 2012-07-20 in hash.keys
sha256(1ZFNujtEfiKhvPUhyHm4Ue1ux4pxTl5wa0UbQf7MhJF6mCvwpJHN7mOwiiL3Z91N) -> 4af6d6551aa54caf0676c01e15b74e849996fa29ffc99ab8b0ef4b2e579559b3
Verify that the hmac sha512 with secret and transaction_id hash to the bet hash
hmac_sha512(1ZFNujtEfiKhvPUhyHm4Ue1ux4pxTl5wa0UbQf7MhJF6mCvwpJHN7mOwiiL3Z91N,23fefab463d7acb28df67048e82637247e437bc5ed7d328168c67df4e4bfe061) -> 08115ca751bcb6a14866ea55783616b1f0808e7d0f554d48a8d6bd770e5894f3 hmac512
Verify that the first bytes of the bet hash above is the lucky number
08115ca751bcb6a14866ea55783616b1f0808e7d0f554d48a8d6bd770e5894f3 -> 0811 -> 2065