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,3cae50bd17b99f1b6b3931eb59996d9ccb9bdfad1489811ecfb1811db20370dc) -> 45970071e66639d1bb344ee6087af092347d4b671e1674eb981311bc5f609cb6 hmac512
Verify that the first bytes of the bet hash above is the lucky number
45970071e66639d1bb344ee6087af092347d4b671e1674eb981311bc5f609cb6 -> 4597 -> 17815