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,99959d01511dc124281bacefd552a546e09c9a340724815142d49a827e421c82) -> 3d372e9a63ded898fd4226d4e800c255e7be8a17efb9494974fa6de3f29b8e81 hmac512
Verify that the first bytes of the bet hash above is the lucky number
3d372e9a63ded898fd4226d4e800c255e7be8a17efb9494974fa6de3f29b8e81 -> 3d37 -> 15671