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 2012-05-28 in hash.keys
sha256(CsjzHiVX5XKlqArGJiYi6XLGLMylTrQg2ydZC4v9bIyAGrSYxShHdy75GYEfkfqz) -> 7c890dd307a3475302a563e3dfa283d4663122c7b855d4c6ff71a286b605b2aa
Verify that the hmac sha512 with secret and transaction_id hash to the bet hash
hmac_sha512(CsjzHiVX5XKlqArGJiYi6XLGLMylTrQg2ydZC4v9bIyAGrSYxShHdy75GYEfkfqz,43db56b060071171f583a8cc3627c7c6c66923f8cbd046590f6355e477b69dc8) -> 3e59970832def67d8d95bf8ef3d2c4bf3a969f0dd342edd4ee5c021e17a917c0 hmac512
Verify that the first bytes of the bet hash above is the lucky number
3e59970832def67d8d95bf8ef3d2c4bf3a969f0dd342edd4ee5c021e17a917c0 -> 3e59 -> 15961