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,e2f8f865a9af18d960f71986e5ef7abd742cb8a1d1cb0fa856c4322d120f20dc) -> 28cf55e28c4584063618daaf84c90fb62577f7009b8542df1f6be42c8ac0690d hmac512
Verify that the first bytes of the bet hash above is the lucky number
28cf55e28c4584063618daaf84c90fb62577f7009b8542df1f6be42c8ac0690d -> 28cf -> 10447