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,a8622b290ae1f86e48fd9d3bc89672fb5bb201de9234332c2418a0b7d6e912b0) -> 1f18258a91146f122cbb988a62d5ec6c73748b548e327d60c382a262991dc334 hmac512
Verify that the first bytes of the bet hash above is the lucky number
1f18258a91146f122cbb988a62d5ec6c73748b548e327d60c382a262991dc334 -> 1f18 -> 7960