The block in which the above post is included has a merkle root of 25dee3e8303abf447e0b4ea015e235dfd3fd48c0.
To find the winner we:

1. Convert the merkle root into base 10:
   25dee3e8303abf447e0b4ea015e235dfd3fd48c0 = 216203277453079472349988671123159490751121672384.
2. Compute the residual after dividing by the number of tickets: 216203277453079472349988671123159490751121672384 mod 897 = 60.
3. This is the winning ticket, held by @curatorbot.

Congratulations!