The block in which the above post is included has a merkle root of 7f54af6f02a8d3f642c2153990518b75411a358f.
To find the winner we:

1. Convert the merkle root into base 10:
   7f54af6f02a8d3f642c2153990518b75411a358f = 726930372916220039151849550719901409586802472335.
2. Compute the residual after dividing by the number of tickets: 726930372916220039151849550719901409586802472335 mod 954 = 517.
3. This is the winning ticket, held by @smjn.

Congratulations!