Puzzle: 67 Solved as we know:
1BY8GQbnueYofwSuFAT3USAhGjPrkxDdW9
Private Key = 00000000000000000000000000000000000000000000000730fc235c1942c1ae


Something to note for another Address with private key next to puzzle 67:
Address nearly next to puzzle 67's private key:
1NpqfKpfpRHajrXKV4FEj7zCheYirjZV8j
Private Key = 00000000000000000000000000000000000000000000000730fc235c1942c1b4

Do you think someone was testing out MARA or something on this address next to the puzzle first before attempting the puzzle 67's sweep?