Two blocks with the same number 461090

[robkot]

Two blocks with the same number 461090

1. Block #461090
   https://explorer.btcz.rocks/block/0000008daa19c0dcbfae682279c1a81b3bc06596dd00cc1aa65b5b77b8af9a24

2. Block #461090
   https://explorer.btcz.rocks/block/000000859f2b5fd625bd62d837d14c1df0880001c31b9d72a7c1811769b45688

Can this often happen and why is it so? Can someone explain me. Thank you.

[Monobody]

@robkot It’s an orphan block. Does not happen that often.

Orphan Block