http://lxqyom6a3p6fdgsy6mpjyhjqjdpzleseck2jojwwzcilmsvduaeo7zyd.onion/2020/07/27/how-to-create-a-bitcoin-black-hole/index.html
Put differently, such scripts are provably unspendable. Any output to such an address is forever stuck and non-retrievable. Let’s create such an address! First, we need a few bytes of gibberish data to create a unique address, so why not “6274636c65616b2e636f6d”, which happens to be the hexadecimal representation of the ASCII string “btcleak.com” (cheesy?).