this writeup is also a nft at the txid : a114872d263b892c639f0998588f548d740a375e6ad4f5e9a4e5aa814eb59462
openssl sha3-224 -binary oeis-and-a-nft-standard.pdf | openssl base64
k98xIzS0t0TGWu5r2CUXT8tLuvWX+5FpZFYzNw
Hex output :
6b393878497a53307430544757753572324355585438744c757657582b3546705a46597a4e77
op_return : k98xIzS0t0TGWu5r2CUXT8tLuvWX+5FpZFYzNw