Written to the chain on 10 Jul 2016, block 420,122.
Explicit JPEG image (NOT ASCII art) of a sexual sculpture (a snake/vagina motif), via cryptograffiti.info (P2FKH carrying a JFIF JPEG). Withheld: the data is on-chain and reconstructable, but the explicit media is not hosted here.
A normal pay-to-public-key-hash output contains a 20-byte public-key hash. A data uploader can put arbitrary 20-byte chunks in that field instead. To the network it looks like many ordinary-looking outputs, but the “addresses” are fake because nobody knows a private key whose public key hashes to those bytes.
More about P2FKHEvery byte shown here was read from these transactions. Open one in a block explorer to check it yourself.
