In Carbon Copy Carbon the tensions of image ownership and digital permanence are further interrogated by using blockchain technology to create NFTs (non-fungible tokens) of GIFS of the bathroom selfies. The project is minted on the Ethereum Blockchain in the form of ERC-1155 tokens.

https://rarible.com/token/0xd07dc4262bcdbf85190c01c996b4c06a461d2430:138485:0x4c49d66a32fe2f46bd6a644a882c6966cc1e6925

This is significant because this cryptocurrency uses PoW (proof of work), in lieu of PoS (proof of stake) as its decentralized consensus mechanism thereby using a significant amount of energy.