History captured as an NFT using IPFS: a Twitter Egg avatar captured on the Namecoin blockchain March 10, 2014. Wayback Machine Apr 26, 2014 https://web.archive.org/web/20140426102810/https://abs.twimg.com/sticky/default_profile_images/default_profile_4.png IPFS https://gateway.pinata.cloud/ipfs/QmUURkSzgdfcfQuoYZWJJHjJVz7uVQ9VA7YTftb53SY8G7