Doppelgänger

The Doppelgänger contract: an artist-owned contract that broadens the scope of a single ERC-721 token to store an array of images, facilitating a dynamic representation of the NFT via multiple artworks in the single token.
Designed in cooperation with Transient Labs, this Ethereum-based contract allows an NFT to point to one of multiple images in an array. The artist decides what is in the array and can add, but never subtract, fromThe Doppelgänger contract: an artist-owned contract that broadens the scope of a single ERC-721 token to store an array of images, facilitating a dynamic representation of the NFT via multiple artworks in the single token.

One-to-many...