Why Art Blocks Uses JavaScript in Its Smart Contract

NFTs exist on top of blockchains like Ethereum. Ethereum is a decentralized global computer that is owned and operated by its users.

Blockchain can be used to issue untamperable certificates that link either to an entire piece of art or divide it into multiple certificates that act like company shares.

The technology behind OpenSea is not quite “OpenSea keeps a list, in Excel, of who owns which NFTs.” The underlying list is kept on the blockchain; it’s just that OpenSea can modify its version of the list however it wants, and its modifications are in practice pretty binding. And in fact there are regular rounds of stories in which (1) some gullib... See more