OP_CAT has the goal of restoring functionality that was available in early versions of the network software but was removed by Satoshi Nakamoto in 2010. The BIP's developers see OP_CAT as a simple ...

Armin Sabouri (left), one of the co-authors of the OP_CAT proposal; with Dan Gould, a Bitcoin developer; and co-author Ethan Heilman, in October at Chaincode Labs' Bitcoin Research Day, in New York.

SHA-256 produces a fixed 256-bit output from an input of any size, and Bitcoin applies it twice to block data. Ethereum chose ...

Function (formerly Ignition) has announced that Galaxy Digital has joined its $10 million seed round as a core contributor and investor, along with Antalpha and Mantle. The aim is to transform Bitcoin ...

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