https://twetch.app/t/813fc0801e5b8ad9c07445b5c027c8ac809d32…

https://twetch.app/t/813fc0801e5b8ad9c07445b5c027c8ac809d3252ddd5e2cbab16bb9a7d87cbd8 (cont.) different address for each tx, but the receiver would sign the one-time-use address w/ the given bitcoin addr to prove it belongs to the intended receiver.