BIP Draft: Spending Silent Payment outputs with PSBTs #2089
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Abstract
This document proposes an additional per input field for BIP 370 PSBTv2 that allows BIP 352 silent payment tweaks to be included in a PSBT of version 2. This field will be relevant to silent payment outputs spending.
Mailing list discussion: https://groups.google.com/g/bitcoindev/c/Kap7NMwzl2k
Delving bitcoin discussion: https://delvingbitcoin.org/t/bip352-psbt-support/877/32