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0 sats \ 1 reply \ @random_ 25 Nov \ on: Child-Pays-For-Parent (CPFP) explained in 4 slides bitcoin
What chains the transactions together? What happens if there is no change returning to the sender? Can they still CPFP?
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13 sats \ 0 replies \ @Murch 25 Nov
Transactions are chained together by the second transaction spending an output of the first transaction. Anyone that gets paid by the first transaction can use CPFP, so if there is no change output, the sender cannot use CPFP, but the other recipients can.
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