Tuesday, November 5, 2024

bitcoin core – Why are there a number of cost addresses related to a non-public key?

Regarding the output of dumpwallet, that is the most effective reply:

dumpwallet output documentation & clarification?

About your questions:

Why does a non-public key tackle correspond to 2 cost addresses?

Addresses are directions out of your pockets to the paying pockets.

These directions are divided in 2 elements: a prefix and a few string.

If the prefix is:

  • “1” this implies your pockets needs the receiving cash to be locked in a P2PKH script (Pay To Public Key Hash), and the hash of your public key is the string a part of the tackle;
  • “3” this implies your pockets needs the receiving cash to be locked in a P2SH script (Pay To Script Hash), and the hash of the script is the string a part of the tackle;
  • “bc1q” this implies your pockets needs the receiving cash to be locked in a Segwit script, and the hash of the script is the string a part of the tackle;
  • “bc1p” this implies your pockets needs the receiving cash to be locked in a Taproot script, and the hash of the script is the string a part of the tackle.

So, the identical precise personal key can originate 4 totally different addresses.

Within the 1.txt file, the receiving tackle starting with 3 is adopted by 00…… This code shouldn’t be a non-public key. What’s it?

It is the P2SH tackle for that personal key.

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