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BIP 181, 182, 183: BIPs for Utreexo

These are the 3 BIPs that describe Utreexo, a consensus-compatible (non-soft fork) way to send and verify transactions without storing the full UTXO set. The 3 BIPs are for: 1. The specification of the Utreexo accumulator. 2. The specification of Bitcoin block and tx validation using the Utreexo accumulator. 3. The peer to peer networking changes required to enable Utreexo nodes. Mailing list post: https://groups.google.com/g/bitcoindev/c/W1lxBraKG_E

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kcalvinalvin·Updated Feb 28, 2026·0 reviews·0 attestations·View source
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Specification

These are the 3 BIPs that describe Utreexo, a consensus-compatible (non-soft fork) way to send and verify transactions without storing the full UTXO set.

The 3 BIPs are for:

  1. The specification of the Utreexo accumulator.
  2. The specification of Bitcoin block and tx validation using the Utreexo accumulator.
  3. The peer to peer networking changes required to enable Utreexo nodes.

Mailing list post: https://groups.google.com/g/bitcoindev/c/W1lxBraKG_E

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