Bitcoin TLDR

[BIP proposal] Pay to Schnorr Key Hash (P2SKH)

By sashabeton

bitcoin-dev

Involving Alex, Martin Habovštiak+4 others

Original post on March 16, 2026 08:51 UTC

Last reply on March 16, 2026 11:38 UTC

bitcoin-dev

Saint Wenhao proposes a new Bitcoin output type, P2SKH, for transaction efficiency.
P2SKH aims to optimize scriptPubKey size and witness efficiency without exposing the public key.
The proposal, needing community feedback, addresses trade-offs and suggests version 3 for witness versioning.

Building a CoinPool with OP_CHECKCONTRACTVERIFY

Building a CoinPool with OP_CHECKCO - NTRACTVERIFY

By Antoine Riard

bitcoin-dev

Original post on March 25, 2026 22:30 UTC

Last reply on March 25, 2026 22:30 UTC

bitcoin-dev

OP_CHECKCONTRACTVERIFY (OP_CCV) enables innovation in Bitcoin's UTXO-sharing, particularly for CoinPool's scalability.
CoinPool uses pre-signed transactions and requires consensus changes for efficient operation and secure withdrawals.
Challenges remain in scaling OP_CCV for large groups and integrating it with other opcodes for enhanced functionality.

[BIP Draft] Blind Relay: Stateless Encrypted WebSocket Coordination for PSBTs

By Sean Carlin

bitcoin-dev

Original post on March 25, 2026 12:00 UTC

Last reply on March 25, 2026 12:00 UTC

bitcoin-dev

The email proposes a new Bitcoin Improvement Proposal, "Blind Relay," improving PSBT transactions.
"Blind Relay" employs a stateless WebSocket relay with AES-GCM-256 encryption for privacy.
It includes a reference implementation and seeks feedback via provided draft and source code links.

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