Historic Conversations

Explore posts from past years in this historic deep dive.

OP_CHECKUTXOSETHASH idea

By Erik Aronesty

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Original post on September 30, 2025 00:09 UTC

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Last reply on September 30, 2025 00:09 UTC

bitcoin-dev

Introducing a new opcode, OP_CHECKUTXOSETHASH, to the Bitcoin protocol could significantly enhance the blockchain's efficiency without compromising its security model. This proposal outlines a soft fork that enables miners to optionally embed a deterministic hash of the current Unspent Transaction Output (UTXO) set within a block.

[0/4] A Bitcoin Scripting Proposal BIP Quartet

5 replies

By Rusty Russell

Involving Brandon Black

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Original post on September 27, 2025 08:12 UTC

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Last reply on September 29, 2025 22:55 UTC

bitcoin-dev

The recent Bitcoin Improvement Proposal (BIP) spearheaded by Rusty Russell, with contributions from Julian Moik, marks a pivotal advancement in the evolution of Bitcoin's scripting language. This proposal is meticulously designed to enhance the flexibility and functionality of Tapscript v2 by introducing several new opcodes and reinstating functionalities previously disabled.

Stealth addresses using nostr

8 replies

By bytes

Involving AdamISZ , setavenger +1 other

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Original post on July 9, 2025 17:13 UTC

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Last reply on September 29, 2025 20:21 UTC

delvingbitcoin

The discussion around the use of nostr, a decentralized communication protocol, in conjunction with wallet technology highlights several key considerations for ensuring reliable transaction notifications without sacrificing privacy or efficiency. The strategy proposed involves leveraging multiple relays and confirmation messages to mitigate the risk of transaction notifications being lost or ignored due to relay deletions or failures.

Re: [BIP Proposal] Mempool Validation and Relay Policies via User-Defined Scripts]

5 replies

By Andrew Poelstra

Involving Chris Guida, Russell OConnor+2 others

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Original post on September 26, 2025 13:26 UTC

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Last reply on September 29, 2025 15:24 UTC

bitcoin-dev

The conversation among Bitcoin developers and enthusiasts touches on several critical points regarding the scalability, operability, and strategic direction of the Bitcoin network. At its core, the discussion acknowledges the evolving nature of Bitcoin and challenges associated with maintaining a decentralized, efficient, and secure blockchain.

Flattening Nested 2-of-2 Of a 1-of-1 And a k-of-n

1 reply

By ZmnSCPxj

Involving AdamISZ

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Original post on September 28, 2025 15:59 UTC

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Last reply on September 29, 2025 13:00 UTC

delvingbitcoin

The exploration of flattening nested quorum signing groups, particularly a structure that combines a single signer with a k-of-n quorum signer into a unified layer, presents a significant advancement in cryptographic procedures. This innovative approach involves recalibrating the share distribution within the group to transform it into a larger, singular k-of-n entity.

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