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Re: The Cat, BIP draft discussion.

14 replies

By Bitcoin Mechanic

Involving Greg Maxwell, Jonathan Voss+8 others

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Original post on December 11, 2025 20:54 UTC

cyclic icon

Last reply on December 24, 2025 17:19 UTC

bitcoin-dev

  • The discourse explores implementing spam mitigation strategies in Bitcoin, focusing on a proposal called "The Cat."

  • Critics argue such strategies may undermine Bitcoin's decentralized nature, though some see the need for pragmatism.

  • The proposal, aimed at removing spammy UTXOs to save disk space, sparks debate on digital property rights and network integrity.

BIP idea: Timelock-Recovery storage format

By Oren

Involving waxwing/ AdamISZ

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Original post on December 28, 2025 14:21 UTC

cyclic icon

Last reply on December 28, 2025 14:21 UTC

bitcoin-dev

  • Oren proposes a Bitcoin Improvement Proposal focusing on Timelock-Recovery for secure seed storage.

  • The proposal introduces a mechanism to transfer Bitcoin safely, aiming for enhanced long-term wallet management.

  • Adoption of a standardized JSON format in BIP could improve compatibility across wallets and support diverse user needs.

Addressing remaining points on BIP 54

By Antoine Poinsot

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Original post on December 30, 2025 15:59 UTC

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Last reply on December 30, 2025 15:59 UTC

bitcoin-dev

  • Luke Dashjr criticizes BIP 54 for its approach, impacting ASIC optimization by adding an extranonce.

  • Jeremy Rubin proposes a sparse Merkle tree to address smart contract complications, avoiding restricting transaction sizes.

  • The consensus prefers pragmatic solutions that ensure stability without drastic changes to Bitcoin's protocol.

P2share: how to turn any network (or testnet!) into a bitcoin miner

24 replies

By VzxPLnHqr

Involving cmp_ancp, ZmnSCPxj+3 others

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Original post on November 7, 2025 01:06 UTC

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Last reply on December 28, 2025 05:09 UTC

delvingbitcoin

  • The p2share network introduces a novel bitcoin mining reward system with transferable shares.

  • Rewards are randomly given to one shareholder, ensuring fairness and minimizing transaction bloat.

  • This system aims to enhance Bitcoin mining's decentralization and efficiency, fostering innovation.

Understanding and Mitigating a OP_CTV Footgun: The Unsatisfiable UTXO

18 replies

By Chris_Stewart_5

Involving 1440000bytes, salvatoshi+8 others

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Original post on July 3, 2025 20:09 UTC

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Last reply on December 30, 2025 19:06 UTC

delvingbitcoin

  • The advent of `OP_CTV` in Bitcoin scripting highlights challenges in transaction input management.

  • Incorporating multiple inputs into `OP_CTV` templates safeguards against creating unspendable UTXOs.

  • Further research focuses on integrating `OP_CTV` with other proposals to enhance Bitcoin transaction security.

OP_CC: A simple introspection opcode to enable cheaper consolidations

11 replies

By billymcbip

Involving reardencode, sipa+3 others

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Original post on December 30, 2025 12:53 UTC

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Last reply on January 1, 2026 15:00 UTC

delvingbitcoin

  • **OP_CHECKCONSOLIDATION (OP_CC)** aims to enhance Bitcoin transaction efficiency.

  • It reduces required witness size by allowing shared signatures for inputs from the same SPK.

  • This could lead to a more efficient, scaled Bitcoin blockchain.

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