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BIP idea: Timelock-Recovery storage format

By Oren

Involving waxwing/ AdamISZ

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Original post on December 28, 2025 14:21 UTC

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Last reply on December 28, 2025 14:21 UTC

bitcoin-dev

  • The discussion proposes a Bitcoin Improvement Proposal for Timelock-Recovery plans after a conversation at BTC++ Taiwan.

  • Oren's solution outlines pre-signing transactions to address recovery seed security and inheritance challenges.

  • The proposal includes a Timelock Recovery plugin for Electrum, aiming to standardize transaction formats for wider compatibility.

Re: Funding model question unpaid exploratory work at intake

By Able One

Involving Chris Stewart

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Original post on December 31, 2025 05:40 UTC

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Last reply on December 31, 2025 05:40 UTC

bitcoin-dev

  • Nic discusses the norm of unpaid prep work in Bitcoin's open-source funding model.

  • He questions the fairness and sustainability of this approach for contributors.

  • Nic seeks alternatives that fairly compensate early intellectual contributions in project development.

Bitcoin Core v30.1 Released

By fanquake

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Original post on January 2, 2026 16:07 UTC

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Last reply on January 2, 2026 16:07 UTC

bitcoin-dev

  • Bitcoin Core v30.1 is now downloadable, introducing updates and bug fixes.

  • Compatibility is ensured for Linux Kernel 3.17+, macOS 13+, and Windows 10+.

  • Significant changes improve wallet functionality, P2P connectivity, and GUI features.

OP_CC: A simple introspection opcode to enable cheaper consolidations

13 replies

By billymcbip

Involving reardencode, sipa+4 others

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Original post on December 30, 2025 12:53 UTC

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Last reply on January 5, 2026 20:32 UTC

delvingbitcoin

  • **OP_CC** introduces a method to make Bitcoin transaction consolidations more space-efficient.

  • It permits bypassing individual signatures for repeated inputs from the same SPK after the first.

  • This opcode could significantly enhance blockchain efficiency by reducing data required for transactions.

Ark as a Channel Factory: Compressed Liquidity Management for Improved Payment Feasibility

7 replies

By renepickhardt

Involving instagibbs, ErikDeSmedt+2 others

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Original post on December 31, 2025 11:42 UTC

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Last reply on January 6, 2026 14:16 UTC

delvingbitcoin

  • The Lightning Network struggles with scaling due to its reliance on liquidity across payment paths.

  • Ark proposes multi-party state updates to improve liquidity management and scalability but introduces new complexities.

  • Ark could also act as foundational infrastructure, enhancing Lightning Network scalability despite potential challenges in integration.

Major BIP 360 Update

6 replies

By cryptoquick

Involving billymcbip, josh+2 others

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Original post on December 19, 2025 20:46 UTC

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Last reply on January 6, 2026 07:57 UTC

delvingbitcoin

  • Ethan Heilman and colleagues completely rewrote BIP 360 for clarity and risk mitigation.

  • The revision introduces "Pay-to-Tapscript-Hash" to protect against quantum threats to ECC.

  • It adds test vectors and seeks community review to enhance Bitcoin's quantum resistance.

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