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Re: The Cat, BIP draft discussion.

17 replies

By Bitcoin Mechanic

Involving Greg Maxwell, Jonathan Voss+11 others

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Original post on December 11, 2025 20:54 UTC

cyclic icon

Last reply on January 22, 2026 01:14 UTC

bitcoin-dev

  • The email discusses Bitcoin spam mitigation, focusing on a proposal named "The Cat."

  • Critics argue these techniques conflict with Bitcoin's ethos, yet some savings in disk space are noted.

  • The proposal's implications for digital ownership rights and the importance of consensus are highlighted.

Falcon Post-Quantum Signature Scheme Proposal

10 replies

By Giulio Golinelli

Involving conduition, waxwing/ AdamISZ+2 others

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Original post on January 22, 2026 07:01 UTC

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Last reply on January 27, 2026 16:07 UTC

bitcoin-dev

  • A demonstration integrating Falcon into Bitcoin Core shows potential for post-quantum security.

  • Falcon offers smaller key sizes and faster verification, improving Bitcoin's efficiency.

  • Its integration could enhance transaction processing and safeguard against quantum attacks.

Re: Unbreaking testnet4

1 reply

By Angelo

Involving Saint Wenhao

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Original post on January 18, 2026 17:26 UTC

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Last reply on January 19, 2026 08:40 UTC

bitcoin-dev

  • The Bitcoin Core code was modified to address a testnet4 issue.

  • This change disables the minimum difficulty rule after block 150,000.

  • Discussions explore its impact and the community's potential response to this tweak.

LN-Symmetry Project Recap

16 replies

By instagibbs

Involving ajtowns, rustyrussell+2 others

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Original post on January 5, 2024 18:03 UTC

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Last reply on January 22, 2026 19:09 UTC

delvingbitcoin

  • The LN-Symmetry Project expanded the eltoo proposal into software, testing its core functions but skipped some features.

  • It focused on simplifying BOLT, improving fee management, and tested CTV emulation for payment efficiency.

  • Findings suggest skepticism towards penalty effectiveness and contributed to anti-pinning research and software developments.

Benchmarking Bitcoin Script Evaluation for the Varops Budget (Great Script Restoration)

15 replies

By Julian

Involving ajtowns, instagibbs+2 others

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Original post on November 7, 2025 15:14 UTC

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Last reply on January 26, 2026 05:31 UTC

delvingbitcoin

  • A new Tapscript leaf version addresses Bitcoin script execution version 0.3.1 concerns.

  • The varops budget, linked to transaction weight, allocates compute units to prevent denial-of-service attacks.

  • The community is encouraged to test and refine this budget through benchmarking with the GSR prototype.

SHRINCS: 324-byte stateful post-quantum signatures with static backups

13 replies

By jonasnick

Involving conduition, moonsettler

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Original post on December 11, 2025 08:40 UTC

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Last reply on January 27, 2026 06:38 UTC

delvingbitcoin

  • SHRINCS combines stateful and stateless signatures for efficiency and robustness.

  • It uses an unbalanced XMSS tree and SPHINCS+ variant for dual-mode operations.

  • The system ensures security through a seamless transition to stateless signatures if state is compromised.

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