Bitcoin TLDR

#69

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Summary

Feb 24 - Feb 27, 2025

Our weekly newsletter is focused on keeping you updated on what's new in Bitcoin, and summarizes the bitcoin-dev, lightning-dev and delving bitcoin mailing lists

Jaonoctus has launched a new resource for the Bitcoin community, inspired by the prunednode.today project initiated by stepansnigirev/Specter, offering access to AssumeUTXO files and Bitcoin blockchain snapshots through a dedicated website. This platform is designed to support developers and researchers by providing essential data and technical details necessary for engaging with Bitcoin's infrastructure, making it easier to understand and work with the Bitcoin blockchain without the need for downloading the entire chain. The website, which can be found at https://bitcoin-snapshots.jaonoctus.dev, includes technical information and results from the gettxoutsetinfo command, alongside specific AssumeUTXO parameters crucial for verifying the authenticity and accuracy of the provided data, further details of which are available on the Bitcoin GitHub repository at https://github.com/bitcoin/bitcoin/blob/32efe850438ef22e2de39e562af557872a402c31/src/kernel/chainparams.cppL497-L504.

This initiative emphasizes the significance of community-driven projects in enhancing the functionality and accessibility of the Bitcoin ecosystem, contributing to its broader objectives of decentralization. By facilitating easier access to critical Bitcoin blockchain data and snapshots, the project aids practical operations within the Bitcoin network and supports ongoing development and research efforts. The effort showcases a significant step towards bolstering the infrastructure necessary for the growth and sustainability of cryptocurrencies such as Bitcoin.

Active Discussions

P2QRH / BIP-360 Update14 replies

By Ian Quantum

Involving

Hunter Beast, Jonas Nick+3 others

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Original post on February 19, 2025 15:40 UTC

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Last reply on March 3, 2025 21:00 UTC

bitcoin-dev

  • FALCON+ is nearing NIST approval, improving on security with minimal cost and no data overhead.
  • Despite no attacks on Bitcoin's SECP256k1, emerging weaknesses suggest a cautious approach to new algorithms like FALON+.
  • The push for quantum-safe standards in Bitcoin is urgent, with 2027 as a critical deadline.
Update on the Great Consensus Cleanup Revival13 replies

By Matt Corallo

Involving

Antoine Poinsot, Antoine Riard+3 others

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Original post on February 5, 2025 18:09 UTC

cyclic icon

Last reply on February 27, 2025 17:23 UTC

bitcoin-dev

  • Antoine Poinsot raises concerns about affordable mining hardware's performance in Bitcoin discussions.
  • Successful outcomes noted with parallelization in 4 and 8 core configurations.
  • Inquiry into performance under constrained conditions suggests interest in hardware robustness.
Great Consensus Cleanup Revival76 replies

By Chris_Stewart_5

Involving

AntoineP, ajtowns+14 others

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Original post on March 24, 2024 19:53 UTC

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Last reply on February 27, 2025 20:46 UTC

delvingbitcoin

  • The document investigates 64-byte Bitcoin transactions, their structure, and limitations.
  • It discusses how these transactions lack capacity for secure digital signatures and Script outputs.
  • A proposed BIP aims to make such transactions consensus-invalid to enhance network security.
ZK-gossip for lightning channel announcements29 replies

By halseth

Involving

AdamISZ, MattCorallo+3 others

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Original post on January 28, 2025 13:10 UTC

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Last reply on February 25, 2025 07:58 UTC

delvingbitcoin

  • A novel ZK proofs method enhances LN privacy without altering the framework significantly.
  • This technique involves a Musig2 key, a blinding value, and a hashed beta for privacy.
  • An implementation reduces proving time to 16-22 seconds, promising improved LN efficiency and security.
Fastest-possible PoW via Simple DAG19 replies

By zawy

Involving

mcelrath, ajtowns+5 others

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Original post on December 22, 2024 15:14 UTC

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Last reply on February 27, 2025 19:57 UTC

delvingbitcoin

  • Analysis of PoW DAG blockchain shows network topology affects block creation fairness.
  • The "Nc/Nb" method measures DAG width, adjusting block time to network latency, enhancing equity.
  • This approach aims to support smaller miners, addressing inequality in block rewards distribution.
Antoine Poinsot on Bitcoin Core's Priorities14 replies

By AntoineP

Involving

ajtowns, ariard+5 others

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Original post on February 21, 2025 16:47 UTC

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Last reply on March 7, 2025 08:47 UTC

delvingbitcoin

  • Discussion suggests refocusing software on node components, splitting it into multiprocess binaries.
  • Bitcoin Development Kit shifts towards self-contained methodologies for transaction management.
  • Proposes using separate tools for wallet functionalities, enhancing efficiency and ecosystem diversity.
CVE-2024-38365 public disclosure (btcd `FindAndDelete` bug)10 replies

By AntoineP

Involving

ariard, harding

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Original post on October 10, 2024 09:02 UTC

cyclic icon

Last reply on February 27, 2025 21:19 UTC

delvingbitcoin

  • The document details a Bitcoin Core unit test important for generating specific transactions.
  • The author is cautious about public sharing, fearing misuse by those with malicious intent.
  • After five months, there's consideration to release the information, balancing openness and risk.
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