Bitcoin TLDR

#125

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Summary

Jun 22 - Jun 28, 2026

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Recent discussions in the Bitcoin development community highlight several key proposals aimed at enhancing the network's functionality and security. One notable proposal involves a consensus rule change to establish a perpetual block subsidy by setting an expiration limit on Unspent Transaction Outputs (UTXOs). This plan seeks to extend miner incentives while maintaining the 21 million coin cap, with further details available on GitHub. Additionally, new security measures for output types like P2TRv2 are being considered to protect against potential quantum computing threats, with mechanisms such as the Tripwire and Miner Lockdown proposed to disable vulnerable cryptographic paths source.

The community is also exploring user-friendly enhancements, particularly for non-English speakers, through proposals like Daniel's BIP39 recovery phrase improvement, which involves using native-language wordlists as a deterministic overlay for better accessibility source. Furthermore, the introduction of the Segregated Data (SegData) method proposes handling non-value data within Bitcoin blocks more efficiently, potentially benefiting applications like timestamping services while ensuring data pruning is optional detailed discussions.

Additionally, advancements in blockchain user interfaces are demonstrated by tools like the ASmap dashboard and BlockSight.Live, which enhance the accessibility and understanding of network activities for both technical and everyday users ASmap dashboard, BlockSight.Live. These developments show a continued focus on improving interaction with blockchain technology, making it more approachable and effective for a diverse range of users.

Active Discussions

[BIP Draft] P2P UTXO Set Sharing

28 replies

By Sjors Provoost

Involving Eric Voskuil, Fabian+7 others

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Original post on May 5, 2026 15:36 UTC

cyclic icon

Last reply on June 11, 2026 03:01 UTC

bitcoin-dev

  • A proposed model enhances blockchain efficiency by incrementally verifying transactions.

  • Risks include severe security breaches from not fully validating blockchain history.

  • Skepticism exists on adopting UTXO set commitments in Bitcoin due to security concerns.

Aligning privacy incentives in P2MR

19 replies

By waxwing/ AdamISZ

Involving conduition, Pieter Wuille+7 others

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Original post on June 3, 2026 23:12 UTC

cyclic icon

Last reply on June 13, 2026 15:33 UTC

bitcoin-dev

  • Recent attacks on small ECC bit-length curves by advanced hardware emphasize the risks.

  • The effectiveness of larger bit-sized curves against such threats is currently debated.

  • Cryptographic "canaries" may offer limited but strategic defense against certain attacks.

Prohibit Merkle Internal Node Preimages That Encode Minimal 64-Byte Transactions

16 replies

By Sjors Provoost

Involving jeremy, Antoine Poinsot+4 others

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Original post on June 1, 2026 17:46 UTC

cyclic icon

Last reply on June 22, 2026 14:25 UTC

bitcoin-dev

  • The Bitcoin Development Mailing List discussed enhancing Merkle tree management in blockchain consensus.

  • A method named `IsForbiddenMerkleInternalNodePreimage64` was introduced, amid concerns about added complexity.

  • Future blockchain headers will extend the timestamp field and require new formats for consistency and security.

Accountable Computing On-Chain Contracts for AI Agents Supervision

1 reply

By Antoine Riard

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Original post on June 19, 2026 05:04 UTC

cyclic icon

Last reply on June 24, 2026 16:33 UTC

bitcoin-dev

  • The Bitcoin blockchain discussion explores AI agents and contract protocols intersection.

  • Recent studies show real-world cryptography like homomorphic encryption needs further refinement.

  • Challenges in blockchain for AI-driven contracts require more academic and developmental focus.

State of the transaction privacy work in Bitcoin

24 replies

By Kruw

Involving craigraw, nkaretnikov+3 others

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Original post on June 18, 2026 21:27 UTC

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Last reply on June 23, 2026 12:49 UTC

delvingbitcoin

  • The term "solvable" may be misleading for certain technological challenges.

  • Primary concerns focus on privacy versus scaling issues impacting solution feasibility.

  • Specificity in debates is crucial to address how these factors influence problem solvability.

Addressing the Diminishing Block Subsidy

14 replies

By show1225

Involving cmp_ancp, sipa+5 others

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Original post on June 23, 2026 15:33 UTC

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Last reply on June 26, 2026 20:35 UTC

delvingbitcoin

  • The discussion focuses on changes in cryptographic standards impacting Bitcoin.

  • The transition to post-quantum signatures could make block space scarcer.

  • There's a strategic focus on preparing Bitcoin for future technological shifts.

Fountain Codes: a way to reduce blockchain storage costs

10 replies

By gmaxwell

Involving ajtowns, lucasdbr05+1 other

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Original post on June 20, 2026 10:33 UTC

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Last reply on June 26, 2026 11:05 UTC

delvingbitcoin

  • Coding strategies enhance network robustness against DOS attacks compared to targeting nodes.

  • Using codes in networks makes disrupting synchronization more difficult.

  • Adopting coding methods ensures better protection and stability under malicious attacks.

Public archive for Delving Bitcoin

9 replies

By 0xB10C

Involving jamesob, ajtowns+1 other

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Original post on September 5, 2023 17:42 UTC

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Last reply on June 23, 2026 14:22 UTC

delvingbitcoin

  • A new mirror for delvingbitcoin.org is now operational and accessible online.

  • The `discourse-archive` tool archives discussions and its code is available on GitHub.

  • The mirroring tool updates frequently but currently does not archive images.

Writing Simplicity Programs with SimplicityHL

7 replies

By schoen

Involving niftynei, sanket1729+3 others

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Original post on August 4, 2025 19:21 UTC

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Last reply on June 23, 2026 22:10 UTC

delvingbitcoin

  • The Simplicity programming language has advanced, with a new community forum launched.

  • A state commitment mechanism in Taproot enhances contract address connectivity.

  • A new covenant, "Third Time's The Charm," ensures secure, conditional fund release.

Regular signet reorgs

5 replies

By ajtowns

Involving 0xB10C, jsarenik

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Original post on June 2, 2026 10:25 UTC

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Last reply on June 23, 2026 06:25 UTC

delvingbitcoin

  • A strategy sets a 25-minute minimum age for blocks to trigger reorganizations.

  • Discrepancies in mempool transactions delay mining until manually processed.

  • The issue may also affect network performance and transaction fee estimations.

Quantum Sunset Economics: a working paper analyzing PACT adoption

3 replies

By AdamISZ

Involving ahmedraza

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Original post on June 24, 2026 02:27 UTC

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Last reply on June 27, 2026 18:53 UTC

delvingbitcoin

  • The email analyzes security risks in different cryptocurrency transaction types.

  • It discusses the increased safety of multisig transactions due to multiple necessary keys.

  • A software error is causing incorrect Bitcoin UTXO counts, suggesting the need for classification adjustments.

[Research] Bitcoin After Block Rewards : preventing miner's deviation when the Bitcoin rewards is zero

2 replies

By show1225

Involving xodn348

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Original post on June 21, 2026 05:02 UTC

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Last reply on June 28, 2026 15:42 UTC

delvingbitcoin

  • A floor fee is suggested as viable due to compatibility with soft-forking.

  • Other proposals include tail emission, fee burn, and priority tipping for balance.

  • These methods address transaction fees and blockchain network sustainability.

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