Following my departure from my previous job to focus full-time on Bitcoin Core in early October, this post summarizes my contributions from March through October 2025.

Opened PRs

• p2p: Allow block downloads from peers without snapshot block after assumeutxo validation #33604 (Oct 12, 2025)
• test: headers sync timeout #32677 (Jun 3, 2025)

PRs contributed to through reviews or the Review Club discussions

• kernel: Introduce C header API #30595

  • Github:
    • 2025-10-21 (9 comments)
    • 2025-10-19 (5)
    • 2025-10-17 (3)
    • 2025-10-15 (7)
    • 2025-09-12 (3)
    • 2025-07-13 (16)
    • 2025-06-29 (1)
    • 2025-06-22 (1)

  I have also been maintaining the Golang bindings for the kernel API, which has helped me stay in touch with the latest changes in the API and with the incremental reviews.

• fuzz: compact block harness #33300

  • Github:
    • 2025-10-07
  • Review Club (Oct 8, 2025)

• p2p: Advance pindexLastCommonBlock early after connecting blocks #32180

  • Github
    • 2025-10-01 (1)
    • 2025-07-30 (1)
    • 2025-04-10 (1)

• wallet: Add exportwatchonlywallet RPC to export a watchonly version of a wallet #32489

  • Review Club (Aug 6, 2025)

• p2p: protect addnode peers during IBD #32051

  • Review Club (May 28, 2025)

• kernel: Separate UTXO set access from validation functions #32317

  • Github:
    • 2025-05-13 (3)
    • 2025-05-10 (1)
    • 2025-05-07 (1)

• Add checkBlock() to Mining interface #31981

  • Github:
    • 2025-04-30
  • Review Club (Apr 30, 2025)

• validation: stricter internal handling of invalid blocks #31405

  • Github:
    • 2025-03-19 (3)
    • 2025-03-08 (1)
  • Review Club (Mar 5, 2025)