For most people, October 31 is a day for dressing up and trick-or-treating. For bitcoiners, it's Whitepaper Day.

A quarterly update from OpenSats:
https://opensats.org/newsletter/2026-Q3

OpenSats has received the first donation from Strive under its recurring monthly commitment to support the Red Team Fund.
https://opensats.org/blog/opensats-receives-recurring-donation-from-strive

"I'm in Bitcoin for the long run, and OpenSats' support reflects the low time preference we share. It gives me the stability to dig into hard problems that take time to get right." —L0rinc https://opensats.org/blog/l0rinc-receives-lts

Announcing our first round of grants supporting the current red-teaming efforts. https://opensats.org/blog/red-team-grants-first-set

Release tooling, validation, wallet development, and network interfaces occupy different parts of Bitcoin Core and its supporting infrastructure. 4 new grants & 1 renewal: https://opensats.org/blog/supporting-the-foundations-of-bitcoin-development

"Let git be git. Let nostr be nostr." — @npub15qyda...5cyejr
https://opensats.org/blog/developer-spotlight-dan-conway-ngit

No benevolent dictator, no weird incentives, no short-term thinking, no trusted third parties, and no cut from donations. Why OpenSats is set up the way it is. https://opensats.org/blog/avoiding-single-points-of-failure

We expect more critical vulnerabilities to be found and patched in the coming days. Keep an eye out for updates via official channels. https://opensats.org/blog/ongoing-exploits-of-bitcoin-open-source-software

Code RED is live. Priority support for people red teaming Bitcoin software, including reimbursement of past LLM token costs. https://opensats.org/blog/code-red-supporting-first-responders

NVK is stepping down from the OpenSats board, effective immediately. OpenSats will continue to operate with an 8 person board until a replacement is made.