• Bitcoin Optech Newsletter #32 (February 05, 2019)
• Bitcoin Optech Newsletter #31 (January 29, 2019)
• Bitcoin Optech Newsletter #30 (January 22, 2019)
• Bitcoin Optech Newsletter #28 (January 08, 2019)
• 2018 Annual Report (December 28, 2018)
• Bitcoin Optech Newsletter #27: 2018 Year-in-Review Special (December 28, 2018)
• Bitcoin Optech Newsletter #26 (December 18, 2018)
• Bitcoin Optech Newsletter #25 (December 11, 2018)
• Bitcoin Optech Newsletter #24 (December 04, 2018)
• Bitcoin Optech Newsletter #23 (November 27, 2018)