Successfully reproduced Coldcard Q1 firmware v1.3.3Q from source—bit-for-bit identical to the official release (excluding ECDSA signature).
Proof of strong #ReproducibleBuilds and open auditability for Bitcoin hardware wallets.
Full details: https://walletscrutiny.com/hardware/coldcardQ1/#verificationId=4818c455a100a8f09ccbd86bc8bf33e731887b40c92c9c32d2196cf5296b17f1
#Bitcoin #Coldcard #SupplyChainSecurity
dannybuntu
npub1r7…2sf7d
2025-05-22 02:17:12
Author Public Key
npub1r709glp0xx2zvgac45wswufjst5xgr7cear5a8me7x9vazhjzmksp2sf7dPublished at
2025-05-22 02:17:12Event JSON
{
"id": "3c8662a993c984c2818257fe4c1bd4822e0cb56d64406dc32f1b5a2426b93ee3",
"pubkey": "1f9e547c2f31942623b8ad1d07713282e8640fd8cf474e9f79f18ace8af216ed",
"created_at": 1747880232,
"kind": 1,
"tags": [
[
"t",
"reproduciblebuilds"
],
[
"t",
"bitcoin"
],
[
"t",
"coldcard"
],
[
"t",
"supplychainsecurity"
]
],
"content": "Successfully reproduced Coldcard Q1 firmware v1.3.3Q from source—bit-for-bit identical to the official release (excluding ECDSA signature).\nProof of strong #ReproducibleBuilds and open auditability for Bitcoin hardware wallets.\n\nFull details: https://walletscrutiny.com/hardware/coldcardQ1/#verificationId=4818c455a100a8f09ccbd86bc8bf33e731887b40c92c9c32d2196cf5296b17f1\n#Bitcoin #Coldcard #SupplyChainSecurity",
"sig": "cfd58f36b9055d51060b7231d99258bb94b699474ca49a2c2288d6ec4c29eb7ac9d913a2264a3688bcae4076027909715ee5721d0faedef122d04ac0aaa0c298"
}