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El que CTV es nega a mirar
Una guia de camp dels covenants de Bitcoin construïts al voltant d'OP_CHECKTEMPLATEVERIFY. Què fa el hash de CTV, què hi deixa fora i per què importa, què vol construir-hi la gent, totes les propostes que hi competeixen i on és el debat el setembre del 2026.
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What Grinding Has Actually Saved on Chain
Low-r grinding saves a byte per signature. I did the accounting over every ECDSA signature ever mined, to see what that adds up to and how much is still being left on the table.
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Modifying the bdk_wallet Balance API for My Summer of Bitcoin Project
How I changed the way bdk_wallet decides which unconfirmed coins count as trusted, by following where the money came from instead of which keychain it landed on.
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Is Hardware Wallet Fingerprinting Even Possible?
Can you tell which hardware wallet signed a Bitcoin transaction just by looking at its ECDSA or Schnorr signature? We tested ten devices and found out.
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Covert-Nonce Channel Attacks on Bitcoin Hardware Wallets
How a compromised hardware wallet can silently leak your Bitcoin seed through the signatures it produces — and what the Anti-Exfil protocol does to stop it.