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Article: Holder Fallibility: A Framework for Understanding Cryptographic Asset Succession Failure

Mary P. Davies (Vadoar Labs; The University of Law) recently published, Holder Fallibility: A Framework for Understanding Cryptographic Asset Succession Failure, 2026. Provided below is an Abstract:

We introduce “Holder Fallibility” as a theoretical framework for analyzing a critical market failure in cryptographic asset ownership: the absolute dependency on a single individual’s ability to produce a private key or seed phrase (Access Credential) to control digital assets. This dependency creates three distinct failure states: lost Access Credentials, holder incapacity, and holder death. An estimated $140+ billion in Bitcoin alone has been permanently lost through these mechanisms, with the problem scaling proportionally as tokenized real-world assets approach a projected $1.3 trillion market by 2030.

We examine nine categories of existing approaches—from informal key sharing through dead man’s switches, multisignature wallets, information escrow, social recovery, seed phrase recovery, biometric authentication, custodial platforms and traditional estate planning—demonstrating no positive correlation between technical sophistication and legal compliance. Notably, biometric authentication is least effective during holder incapacity because it conflates authentication (identity verification) with authorization (legal right to act), requiring the holder’s physical and cognitive participation at the moment of transaction.

We present a comprehensive risk taxonomy encompassing estate law violations, tax liability under the new IRS Form 1099-DA regime, criminal exposure, fiduciary liability, privacy risks, and the crypto-illiterate fiduciary problem. Case law analysis from four jurisdictions—the United States, United Kingdom, Canada, and Australia—confirms that courts uniformly classify digital assets as property subject to estate administration.

We propose that comprehensive solutions require integration of established legal structures (inter vivos trusts) with professional custody mechanisms supported by smart contracts, and present a trust-based framework comprising three structures differentiated by trust property designation—the wallet, the private key, or the custodial service provider account—each addressing specific custody arrangements across the full self-custody to custodial delegation spectrum. The framework has significant implications for institutional adoption, regulatory design, and the economic viability of blockchain-based asset markets.

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