Standards & Specifications
Research Papers
Academic and industry research
ERC-1967: Proxy Storage Slots
Santiago Palladino
ERC-1967 provides a standard mechanism for defining proxy storage slots in Ethereum upgradeable smart contracts. As the ecosystem matured, the proxy pattern became a dominant design for upgradeability, yet different implementations often utilized arbitrary storage slots, leading to storage collisions between the proxy and the logic contract. ERC-1967 eliminates this by standardizing the specific, deterministic storage slots used to hold the implementation address, the admin address, and the beacon address. By using high-entropy slots derived from the keccak-256 hash of specific constant strings, the standard minimizes the risk of slot overlaps, allowing for safer development of upgradeable architectures. This specification ensures that tools like Etherscan, dashboard interfaces, and automated security scanners can reliably detect and display the actual implementation addresses behind a proxy. By establishing these conventions, the standard has improved the auditability, transparency, and safety of the most common proxy patterns used in DeFi protocols. It remains a critical technical standard that simplifies the integration of upgradeability features while maintaining storage integrity in complex smart contract systems.
NISTIR 8401: Blockchain for Supply Chain: A Survey of Use Cases and Technical Elements
Dylan Yaga, Mellisa Freeman, Nik Roby, Karen Scarfone
NISTIR 8401 serves as an authoritative survey on the integration of blockchain technology within global supply chain management. The report examines how DLT can enhance transparency, traceability, and efficiency in complex logistical networks. It categorizes use cases into critical areas such as asset provenance, document verification, and multi-party coordination, evaluating both the potential benefits and the technical constraints. The authors provide a balanced analysis, contrasting public permissionless blockchains with private permissioned ledgers, and highlighting trade-offs regarding decentralization, throughput, and privacy. NISTIR 8401 also delves into the technical requirements for interoperability, identity management, and data integration with legacy systems like ERP platforms. This document is particularly valuable for enterprise architects and policy advisors because it emphasizes the need for evaluating whether a blockchain is the correct technological solution for a specific problem, rather than adopting it solely for its novelty. By identifying key technical elements such as consensus mechanisms, smart contract functionality, and oracle integration, the report acts as a practical manual for assessing feasibility, designing pilots, and managing risks within supply chain digital transformation projects.
ISO 22739:2020 - Blockchain and distributed ledger technologies — Vocabulary
ISO/TC 307
ISO 22739:2020 establishes the definitive terminology for the blockchain and distributed ledger technology (DLT) domain. In an industry characterized by rapidly evolving jargon and often conflicting definitions, this standard provides a consolidated, consensus-based glossary. It covers fundamental concepts, ranging from basic ledger types and cryptographic primitives to complex architectural roles and governance models. By defining terms with precision, the standard enables more effective communication between technical engineers, legal professionals, and policy analysts. This document is essential for organizations seeking to align their internal documentation with internationally recognized standards, reducing ambiguity in technical specifications and contractual agreements. It serves as the primary reference point for other ISO standards in the DLT family, ensuring that subsequent frameworks build upon a consistent linguistic foundation. The document acts as an authoritative stabilizer in a space often prone to marketing-driven hyperbole, grounding participants in accurate, shared definitions that promote clarity in design and implementation of DLT-based solutions.