MATCH Prototype

Leveraging Blockchain to Strengthen the Chemical Weapons Nonproliferation Regime

Exploring and testing distributed ledger technology as an innovative solution to reconciling discrepancies in international trade of dual-use chemicals.

In Nonproliferation Research

The Chemical Weapons Convention (CWC) requires that States Parties report annually on the transfer of chemicals listed under the Convention as part of ongoing efforts to prevent the re-emergence of chemical weapons programs. States report aggregate national data to the Organisation for the Prohibition of Chemical Weapons (OPCW), where the Technical Directorate does the challenging work of matching imports with exports.

The Monitoring and Tracking Chemicals (MATCH) project is a prototype software system that will attempt to address fundamental challenges to reconciling transfer data for commonly traded Schedule 2 and Schedule 3 chemicals by establishing a secure, authoritative distributed ledger to simulate transfers between hypothetical States Parties.

The MATCH project began in September 2021 and the second iteration of project development will conclude in January 2025. The MATCH 2.0 proof-of-concept is being developed with financial contribution by Global Affairs Canada’s Weapons Threat Reduction Program.

Issue Brief
Discrepancies in declared quantities of dual-use chemicals transferred internationally are a growing problem – but blockchain technology may offer a solution
William Marshall • Christina McAllister • Cindy Vestergaard

Latest

Resource
MATCH ‘2.0’ expands and refines Stimson’s DLT proof-of-concept as a basis for demonstration and discussion with chemical industry and national authorities
William Marshall • Christina McAllister
Report
MATCH demonstrates how blockchain can reconcile discrepancies in dual-use chemical trade and reduce the risk of chemical weapons proliferation
William Marshall • Christina McAllister • Cindy Vestergaard
Commentary
Elimination of the world’s last declared chemical weapons stockpile still leaves plenty of work to do to prevent proliferation
Christina McAllister • Sneha Nair • William Marshall
Video
An overview of how the MATCH proof-of-concept applies DLT to identify and reduce discrepancies in dual-use chemical trade
William Marshall • Christina McAllister
Issue Brief
Discrepancies in declared quantities of dual-use chemicals transferred internationally are a growing problem – but blockchain technology may offer a solution
William Marshall • Christina McAllister • Cindy Vestergaard
Resource
The MATCH prototype shows how blockchain technology can be used to track international transfers of dual-use chemicals
William Marshall • Christina McAllister
Video
Introduction to the use of distributed ledger technology (DLT), or blockchain, to reduce discrepancies in declared dual-use chemical trade.
Cindy Vestergaard • William Marshall
Resource
Amgard 1045 is one of the most commonly traded Schedule 2 chemicals
Cindy Vestergaard • William Marshall

News & Commentary

Commentary
Elimination of the world’s last declared chemical weapons stockpile still leaves plenty of work to do to prevent proliferation
Christina McAllister • Sneha Nair • William Marshall

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