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Introduction Blockchains are a promising technology with the potential to transform many industries. However, there are still challenges that need to be addressed before blockchain solutions can reach their full potential. Blockchains are important because they can be used to create secure and transparent systems. For example, blockchains can streamline the delivery of public services to underserved communities and populations, strengthen transparency and integrity for public services, and ultimately build trust amongst all stakeholders. As blockchain technology continues to develop, it is likely to have a major impact on the