Designing a Sustainable ICT Infrastructure Framework for Nusantara: Enabling Smart City Governance and Environmental Resilience in Indonesia’s New Capital

This study presents a sustainable ICT infrastructure framework to support the development of Nusantara, Indonesia's new capital city, in alignment with smart and green city principles.The objective is to enable efficient urban management, environmental sustainability, and datadriven governance through technological integration and multi-level coordination.The proposed framework is structured into four levels: prerequisites, enabling technologies, strategic domains, and outcome indicators.It incorporates advanced technologies such as AI, IoT, big data analytics, and digital twins to optimize resource use, energy efficiency, and service delivery.The research methodology includes literature review, document analysis, conceptual modelling, and framework validation.Validation was conducted through alignment with the ICT ecosystem, the Smart City Management System, and the official Nusantara smart city development blueprint.Results demonstrate the framework's scalability, adaptability, and alignment with sustainability and governance goals.It supports hierarchical decision-making, real-time monitoring, and phased implementation.The study concludes with recommendations for further research, including pilot projects, network optimisation, and the creation of a virtual capital city using digital twin technology.