Proof of Useful Intelligence (PoUI): Blockchain Consensus Beyond Energy Waste
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arXiv
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| Format: | Preprint |
| Published: |
2025
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| _version_ | 1866913806802747392 |
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| author | Chong, Zan-Kai Ohsaki, Hiroyuki Ng, Bryan |
| author_facet | Chong, Zan-Kai Ohsaki, Hiroyuki Ng, Bryan |
| contents | Blockchain technology enables secure, transparent data management in decentralized systems, supporting applications from cryptocurrencies like Bitcoin to tokenizing real-world assets like property. Its scalability and sustainability hinge on consensus mechanisms balancing security and efficiency. Proof of Work (PoW), used by Bitcoin, ensures security through energy-intensive computations but demands significant resources. Proof of Stake (PoS), as in Ethereum post-Merge, selects validators based on staked cryptocurrency, offering energy efficiency but risking centralization from wealth concentration. With AI models straining computational resources, we propose Proof of Useful Intelligence (PoUI), a hybrid consensus mechanism. In PoUI, workers perform AI tasks like language processing or image analysis to earn coins, which are staked to secure the network, blending security with practical utility. Decentralized nodes--job posters, market coordinators, workers, and validators --collaborate via smart contracts to manage tasks and rewards. |
| format | Preprint |
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arxiv_https___arxiv_org_abs_2504_17539 |
| institution | arXiv |
| publishDate | 2025 |
| record_format | arxiv |
| spellingShingle | Proof of Useful Intelligence (PoUI): Blockchain Consensus Beyond Energy Waste Chong, Zan-Kai Ohsaki, Hiroyuki Ng, Bryan Cryptography and Security Artificial Intelligence Blockchain technology enables secure, transparent data management in decentralized systems, supporting applications from cryptocurrencies like Bitcoin to tokenizing real-world assets like property. Its scalability and sustainability hinge on consensus mechanisms balancing security and efficiency. Proof of Work (PoW), used by Bitcoin, ensures security through energy-intensive computations but demands significant resources. Proof of Stake (PoS), as in Ethereum post-Merge, selects validators based on staked cryptocurrency, offering energy efficiency but risking centralization from wealth concentration. With AI models straining computational resources, we propose Proof of Useful Intelligence (PoUI), a hybrid consensus mechanism. In PoUI, workers perform AI tasks like language processing or image analysis to earn coins, which are staked to secure the network, blending security with practical utility. Decentralized nodes--job posters, market coordinators, workers, and validators --collaborate via smart contracts to manage tasks and rewards. |
| title | Proof of Useful Intelligence (PoUI): Blockchain Consensus Beyond Energy Waste |
| topic | Cryptography and Security Artificial Intelligence |
| url | https://arxiv.org/abs/2504.17539 |