Pearl research library
Pearl makes claims across cryptography, distributed systems, AI infrastructure and economics. No single document settles all four. The fastest way to a serious view is to read the protocol claim, the running code and the strongest critique together.
01 Recommended reading order
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The INT whitepaper
The scheme mainnet runs: protocol design, the proof-of-useful-work construction, parameters, addresses and issuance. Read the INT whitepaper (opens in a new tab).
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Proofs of useful work from arbitrary matrix multiplication
The 2025 paper by Ilan Komargodski and Omri Weinstein that the repository names as Pearl’s basis: the math that lets chosen matrix multiplication serve as proof of work. arXiv 2504.09971 (opens in a new tab).
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The open-source implementation
What actually ships: pearld, Oyster, the light client, the proof system and the vLLM miner. GitHub (opens in a new tab).
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The usefulness-gap study
An empirical challenge to whether observed mining was useful AI work, measured in late May 2026. arXiv 2606.04819 (opens in a new tab).
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Pearl’s explainer and benchmarks
Pearl’s own walk-through of its approach, with its measured serving overhead. Proof of Useful Work from the Ground Up (opens in a new tab).
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The economics
When block rewards can increase the supply of useful compute without making attacks cheap. arXiv 2606.06700 (opens in a new tab).
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An outside systematization
An independent reading of Pearl’s proof-of-useful-work scheme that proposes letting each miner choose its own noise level. arXiv 2610.25347 (opens in a new tab), October 2026.
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What comes next: FP8
“The Pearl Protocol” specifies an FP8 floating-point version (not live), drawing on Hawkeye (opens in a new tab) for reproducing GPU arithmetic exactly. Read the spec (opens in a new tab).
02 Four claims to keep apart
- Cryptographic
- Can MatMul prove work?
- Verification and security
- Technical
- Can it share an AI workload?
- Integration and overhead
- Empirical
- Is current mining useful?
- Observed real-world behavior
- Economic
- Will useful compute create value?
- Adoption, incentives and demand
03 Questions worth tracking
- What fraction of network work is paired with real training or inference?
- How concentrated are miners, pools, proof generation and AI customers?
- What proof overhead and verification cost show up across current model architectures?
- How does the move to FP8 (certificate V4) change accuracy, hardware requirements and security?
- How does the network behave under fast swings in work and adversarial timestamps?
- Can wallets and exchanges mature without becoming central points of failure?
04 Our source policy
Protocol facts come from the code and the official whitepapers, and where the two disagree, the code wins. Release facts come from the project’s GitHub releases. Performance and adoption claims are labeled by source and date. Third-party tutorials are never treated as protocol specifications.
When credible sources disagree, we say so and name the evidence that would settle it. A project claim doesn’t become a fact by being repeated.
Sources
Checked Oct 20, 2026
- Primary Pearl INT whitepaper (the scheme mainnet runs) Pearl Research Labs (opens in a new tab)
- Primary “The Pearl Protocol”: the FP8 specification (not live) Pearl Research Labs (opens in a new tab)
- Research Proofs of Useful Work from Arbitrary Matrix Multiplication (arXiv 2504.09971) arXiv (opens in a new tab)
- Independent The Usefulness Gap in Proof-of-Useful-Work: An Empirical Study of Pearl’s cuPOW Protocol (arXiv 2606.04819) arXiv (opens in a new tab)
- Research The Economics of Proof-of-Useful-Work (arXiv 2606.06700) arXiv (opens in a new tab)
- Research Hawkeye: Reproducing GPU-Level Non-Determinism (arXiv 2603.20421), by researchers at Pearl Research Labs and Stanford arXiv (opens in a new tab)
- Research On Pearl Blockchain’s Proof of Useful Work: Systematization and Flexibility (arXiv 2610.25347) arXiv (opens in a new tab)
- Primary Proof of Useful Work from the Ground Up Pearl Research Labs (opens in a new tab)
- Primary Pearl monorepo on GitHub Pearl Research Labs (opens in a new tab)
Software and protocol details change. Use LearnPearl to get oriented, then confirm anything involving money, keys or hardware at the official source.