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invariantjason

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  13. Show HN: Sigma Guard – deterministic contradiction checks for graph memory

    I built a small open-source verifier for graph-backed AI memory and GraphRAG-style systems. The basic problem: graph databases can validate schema, but they usually do not know whether two accepted facts contradict each…

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  16. The Algebra of Hallucination

    Every legal AI platform on the market handles hallucinations the same way: they guess whether the output is correct, assign a confidence score, and hope for the best. That is not verification. That is a coin flip with a…

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