AnalysisAI ModelsOctober 1, 2026

GPT-6 Astra decodes 217-year-old Napoleon-era cipher

Read original source →runtimewire.com

Carter Church says GPT-6 Astra transcribed and decoded a March 1809 letter to Marshal Auguste de Marmont in about six hours of model execution, working from a single scanned image. The letter's 1,300 cipher units and 155 distinct signs had been cataloged as unsolved since a 1969 journal reproduction.

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