Former OpenAI researcher says he found Nvidia Blackwell fingerprints hidden inside six Chinese AI models
Source: The Decoder (opens in a new tab) · Maximilian Schreiner
Intel Summary
Former OpenAI researcher Will DePue claims to have identified technical evidence that Chinese AI companies—including DeepSeek, Moonshot AI, MiniMax, and Ant Group—trained models on Nvidia Blackwell GPUs despite US export restrictions. The forensic method reportedly detects specific hardware signatures directly within published model weights, representing an estimated hardware value exceeding $500 million across five training runs.
Why It Matters
If verified, model-weight fingerprinting establishes a new technical auditing mechanism to trace unauthorized semiconductor usage and monitor export control compliance. The findings could trigger increased regulatory pressure, investigation into global AI chip supply chains, and potential enforcement actions targeting hardware diversion.
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