28 September 2026
Analysis · Frontier model access
Congress wants AI chips to prove where they are, but the models only get an IP lookup. The location check belongs on the device.
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23 September 2026
Comment · Utah Rule R152-78B
Utah's proposed rule specifies how to measure age to a tenth of a percent and prices the location check as an IP lookup. A VPN turns the whole scheme off. Our comment to the Division of Consumer Protection.
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6 August 2026
Explainer · Cryptographic proof of location
A signed artifact stating that a specific device was inside a specific region at a specific time, which a third party can verify without trusting whoever produced it. The four approaches and their failure modes.
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25 June 2026
Launch · Octet is live
Octet is a new primitive for proving location: a hardware-signed proof that a real device is where it claims to be. Live on iOS and Android, for jurisdictional compliance and fraud prevention.
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