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The lineage behind 69% of open models was never verified. Cisco just fingerprinted almost 900 for free

A security team approving an open-source model for production today starts with a repository page. The page lists the model name, the license, and a tag identifying the base model it descended from. That tag is a string the uploader typed. Hugging Face does not require uploaders to substantiate the claim through weight-level analysis. The ATOM Report , published by Nathan Lambert and Florian Brand at Interconnects AI

Updated Fri, July 31, 2026 at 1:32 AM UTC1 connected chapterOldest → newest
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Where this storyline stands

A security team approving an open-source model for production today starts with a repository page. The page lists the model name, the license, and a tag identifying the base model it descended from. That tag is a string the uploader typed. Hugging Face does not require uploaders to substantiate the claim through weight-level analysis. The ATOM Report , published by Nathan Lambert and Florian Brand at Interconnects AI

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Complete chronological journey

Every chapter below is ordered by its exact event time, from the earliest connected report to the newest development.

  1. 01
    How it started
    01How it started

    The lineage behind 69% of open models was never verified. Cisco just fingerprinted almost 900 for free

    What happened

    A security team approving an open-source model for production today starts with a repository page. The page lists the model name, the license, and a tag identifying the base model it descended from. That tag is a string the uploader typed. Hugging Face does no The lineage behind 69% of open models was never verified. Cisco just fingerprinted almost 900 for free

    Why it matters

    The development may affect how technology is built, regulated or used. The practical impact depends on technical details, availability and independent evaluation.

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