A Mercury methods paper defining cross-model anchor families as measured sites from different language models that share function, normalized depth, module role, activation coherence, and prompt-path behavior. The paper makes the AI family tree visible without turning it into mythology. Copyright (c) 2026 Chen, Ho Yiing (norika). Licensed under Creative Commons Attribution 4.0 International (CC BY 4.0).
Ho Yiing Chen (Fri,) studied this question.
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