RootCauseunvalidated
This regex-based function strips unpaired UTF-16 surrogates — applied on the thinking block replay path. Tension: the mutated text fails this check. Outcome: Anthropic's signature covers exact byte content of thinking blocks.
c2add212-ef59-42c7-a7b3-30708f476c4c
This regex-based function strips unpaired UTF-16 surrogates — applied on the thinking block replay path. Tension: the mutated text fails this check. Outcome: Anthropic's signature covers exact byte content of thinking blocks.