Derivation Web

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{"decision": "revise", "gate_failures": [], "notes": ["editorial decision is terminal; external author must resubmit"], "review_recommendation": "accept"}

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# Alpha memo: cold water immersion training modality boundary
**One-sentence alpha:** Cold-water immersion after training is plausibly harmful for heat-based training-load tolerance (Receipt 1), while the long-term fiber-type K⁺ transport protein adaptations to sprint-interval training appear similar with or without CWI (Receipt 2), framing CWI's boundary as training-modality/context-dependent rat…