The receipt
✓ HOLDS
A permanent, tamper-evident record of a verification. The content hash IS the proof — re-fetch it and the bytes must match, or it is not this record.
Worked trail
CONFIRMED HRmax = 208 − 0.7·30 = 187 bpm
exercise_science.max_heart_rate: HRmax = 208 - 0.7·30.0 = 187.0 bpm (matches claim 187.0, diff 0.0 ≤ 2.0)
gates
RED:PASS
content hash (the seal)
b3bd6c87352c2604fe072e52104e074f8eb64294f14c77a929de2e6d65b1a15e
raw JSON ↗ · re-check: GET /seal?hash=b3bd6c87352c2604…