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 λ = ln2 / 10 ≈ 0.0693 s⁻¹
nuclear_physics.decay_constant: ln(2) / 10.0 = 0.0693147 s⁻¹ (matches claim 0.06931471805599453)
gates
RED:PASS
content hash (the seal)
13356c3cdfdd188f6cb40c173cd2172d975ee36dd8ef09a253d40f0686036418
raw JSON ↗ · re-check: GET /seal?hash=13356c3cdfdd188f…