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 haversine(NYC → London) ≈ 5,570 km
geography.haversine_distance: haversine(40.7128,-74.006 → 51.5074,-0.1278) = 5570.22 km (matches claim 5570.222179737958)
gates
RED:PASS
content hash (the seal)
976282b6b2debdaf0d730adbdf0bda0ea0bd82949644755880812aca49a46c9f
raw JSON ↗ · re-check: GET /seal?hash=976282b6b2debdaf…