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 3² + 4² = 5² → a true right angle
geometry.pythagorean: (3.0,4.0,5.0) right-triangle=True (matches claim)
gates
RED:PASS
content hash (the seal)
aa3f89f2bd9378be920cc301b665a6de98b4b1c0ec234d5cfacd6dd9a878bd1a
raw JSON ↗ · re-check: GET /seal?hash=aa3f89f2bd9378be…