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Canonical hexadecimal output mixes letter case · case 05
Canonical hexadecimal output mixes letter case.
Case contract
Encode integer byte values as uppercase two-nybble hex without separators.
Why this case matters
A local executable model for consumers of structured text; oracle values are authored literals, not outputs copied from the repaired implementation.
One recorded failure
Sample boundary fixtureThis sample comes from the broken implementation of a controlled reproducer.
| Boundary fixture | Actual | Expected | Outcome |
|---|---|---|---|
| boundary 1 | "0aff" | "0AFF" | Failed |
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