# Q43 · Carbon calibration certificate

Certificate · Source edition: 2

Edition 2 calibration at T-208: no offset, no rounding, no conversion. Keep the raw count. The tide in the title does not add water to the table.

```json
{
  "receipt": "T-208",
  "edition": 2,
  "offset": 0,
  "rounding": "none",
  "conversion": "none"
}
```

## Related records

- [Q34 · Carbon rule, edition two](/archive/quiet-index/r5/q34)
- [Q42 · Accepted Carbon reading ledger](/archive/quiet-index/r5/q42)
- [Q44 · Accepted instrument revision receipt](/archive/quiet-index/r5/q44)

Canonical: /archive/quiet-index/r5/q43
Revision: quiet-index-r5. The margins keep count.