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4 changes: 2 additions & 2 deletions docs/ax/sqm.md
Original file line number Diff line number Diff line change
Expand Up @@ -225,7 +225,7 @@ dark current from sky, because both are linear in exposure. Until a confident
fit exists, `pedestal()` returns `None` and the caller falls back to the
profile constant. Trust is a lease rather than a latch: an accepted fit expires
after `max_age_seconds` and must be re-earned. See
[ADR 0027](../adr/0027-tracked-black-level-supersedes-stored-bias.md) for the
[ADR 0028](../adr/0028-tracked-black-level-supersedes-stored-bias.md) for the
decision and its gates.

Read noise is zero-mean RMS uncertainty and is never subtracted as signal.
Expand Down Expand Up @@ -359,5 +359,5 @@ See [`sqm/CONTEXT.md`](./sqm/CONTEXT.md) for canonical terminology,
[`ADR-0022`](../adr/0022-sqm-radiometer-first.md) for radiometer-first ownership,
[`ADR-0002`](../adr/0002-sqm-published-value-uncorrected.md) for the
no-altitude-correction decision, and
[`ADR-0027`](../adr/0027-tracked-black-level-supersedes-stored-bias.md) for why a
[`ADR-0028`](../adr/0028-tracked-black-level-supersedes-stored-bias.md) for why a
tracked black level outranks any stored bias.
3 changes: 2 additions & 1 deletion docs/ax/sqm/CONTEXT.md
Original file line number Diff line number Diff line change
Expand Up @@ -129,7 +129,8 @@ moves with sensor state, so this measurement supersedes both the profile
constant and any wizard-measured bias offset once its fit is **leased**. It
needs no lens cap and no dark frame. Say "tracked black level", not "auto
bias" or "dynamic calibration" — it measures one specific quantity and does
not calibrate anything else. See ADR 0027.
not calibrate anything else. See
[ADR 0028](../../adr/0028-tracked-black-level-supersedes-stored-bias.md).

**Lease**:
The gate that decides whether a tracked black level is trusted enough to
Expand Down
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