Files
vyndr/specs
builtbykev 89a2977f57 Item 7 — public accuracy reads the CLEAN ledger; BEAT CLOSE hidden until C4
Kev's call: the 30D accuracy surfaces must read TRUTH, not a cache that can't be
filtered. My earlier degraded-row exclusion only touched getModelAggregate
(Postgres); the public buckets/badge still read outcomeService (Redis outcome
log), which counts degraded projection-0 outcomes and has no field to filter on.

- /api/accuracy (AccuracyBadge) + /api/ledger/accuracy (buckets/ModelRecord)
  now source from the clean Postgres ledger aggregate via new
  ledgerService.getAccuracyView + accuracyBucketsFromAgg (model_value > 0
  excludes degraded rows). Same response shapes → no frontend change. Redis
  outcome log is now read by nothing public; it can age out or be rebuilt.

- BEAT CLOSE is a MEASURED-WRONG ZERO: captureClosing re-records the locked line
  as the "closing" line, so clv is flat on the whole sample and beat_close reads
  0% (comparing a number to itself). Full write-up: specs/audit-data/
  clv-capture-broken.md (the fix belongs to C4). Until then, beat_close_pct +
  clv_distribution are SUPPRESSED at the source (getModelAggregate, gated by
  clvCaptureReliable() / CLV_CAPTURE_RELIABLE=1). Every public surface already
  renders BEAT CLOSE only when non-null, so they all hide it now — no wrong zero
  anywhere. HIT RATE (real) is unaffected.

Suite 271/3261 green, web build exit 0.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-17 16:08:18 -04:00
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