# submission packet

## score target

- Best honest Track B **current_workflow** score: **`2.20`**
- Best honest Track B **current_workflow** bytes: `920,457`
- Promoted run id: `robust_current-av1-524x394-rgb24-promoted-cpu-2026-04-05`

## what this packet contains

- `reports/graphs/index.html` — static dashboard
- `reports/graphs/dashboard_data.json` — structured data for the dashboard
- `reports/graphs/promotion_accounting.md` — current_workflow vs rule_faithful estimate table
- `reports/graphs/writeup_outline.md` — recommended final narrative spine
- `reports/graphs/final_writeup_draft.md` — first-pass prose draft
- `reports/graphs/legend.md` — visual legend
- `reports/graphs/release_checklist.md` — readiness checklist

## main story beats

- **First honest floor** — `robust_current-baseline-cpu-2026-04-03` at `4.06`
- **First big win** — `robust_current-medium23-cpu-2026-04-03` at `3.62`
- **x265 floor** — `robust_current-cand-424x318-crf23-g48-b4-r4-cpu-2026-04-05` at `3.25`
- **AV1 bug** — `robust_current-av1-524x394-cpu-2026-04-05` at `97.45`
- **Current best floor** — `robust_current-av1-524x394-rgb24-promoted-cpu-2026-04-05` at `2.20`

## promotion ladder summary

- `3.62` — `512x384 / lanczos/bicubic / crf 23 / keyint 32 / bframes 4 / ref 4`
- `3.56` — `448x336 / lanczos/bicubic / crf 23 / keyint 32 / bframes 4 / ref 4`
- `3.56` — `448x336 / lanczos/bicubic / crf 23 / keyint 48 / bframes 4 / ref 4`
- `3.54` — `448x336 / lanczos/lanczos / crf 23 / keyint 48 / bframes 4 / ref 4`
- `3.33` — `432x324 / lanczos/lanczos / crf 23 / keyint 48 / bframes 4 / ref 4`
- `3.25` — `424x318 / lanczos/lanczos / crf 23 / keyint 48 / bframes 4 / ref 4`
- `2.20` — `524x394 / svtav1-p0 / crf33 / film-grain22 / bicubic / unsharp`

## strongest negative results

- `robust_current-roi-two-pass-cpu-2026-04-04` -> `5.73` at `1,472,589` bytes
- `robust_current-dynamic-main-roi-cpu-2026-04-05` -> `4.47` at `2,660,388` bytes
- `robust_current-cand-416x312-crf23-g48-b4-r4-cpu-2026-04-05` -> `3.44` at `1,573,803` bytes
- `robust_current-cand-428x320-crf23-g48-b4-r4-cpu-2026-04-05` -> `3.32` at `1,741,924` bytes
- `robust_current-cand-426x320-crf23-g48-b4-r4-cpu-2026-04-06` -> `3.38` at `1,766,456` bytes
- `robust_current-av1-524x394-cpu-2026-04-05` -> `97.45` before the rgb24 fix

## authority boundary

- Local CPU scorer-backed runs decide promotions.
- BAT00 is research-only for ranking/runtime support.
- `rule_faithful` values are local estimates, not official published scores.