PUBLICATION NOTE — UNVERIFIED ENGINE LABEL
The harness inserted the caller-provided label “E2” into this scorecard but did not pass an
engine selector into the request or record server-confirmed engine identity. This artifact is
published to document the provenance failure. It must not be used for an engine comparison.

▶ fr-2026-11363 (federalregister, n/a)… TTFC=2802.2ms TTLB=8130.7ms recall=— tau=—
▶ fr-2026-11311 (federalregister, n/a)… TTFC=2575.9ms TTLB=8003ms recall=— tau=—
▶ fr-2026-11360 (federalregister, n/a)… TTFC=3093.9ms TTLB=8176.4ms recall=— tau=—
▶ fr-2026-11308 (federalregister, n/a)… TTFC=2707ms TTLB=13751.1ms recall=— tau=—
▶ govuk-benefit-and-pension-rates-2026-to-2027 (govuk, n/a)… TTFC=3148.1ms TTLB=24391.8ms recall=— tau=—
▶ govuk-dbs-identity-checking-guidelines (govuk, n/a)… TTFC=2204.8ms TTLB=12198.7ms recall=— tau=—
▶ govuk-blue-badge-can-i-get-one (govuk, n/a)… TTFC=3231.4ms TTLB=50001.4ms recall=— tau=—
▶ govuk-environment-agency-organisation-structure-chart (govuk, n/a)… TTFC=15450.5ms TTLB=38504.3ms recall=— tau=—
▶ govuk-hm-treasury-organisation-chart (govuk, n/a)… TTFC=3104ms TTLB=9706ms recall=— tau=—
▶ govuk-go-science-organisation-chart (govuk, n/a)… TTFC=9201.7ms TTLB=13787.5ms recall=— tau=—
▶ govuk-easy-read-access-to-work (govuk, n/a)… TTFC=3621.4ms TTLB=107973.4ms recall=— tau=—
▶ ukhsa-easy-read-covid-19-vaccination (govuk, n/a)… TTFC=3902.5ms TTLB=92991.8ms recall=— tau=—

# ParseStream SCORECARD — engine E2 · 2026-08-12T21:33:57Z

Base: `https://okra-a11y-agent.steventsao.workers.dev` · docs: 12 (12 ok) · N=1/doc (directional — bump for p50).
Lane-1 client-receive timing + basic final diff vs the GovTwin gold HTML. CLS/image/axe = Lane-2 (next).

| doc | src | conf | TTFC ms | cadence p50 | max-stall | TTLB ms | smooth | figs | node-recall | tau-b vs gold |
|---|---|---|--:|--:|--:|--:|--:|--:|--:|--:|
| 2026-11363 | federalregister | — | 2802.2 | — | 0 | 8130.7 | — | 0 | — | — |
| 2026-11311 | federalregister | — | 2575.9 | 0.6 | 0.6 | 8003 | 0 | 0 | — | — |
| 2026-11360 | federalregister | — | 3093.9 | 0.7 | 0.7 | 8176.4 | 0 | 0 | — | — |
| 2026-11308 | federalregister | — | 2707 | 0.3 | 0.8 | 13751.1 | 0.322 | 0 | — | — |
| benefit-and-pension-rates-2026-to-2027 | govuk | — | 3148.1 | 0.1 | 1.9 | 24391.8 | 0.492 | 0 | — | — |
| dbs-identity-checking-guidelines | govuk | — | 2204.8 | 0 | 0.7 | 12198.7 | 0.448 | 0 | — | — |
| blue-badge-can-i-get-one | govuk | — | 3231.4 | 0.1 | 1.6 | 50001.4 | 0.568 | 0 | — | — |
| environment-agency-organisation-structure-chart | govuk | — | 15450.5 | — | 0 | 38504.3 | — | 0 | — | — |
| hm-treasury-organisation-chart | govuk | — | 3104 | — | 0 | 9706 | — | 0 | — | — |
| go-science-organisation-chart | govuk | — | 9201.7 | — | 0 | 13787.5 | — | 0 | — | — |
| easy-read-access-to-work | govuk | — | 3621.4 | 0 | 0.4 | 107973.4 | 0.593 | 0 | — | — |
| ukhsa-easy-read-covid-19-vaccination | govuk | — | 3902.5 | 0.2 | 1.6 | 92991.8 | 0.702 | 0 | — | — |

**Medians (ok docs):** TTFC 3148.1ms · TTLB 13787.5ms · node-recall — · tau-b —

> tau-b/recall use a BASIC text-only align (Dice). Trajectory-regret + node-state(t) + figure reframe = next slices.