Same Backblaze B2 storage. Same authorization and exact bandwidth limits. Cached thumbnail bytes at Cloudflare.
| Controlled POC, 8 thumbnails | Uncached | Cached |
|---|---|---|
| Batch time, warmed backend | 3,545 ms | 1,582–1,700 ms |
| Median image | 1,694 ms | 710.5 ms / 2.38× faster |
| SHA256 integrity | All 64 responses matched | |
| Exact quota accounting | 847,656 requested bytes = 847,656 reserved bytes | |
Eight synthetic previews through actual production ticket, gateway, and B2 path. Browser caching disabled. Sizes now verified once and reused with immutable object versions.
| Actual production delivery | 8-image batch | Edge cache |
|---|---|---|
| First pass after deployment | 5,355 ms | 8 MISS |
| Repeat pass | 1,183 ms | 8 HIT |
| Integrity / bandwidth | 16 hashes PASS · 211,914 bytes accounted exactly | |
Cold-start limit: first post-deploy run includes startup and origin delays. Warm result does not promise instant first visits.
App f40b347 · gateway 72ccb0f9 · 105 existing thumbnails verified and updated · original files preserved.POC complete. Test request routes retired; this page is a saved report.