veil

Read a private image preview

Read a temporary image using the preview URL returned to its creator.

GET/v1/logo-previews/{hash}.{format}
Access
Private code required
Client
Local or server client

Parameters#

NameLocationMeaning
hashRequiredPathThe 64-character SHA-256 value returned when creating the preview.
formatRequiredPathsvg, png or gif. Use the extension in the preview URL.

Request examples#

cURL
curl -fsS 'https://veil.rip/v1/logo-previews/PREVIEW_HASH.png'

Response#

HTTP 200image/svg+xml | image/png | image/gif

The checked image or 404 after expiry. This route has no public CORS grant.

Response headers#

HeaderValueMeaning
Content-Typeimage/svg+xml | image/png | image/gifUse the declared media type before choosing a parser.
DateHTTP dateServer time. Compare it with your clock when signing requests.
Cache-Controlno-storeDo not persist private or temporary responses in a shared cache.
Retry-Afterinteger seconds, on rate_limited or busyWait at least this long before retrying. Other 429/503 codes do not necessarily include it.

Errors#

API errors return an error object. Use error.code for program logic; error.message is English text for people and can change. Response and error guide

HTTPCodeMeaning and next step
404not_found

The requested card, key, alias, code or resource was not found.

Check the identifier. Temporary codes and previews may already have expired or been used.

Shared request errors
HTTPCodeMeaning and next step
429rate_limited

An anonymous, signed-request or API-key allowance was exceeded.

Wait at least Retry-After seconds. Share a queue and retry budget across your workers.

500internal_error

An unexpected server error occurred. Internal details are not returned.

Retry reads with bounded backoff. Check write results before sending a new signed operation.

503busy

The application has reached a temporary concurrency or database limit.

Wait Retry-After seconds and retry with bounded backoff.