Tracking pixel

Drop-in conversion pixel for any HTML page.

Drop-in for any HTML page. SovAds returns a 43-byte transparent GIF regardless of outcome (so scrapers can't infer success from the network response). The signature lives in the sig query parameter.

thank-you.html

<!-- Drop this anywhere on your "thank you" page. -->
<img
  src="https://ads.sovseas.xyz/api/cta-pixel?taskId=task_…&wallet=0xABCD…&ts=1735200000&sig=HEX_HMAC"
  width="1" height="1" alt="" style="position:absolute;left:-9999px"
/>

Server postback

HMAC-signed POST callbacks from your backend.

Replay protection

Timestamp window and externalRef deduplication.