Every GIF and WebP saved by a registered GifRun user gets a proof of creation: its SHA-256 fingerprint is anchored in the Bitcoin blockchain through OpenTimestamps. Drop a file below to check whether it matches a GifRun creation, and when it was made.

Drop a GIF or WebP here or click to choose a file

Your file never leaves your device. Only its fingerprint is checked.

CHECK

Fingerprinting file…