Beat the Clock.
Visit each site 4 times in under 2 minutes and win a fun prize!!! Your device carries the tally between sites — that's the cross-site recognition, turned into a game.
This device
Challenge · visit each site ×4
Everything this device carries
The signed token
No name, no email, no ad id. The network is stored only as a keyed hash of its prefix — the live prefix above is what it's compared against, shown to you, never stored.