On June 18, according to official news from CoinWorld, the Signet Ring modular identity credential launched by the public chain project IOST officially went live at 22:00 GMT+8 on June 18, with a limited edition of 1000 pieces selling out within half an hour, becoming one of the hottest new products in on-chain identity assets recently.

The Signet Ring integrates NFT certification, wearable hardware, and biometric features, supporting veIOST reward collection, friend referral rebates, and ecological priority rights. According to official data from IOST, the current estimated annualized return for users is 3 times, supporting daily collection and multiple unlocking options. The project party stated that this product marks a key progress in the implementation of structured on-chain identity modules for IOST 3.0.