Protocol age (days)

Circle USYC's assessment for RD-F-076 — scored green on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

First mainnet deploy 2023-05-31 (Ethereum USYC ERC-20 token 0x136471a34f6ef19fE571EFFC1CA711fdb8E49f2b). Assessment date 2026-05-16. Age approximately 1,081 days (~36 months). Threshold: green >= 365 days. Protocol exceeds A-grade floor.

Sources #

Internal
Circle USYC Protocol Profile -- Lifecycle.research/protocols/circle-usyc/00-profile.md section 2 (Lifecycle)retrieved 2026-05-16
Etherscan
USYC ERC-20 Token -- EtherscanUSYC Ethereum token contract creation block, deploy date 2023-05-31retrieved 2026-05-16

Methodology #

Measure the number of days between today and the earliest mainnet deploy of any currently-live contract for this protocol.

See the full factor methodology and distribution across all protocols →

rubric_version v1.7.0 protocol circle-usyc factor RD-F-076 score green collected_at 2026-05-15 21:56:43