Deprecated contracts still holding value

Circle USYC's assessment for RD-F-166 — scored green on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

No contracts have been officially deprecated by Circle or Hashnote for USYC. USYC smart contracts documentation lists active mainnet contracts only. Profile section 3 enumerates all known contracts across Ethereum, BSC, Solana, and Noble -- none flagged as deprecated. No deprecation announcements found in Circle blog posts or press releases. Threshold: green = no deprecated contracts holding value.

Sources #

URL
USYC Smart Contracts -- Hashnote/Circle DocsUSYC smart contracts documentation -- active contracts only listed, no deprecated contractsretrieved 2026-05-16
Internal
Circle USYC Protocol Profile -- Deployments (no deprecated contracts).research/protocols/circle-usyc/00-profile.md section 3 -- all contracts are active, none deprecatedretrieved 2026-05-16

Methodology #

Determine whether contracts marked deprecated by a protocol announcement still hold >$100K in assets.

See the full factor methodology and distribution across all protocols →

rubric_version v1.7.0 protocol circle-usyc factor RD-F-166 score green collected_at 2026-05-15 21:56:43