Mixed-decimals math without explicit scaling

mETH Protocol's assessment for RD-F-017 — scored gray on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

mETH and ETH are both 18-decimal. Core staking arithmetic operates on uniform 18-decimal tokens. No cross-decimal operations identified in source inspection. Cannot confirm fully without static analysis tool run. Marked gray.

Sources #

GitHub
Mantle LSP Contracts — decimal uniformity inspectionMETH.sol inherits ERC20PermitUpgradeable (18 decimals); Staking.sol arithmetic on ETH/mETH (uniform 18-decimal)retrieved 2026-05-16

Methodology #

Determine whether shared numerator/denominator arithmetic operates over tokens with different decimals without WAD/RAY normalization or explicit decimal-adjustment.

See the full factor methodology and distribution across all protocols →

rubric_version v1.7.0 protocol meth-protocol factor RD-F-017 score gray collected_at 2026-05-16 02:17:50