★ Default bytes32(0) acceptable as valid root

Liquity V1 + V2 (LUSD / BOLD)'s assessment for RD-F-154 — scored not_applicable on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

Ethereum-only protocol. No bridge surface. RD-F-154 (default-value bridge root) is not applicable. Not a bridge.

Sources #

Internal
Liquity profile meta -- not a bridge.research/protocols/liquity/00-profile.meta.json -- has_bridge_surface: false, is_a_bridge: falseretrieved 2026-05-16

Methodology #

Determine whether the bridge inbox accepts a default-value (bytes32(0)) Merkle root as a valid proof root (Nomad bug class).

See the full factor methodology and distribution across all protocols →

rubric_version v1.7.0 protocol liquity factor RD-F-154 score not_applicable collected_at 2026-05-16 10:35:50