★ Default bytes32(0) acceptable as valid root
dYdX v4 (dYdX Chain)'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 #
No protocol-operated bridge with Merkle root validation. No bytes32(0) root acceptance risk. has_bridge_surface=false. F154 star-critical factor: not applicable — no bridge surface to assess.
Sources #
- Internal00-profile.md §7Profile §7: has_bridge_surface=false; no bridge inbox or Merkle root verification in protocolretrieved 2026-05-17
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 dydx-v4 factor RD-F-154 score not_applicable collected_at 2026-05-17 09:58:47