D10
Cross-Chain Messaging
Conditional: bridge trust model, sequencer risk, fraud proof maturity, cross-chain replay risk.
Weight conditional78% confidence
60
Moderate
info
How This Score Is Built
Conditional: bridge trust model, sequencer risk, fraud proof maturity, cross-chain replay risk.
+23Strong positive
+12Positive
+5Slight positive
−15Strong negative
−8Negative
−3Slight negative
Scoring Tree
BRI Formula
300 + 700 × ∏(Dᵢ/100)^wᵢ
730
Current BRI
D10Cross-Chain Messaging
Weight 9%
60
(60/100)^0.09 = 0.9551
Contributing Factors
+15Base: single sequencer (Coinbase) — liveness SPOF
+157-day withdrawal delay (standard OP Stack)
+15No fraud proof system live yet
+15PRIM-001 cross-chain replay is confirmed finding
Evidence Sources
blackhart_analysisMay 4sha256:3678f02b7b40....
Score Composition
+15
Base: single sequencer (Coinbase) — liveness SPOF
Positive
+15
7-day withdrawal delay (standard OP Stack)
Positive
+15
No fraud proof system live yet
Positive
+15
PRIM-001 cross-chain replay is confirmed finding
Positive
Evidence Chain (2 files)
GitHub APIMay 17, 2026, 06:58 PM
open_in_newGitHub (/)sha256:f0315d8bdf2a...
BlackHart AnalysisMay 4, 2026, 02:00 PM
sha256:3678f02b7b40...
Score History
No dimension-level score changes recorded yet.
Methodology: 2.1Formula: 1.1Weights: 1.1