One recorded fixture (Canada 2–1 France) relayed from TxLINE/Solana to Base down two independent lanes — Level 3 RPC quorum via Chainlink CRE and Level 4 Wormhole VAA verified on-chain — both deriving the same attestation id: DUAL FINALIZED. Base Sepolia contracts and transactions are real; Solana leg, CRE DON and guardian set are simulated and labeled in-product.