Fidelity Investments has filed to register a tokenized version of its US dollar money market fund on Ethereum.The move aligns Fidelity with industry giants like BlackRock and Franklin Templeton, who are exploring real-world asset (RWA) tokenization.The new share class named 'OnChain' is designed to track transactions of the Fidelity Treasury Digital Fund.The initiative aims to provide increased transparency and verifiable tracking of transactions via blockchain.