37 - Recipient
The 20-byte Ethereum address of the transaction’s recipient which can be an EOA or a Contract Account.
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The Ethereum protocol does not validate recipient addresses in transactions. One can send a transaction to an address that has no corresponding private key or contract. Validation should be done at the user interface level.
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Note that there is no from address in the transaction because the EOA’s public key can be derived from the v, r, s components of the ECDSA signature and the transaction originator’s address can be derived from this public key
- Consists of 20-byte address for the tx recipient
- EOA Address or Contract Account
- Any potential address
- There is no protocol validation
- Target address
- No from address
- Can be derived from v, r, s -> pub key -> address
recipient