USTB_ETHEREUM_FIRST_SEEN_AT_BLOCK

Documentation for eth_defi.tokenised_fund.superstate.constants.USTB_ETHEREUM_FIRST_SEEN_AT_BLOCK data.

USTB_ETHEREUM_FIRST_SEEN_AT_BLOCK = 18725909

First Ethereum block with USTB proxy bytecode.

Determined with an archive-RPC binary search on 2026-07-17. The preceding block has no code at USTB_ETHEREUM_ADDRESS.