ERC4337 (1) L2 (1) account abstraction (1) architecture (1) arithmetic (1) blockchain (1) design (1) economics (1) guide (1) interfaces (1) oracles (1) post-deployment (1) precision (1) price data (1) prices (1) process (1) sequencer (1) test (1) tools (1) vyper (1) whitepaper (1)