7 immutable on-chain primitives on Base mainnet: stealth addresses, slashable promises, conditional drops, time capsule, address tagging, group bounties, atomic swaps. 220 tests passing.
ethereum smart-contracts primitives solidity base evm foundry airdrop ai-agents htlc atomic-swap defi onchain stealth-addresses base-mainnet thryx eip5564
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Updated
May 4, 2026 - Solidity