{"machine":"solidity-pack-hash","slot":"S123","title":"Solidity encodePacked + keccak","how_to_call":"POST https://innernetcorp.com/machines/solidity-pack-hash with Content-Type: application/json","price_usd":"$0.003","currencies":["USDC","EURC"],"payment":"x402: send the POST without payment to receive a 402 with signed requirements; pay any option and retry.","input_example":{"items":[{"type":"address","value":"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"},{"type":"uint256","value":"42"}]},"input_schema":{"type":"object"},"summary":"Compute keccak256(abi.encodePacked(...)) for address/uint/bytes/string values - commitment schemes, merkle leaves, signature digests.","catalog":"/catalog"}