{"id":66386,"library":"zkp-u256","title":"ZKP U256","description":"Performant implementation of 256-bit unsigned integers for zero-knowledge proofs.","status":"active","version":"0.2.1","language":"rust","source_language":null,"source_url":"https://github.com/0xProject/starkcrypto","tags":["zkp","u256","integer","cryptography"],"install":[{"cmd":"# Cargo.toml\n[dependencies]\nzkp-u256 = \"0.2.1\"","lang":"toml","label":"Cargo.toml"},{"cmd":"cargo add zkp-u256","lang":"bash","label":"cargo add"}],"dependencies":[],"imports":[{"symbol":"U256","correct":"use zkp_u256::U256;"}],"quickstart":{"code":"use zkp_u256::U256;\n\nfn main() {\n    let a = U256::from(42u64);\n    let b = U256::from(10u64);\n    let sum = a + b;\n    println!(\"Sum: {}\", sum);\n}","lang":"rust","description":"Demonstrates basic arithmetic with 256-bit integers."},"warnings":[],"env_vars":null,"search_vec":"'256':6 'bit':7 'cryptographi':18 'implement':4 'integ':9,17 'knowledg':13 'perform':3 'proof':14 'u256':2,16 'unsign':8 'zero':12 'zero-knowledg':11 'zkp':1,15","created_at":"2026-06-17T17:22:55.581659+00:00","updated_at":"2026-06-17T17:22:55.581659+00:00","problems":[],"ecosystem":"crates","meta_description":null,"install_score":null,"quickstart_score":null,"quickstart_tag":null,"pypi_latest":null,"cli_name":null,"cli_version":null,"type":"library","homepage":"https://github.com/0xProject/starkcrypto","github":"https://github.com/0xProject/starkcrypto","docs":"https://docs.rs/zkp-u256/","changelog":null,"pypi":null,"npm":null,"openapi_spec":null,"status_page":null,"smithery":null,"categories":["crypto","utility"],"base_url":null,"auth_type":null,"provenance":{"verified_status":null,"verified_at":null,"last_verified":"2026-06-17","next_check":"2026-12-14","install_tag":null}}