chain-tools.use.x402atlas.com
7 resources listed under chain-tools.use.x402atlas.com.
Source: https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources · last updated 2026-09-18
Resources
Solana Program Derived Address (PDA) calculator — derive the canonical
Solana Program Derived Address (PDA) calculator — derive the canonical off-curve address and bump from bounded public seeds offline, without RPC or key handling.
Keccak Merkle proof verifier — validate inclusion plus exact leaf inde
Keccak Merkle proof verifier — validate inclusion plus exact leaf index and count proof shape for the Atlas sorted-pair tree profile.
Keccak Merkle tree and proof builder — generate indexed sorted-pair in
Keccak Merkle tree and proof builder — generate indexed sorted-pair inclusion proofs with domain separation and explicit odd-node promotion.
CREATE2 deterministic contract address calculator — derive the EIP-101
CREATE2 deterministic contract address calculator — derive the EIP-1014 EVM deployment address, preimage, hashes, and EIP-55 checksum offline without RPC.
EVM address checksum and validation tool — normalize one Ethereum-comp
EVM address checksum and validation tool — normalize one Ethereum-compatible address and validate mixed-case EIP-55 input offline.
Solidity ABI calldata encoder — encode canonical typed values for an E
Solidity ABI calldata encoder — encode canonical typed values for an EVM smart-contract function call, with an optional selector and exact 256-bit integers.
Strict Solidity ABI calldata decoder — decode canonical EVM smart-cont
Strict Solidity ABI calldata decoder — decode canonical EVM smart-contract function calls or typed values, verify selectors, and reject ambiguous offsets or padding.
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