# Glossary **leadBTC** — An ERC-20-style token representing BTC 1:1 on EVM networks.\ **MPC** — Multi-Party Computation, a method of splitting key material so multiple parties/shards must cooperate to sign.\ **OP\_RETURN** — A field in Bitcoin transactions used to store small pieces of data (LeadFi uses it to map your EVM address during mint).\ **OFT** — Omnichain Fungible Token; a cross-chain token pattern used with LayerZero for bridging. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.leadfi.org/reference/glossary.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.