# v0.1.0 ### Implementation The version is developed for the fundamental functionalities. The supported capacities include: * [x] Issue: Support metadata and some constraint fields * [x] Free Mint: Fair launch * [x] Authorized Mint: Issuing authority signature required * [x] Limited Time Mint: Mint will not be available after the given end block * [x] Bulk Operations: Up to 10 operations in the single transaction ### APIs * Query all the SBT collections ``` GET /collections ``` * Query the SBT collection by symbol ``` GET /collections/:symbol ``` * Query the specified SBT token by symbol and token id ``` GET /sbts?symbol=&id= ``` * Query all the SBT tokens owned by the given address ``` GET /sbts/address/:address ``` * Query the specified SBT token owned by the given address ``` GET /sbts/address/:address?symbol= ``` --- # 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://btc-sbt.gitbook.io/btc-sbt-protocol/indexer/v0.1.0.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.