[**brk-client**](../README.md) *** [brk-client](../globals.md) / BlockHashTxIndex # Interface: BlockHashTxIndex Defined in: [Developer/brk/modules/brk-client/index.js:170](https://github.com/bitcoinresearchkit/brk/blob/41ec24c81e5075cce1fd92557af02306ad5e61c7/modules/brk-client/index.js#L170) ## Properties ### hash > **hash**: `string` Defined in: [Developer/brk/modules/brk-client/index.js:171](https://github.com/bitcoinresearchkit/brk/blob/41ec24c81e5075cce1fd92557af02306ad5e61c7/modules/brk-client/index.js#L171) Bitcoin block hash *** ### index > **index**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:172](https://github.com/bitcoinresearchkit/brk/blob/41ec24c81e5075cce1fd92557af02306ad5e61c7/modules/brk-client/index.js#L172) Transaction index within the block (0-based)