[**brk-client**](../README.md) *** [brk-client](../globals.md) / BlockInfoV1 # Interface: BlockInfoV1 Defined in: [Developer/brk/modules/brk-client/index.js:209](https://github.com/bitcoinresearchkit/brk/blob/cc5b6da341b469859cb457c9c0c93a547eb6ee00/modules/brk-client/index.js#L209) ## Properties ### bits > **bits**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:214](https://github.com/bitcoinresearchkit/brk/blob/cc5b6da341b469859cb457c9c0c93a547eb6ee00/modules/brk-client/index.js#L214) Compact target (bits) *** ### difficulty > **difficulty**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:216](https://github.com/bitcoinresearchkit/brk/blob/cc5b6da341b469859cb457c9c0c93a547eb6ee00/modules/brk-client/index.js#L216) Block difficulty *** ### extras > **extras**: [`BlockExtras`](BlockExtras.md) Defined in: [Developer/brk/modules/brk-client/index.js:224](https://github.com/bitcoinresearchkit/brk/blob/cc5b6da341b469859cb457c9c0c93a547eb6ee00/modules/brk-client/index.js#L224) Extended block data *** ### height > **height**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:211](https://github.com/bitcoinresearchkit/brk/blob/cc5b6da341b469859cb457c9c0c93a547eb6ee00/modules/brk-client/index.js#L211) Block height *** ### id > **id**: `string` Defined in: [Developer/brk/modules/brk-client/index.js:210](https://github.com/bitcoinresearchkit/brk/blob/cc5b6da341b469859cb457c9c0c93a547eb6ee00/modules/brk-client/index.js#L210) Block hash *** ### mediantime > **mediantime**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:222](https://github.com/bitcoinresearchkit/brk/blob/cc5b6da341b469859cb457c9c0c93a547eb6ee00/modules/brk-client/index.js#L222) Median time of the last 11 blocks *** ### merkleRoot > **merkleRoot**: `string` Defined in: [Developer/brk/modules/brk-client/index.js:217](https://github.com/bitcoinresearchkit/brk/blob/cc5b6da341b469859cb457c9c0c93a547eb6ee00/modules/brk-client/index.js#L217) Merkle root of the transaction tree *** ### nonce > **nonce**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:215](https://github.com/bitcoinresearchkit/brk/blob/cc5b6da341b469859cb457c9c0c93a547eb6ee00/modules/brk-client/index.js#L215) Nonce *** ### previousblockhash > **previousblockhash**: `string` Defined in: [Developer/brk/modules/brk-client/index.js:221](https://github.com/bitcoinresearchkit/brk/blob/cc5b6da341b469859cb457c9c0c93a547eb6ee00/modules/brk-client/index.js#L221) Previous block hash *** ### size > **size**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:219](https://github.com/bitcoinresearchkit/brk/blob/cc5b6da341b469859cb457c9c0c93a547eb6ee00/modules/brk-client/index.js#L219) Block size in bytes *** ### stale? > `optional` **stale?**: `boolean` Defined in: [Developer/brk/modules/brk-client/index.js:223](https://github.com/bitcoinresearchkit/brk/blob/cc5b6da341b469859cb457c9c0c93a547eb6ee00/modules/brk-client/index.js#L223) Whether this block has been replaced by a longer chain *** ### timestamp > **timestamp**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:213](https://github.com/bitcoinresearchkit/brk/blob/cc5b6da341b469859cb457c9c0c93a547eb6ee00/modules/brk-client/index.js#L213) Block timestamp (Unix time) *** ### txCount > **txCount**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:218](https://github.com/bitcoinresearchkit/brk/blob/cc5b6da341b469859cb457c9c0c93a547eb6ee00/modules/brk-client/index.js#L218) Number of transactions *** ### version > **version**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:212](https://github.com/bitcoinresearchkit/brk/blob/cc5b6da341b469859cb457c9c0c93a547eb6ee00/modules/brk-client/index.js#L212) Block version *** ### weight > **weight**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:220](https://github.com/bitcoinresearchkit/brk/blob/cc5b6da341b469859cb457c9c0c93a547eb6ee00/modules/brk-client/index.js#L220) Block weight in weight units