The explorer is running in 'regtest' mode. This saves disk space, but there is limited data.
The code for this application can be found at github.com/pdxrod/blockchain_explorer.

home    blocks

Enter a block height, e.g. 123, or the start of a bitcoin address, e.g. mxMfLjAez

Height: 1163
Hash: 113998a2918fbb0426fc1ca4b3c5bf828ab78da18bb1ca20e742ce7ae6d83a49
Previous block: 2cb61806c8cd270475112926d0e84832a4525b90ec3bee164705379604767151
Next block: 192566ca1198019963d0db67de337a4ace4e27a63f191b2f14e250703d5e1782
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1707857862
Stripped size: 218
Size: 254
Nonce: 2
Merkle root: 8a4c8ac97b54839a3b47b18bff8b54c34fb5e71b5a214fc1c88056bdf3c1a06d
Median time: 1707857861
Difficulty: 4.656542373906925e-10
Confirmations: 1081
Chainwork: 0000000000000000000000000000000000000000000000000000000000000918
Bits: 207fffff