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: 785
Hash: 231c87950e83bf5596dbc0bbd2d65e36b9ac7edd8492f163bcdaaaecf4928418
Previous block: 21081501323db2de78095accf593dde91dd79bc07844f7fc59abc4a23c4a5a7b
Next block: 33225cc86acd981f56e3af32ade70e5f5becedafde5b36fcc454b648fb628587
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1701864274
Stripped size: 218
Size: 254
Nonce: 1
Merkle root: 49895795427c2cc7d1a244e7d0d46709a51897c464a315b54de6880b7c5cfe43
Median time: 1701864273
Difficulty: 4.656542373906925e-10
Confirmations: 1459
Chainwork: 0000000000000000000000000000000000000000000000000000000000000624
Bits: 207fffff