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: 1082
Hash: 50f35bc1c9dca38aac315ddb68f7615337d4e86838997b5ca93953a1b4e25d6f
Previous block: 2ab896826c007956f0aaa76be4e1f873313dc2d4183ce185e20744b8b1927dfe
Next block: 2cf727410bb2a53b5a9dede736666056f45b92715428e3909560e240ca22bfd6
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1707857849
Stripped size: 218
Size: 254
Nonce: 1
Merkle root: e8e6deeb93ab069703141113eac031ec812e58abb77dfd8bc325b6afc9655b44
Median time: 1707857848
Difficulty: 4.656542373906925e-10
Confirmations: 1162
Chainwork: 0000000000000000000000000000000000000000000000000000000000000876
Bits: 207fffff