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: 1882
Hash: 27b92a047fc2b012cdfce8d54e2d339c673078cdd6f0c9f51b7477e1b13fabe5
Previous block: 6eb6c8fc3db7da99ed93bee9abb5b59a34cf5974832b32c4bbaf0d4b4132c143
Next block: 62b7cd2247f11ee4f7b990848552ed7f32c10b20ff339400d7d83f2dd381fc1e
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1719159237
Stripped size: 218
Size: 254
Nonce: 1
Merkle root: 6664caf39edbbe99afc17bd20337a0526812ed97a63f7f555782907d0452aa7e
Median time: 1719159236
Difficulty: 4.656542373906925e-10
Confirmations: 362
Chainwork: 0000000000000000000000000000000000000000000000000000000000000eb6
Bits: 207fffff