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: 107
Hash: 60622c13a45faa94094ceb427e1dee6da9ceaf27a9951d6d949393ad37e9def1
Previous block: 02e6912b026c1445cf45ea704d7dc07d2073287ad011fdbb4047f474d78dc832
Next block: 735ba0a09bd94df81a12261086827811a9697fc27b40c68539e948506583b5a5
Weight: 868
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1701597885
Stripped size: 217
Size: 217
Nonce: 0
Merkle root: 37ea722cec9cf24e4dbda7ce11ee33590b13ba96c76415f493062db1e60eb1a7
Median time: 1701597884
Difficulty: 4.656542373906925e-10
Confirmations: 2137
Chainwork: 00000000000000000000000000000000000000000000000000000000000000d8
Bits: 207fffff