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: 2068
Hash: 5dc65289c679d90f100909eedfe171dca4c5e28bc301125e5d543a7a581c4d75
Previous block: 65cf36638cb8752e77256cbd6a59e16d7d85d9f031b56a75a78b1a32e6583f8c
Next block: 116e181ccf30a59dd674b098a6bec79ec7318e3a087cd99f5bb47278074a83b8
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1728964781
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: 14322622c636762c05cd1fa809845bfc5962632c1132cefd17b19bc7b574d8ea
Median time: 1728964780
Difficulty: 4.656542373906925e-10
Confirmations: 176
Chainwork: 000000000000000000000000000000000000000000000000000000000000102a
Bits: 207fffff