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: 2006
Hash: 2829cf152654a389733db80716c562445a8e1cbf574a9825d17b9ea9332f138f
Previous block: 061b6434554fc2fd4143a77cf42c75a37256e5a79f28e1c15a24d6f0f1bdb246
Next block: 4ebee188d7f8163a0c0dcb25a7f9a390d408833b8bb82533f64d0ae317e7096a
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1719159258
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: b1294cabd5ca0f3dc9e4d1c96d35599578f21a6c048e2a30e6e057afa30030d2
Median time: 1719159257
Difficulty: 4.656542373906925e-10
Confirmations: 238
Chainwork: 0000000000000000000000000000000000000000000000000000000000000fae
Bits: 207fffff