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: 1176
Hash: 1fcd6f9c7e9fc97751dbc52b35bf36a33332105fbe4c54310f4552389c042e0f
Previous block: 140608ee6e80e23aefb23adb267af683554f0beaf70164881864957bf6188d08
Next block: 70f19b4e7789c5b421840ae254fff93c13ee1e9b044e4c72fc2a0159da312b4a
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1707857864
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: 6d2d04ab514aa30088e356026432a03814908d71f14420e28ab215dbe22154c1
Median time: 1707857864
Difficulty: 4.656542373906925e-10
Confirmations: 1068
Chainwork: 0000000000000000000000000000000000000000000000000000000000000932
Bits: 207fffff