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: 1185
Hash: 45c7043bcac3d559d14904cbc9efead828e23a16ad36c5d9f5f9888a17509c9e
Previous block: 25ffd242ac9204e64640a59bde1a335c77b566fac96c23a1e4e5aff6035f2799
Next block: 6a73405a87384e13816c90263ca93936669d9e3e9cdcfad497cb60cfb0f95026
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1707857866
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: df4c59eb82b3b55ece8a1e455795128f11ff0cb7426211d9affe68eaad9b5780
Median time: 1707857865
Difficulty: 4.656542373906925e-10
Confirmations: 1059
Chainwork: 0000000000000000000000000000000000000000000000000000000000000944
Bits: 207fffff