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: 1085
Hash: 7d9c9fbe0284931d20bed888c483d07f76573e116c972180983ef352b1e6b7fa
Previous block: 7dfbe1da0ca88ea969b09488da5d48133de7c8db0873c41b5104f2b0b2bea445
Next block: 2ee358149776a6f8b2f143b3341e97d17688a680e9878eb761b01739f2731206
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1707857849
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: 050e57508cc5dae1b4d36133ccd9efa4ef25a6f6ea6328c481eee3885fa16baa
Median time: 1707857848
Difficulty: 4.656542373906925e-10
Confirmations: 1159
Chainwork: 000000000000000000000000000000000000000000000000000000000000087c
Bits: 207fffff