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: 1088
Hash: 7c138382f3796ddfb842ca63844e72a1b848a13cb6e41ca4e2bfa41a69f3a2b2
Previous block: 7c3f3bfa24fbf7bb2f1b33cc1636e51902371d9a263f591daffa902557a613b1
Next block: 492d10dfa3920fbd5e7114ed704351f16758c37d9711a009578e587a4bc85c59
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1707857850
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: 2e0d7aa15b2a3009a6f7c521c0bb20c621386fca8f9e7ed3c226b06fce426fea
Median time: 1707857849
Difficulty: 4.656542373906925e-10
Confirmations: 1156
Chainwork: 0000000000000000000000000000000000000000000000000000000000000882
Bits: 207fffff