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: 2436
Hash: 471b3bf81426db86381bf78845d6e07184754a27cf391edd902fa9285bcb329a
Previous block: 3a6431071aed1327369ee83ac6f9c51b80d4ed45bc5f3f652f8640b387ab212e
Next block: 099c29c0f33e347ba0f7acb0aa835e54c723833bd132c038cdba67e1a2fef08e
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1743847293
Stripped size: 218
Size: 254
Nonce: 1
Merkle root: 1626c5b31fac66da388afb33a84b568f642b134ca7092ea598d2e9dced755413
Median time: 1743847292
Difficulty: 4.656542373906925e-10
Confirmations: 207
Chainwork: 000000000000000000000000000000000000000000000000000000000000130a
Bits: 207fffff