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: 1045
Hash: 722b54c8a6cad3de726128a568174485a0cbff220f6a8bd96dde39011c983e29
Previous block: 6ab85bff8a83614ab38e66b855f9f3c7c1e1313c13d246771cfdd974cd270772
Next block: 254ef49f70aeb1b552e46e6ef42f750f170f12ad3c0e63e3621639068b28b996
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1707857843
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: 9f2cab9943c138d9b655397767176cf18c3e3f27c16224c377f7059f837cace4
Median time: 1707857842
Difficulty: 4.656542373906925e-10
Confirmations: 1199
Chainwork: 000000000000000000000000000000000000000000000000000000000000082c
Bits: 207fffff