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: 435
Hash: 1d1065981502874d3511145c8265cdf52a77e834c3a7807b804ab6d93c204715
Previous block: 2df6e21151a6ead356b25ad21696b9d2378087ca35978004ee894ab592a8a25a
Next block: 0eb4fbd160f1267014c0d9b5e19098751e4250ba6694f05e79b0294ac4df3e8c
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1701864216
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: 9057b40d2519739b6238151bf55c76dafb61515986851a9eed5c23bcccd8ce02
Median time: 1701864215
Difficulty: 4.656542373906925e-10
Confirmations: 1809
Chainwork: 0000000000000000000000000000000000000000000000000000000000000368
Bits: 207fffff