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: 2276
Hash: 1855e172cdba3ed3a50d9f3df9cbf21e50fe7186f11445a592e1da38fc75d402
Previous block: 72e7182848480c23bee47ba93af25ebbaba99ce2f54b49e9f7e1e0c346c7d521
Next block: 22d2990d6eb0111da8d4c2df8016ae835c83fe8e6e1c4c082ec4a003f73aa55d
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1743847266
Stripped size: 218
Size: 254
Nonce: 2
Merkle root: dc65046483e816aa59aafa3f5bfaa902dbc8bd822e206fb39d8d8c8470563aeb
Median time: 1743847265
Difficulty: 4.656542373906925e-10
Confirmations: 367
Chainwork: 00000000000000000000000000000000000000000000000000000000000011ca
Bits: 207fffff