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: 1080
Hash: 2429216aca947b5636aaedf524209fbb61b5aae754df367b80fc5cdc08449b0d
Previous block: 0044ded55a3c089633aa1332024ad81fbbb685c10e258dcec7f5bd53c7c47b51
Next block: 2ab896826c007956f0aaa76be4e1f873313dc2d4183ce185e20744b8b1927dfe
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1707857848
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: 1aa0566b504898b61ee82b99fdf679277ea94826378553f46d5eca266b106358
Median time: 1707857848
Difficulty: 4.656542373906925e-10
Confirmations: 1164
Chainwork: 0000000000000000000000000000000000000000000000000000000000000872
Bits: 207fffff