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: 1113
Hash: 6c99d14d218f4a76efd33d6847c728bdbd7d70037e2bf7c4421adbb3d751c47c
Previous block: 4c0b5e918a0b6f18f5b920a03ae943708272ca15654ba821b30d1845a60ab177
Next block: 36c3a121f3e7cce4fa5e39b56a3765857c1a3019827d0776348f72aa4c445416
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1707857854
Stripped size: 218
Size: 254
Nonce: 1
Merkle root: 2e67a287dba9a3ce3b7450b818584f27d7076725f8e53313288efe91f288e701
Median time: 1707857853
Difficulty: 4.656542373906925e-10
Confirmations: 1131
Chainwork: 00000000000000000000000000000000000000000000000000000000000008b4
Bits: 207fffff