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.

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Enter a block height, e.g. 123, or the start of a bitcoin address, e.g. mxMfLjAez

Height: 59
Hash: 136dfbd3737b46323f3de732a2b244a18087034b9fe799be7fe6afd99d0a7416
Previous block: 1524ccea349ba9f976be4262b0397e6305814f7d7a68d03887424f6698c207da
Next block: 631c42e9f8a63810667d93c34a29eca238463ea94106ce1fc50034322a34ec74
Weight: 868
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1701597877
Stripped size: 217
Size: 217
Nonce: 0
Merkle root: e2d9f74c82f6456f65583802487ff705d58c0ccd018343e69cbaca3f691a05d9
Median time: 1701597876
Difficulty: 4.656542373906925e-10
Confirmations: 2185
Chainwork: 0000000000000000000000000000000000000000000000000000000000000078
Bits: 207fffff