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: 1111
Hash: 09b537c0b462a736572155a48f18d5f29274f7044d2127ca7661acf30d4fd942
Previous block: 45b4d8c1c9c891aba5f62466389aa466b33eba0fc65f225b73061b9e78550f08
Next block: 4c0b5e918a0b6f18f5b920a03ae943708272ca15654ba821b30d1845a60ab177
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1707857854
Stripped size: 218
Size: 254
Nonce: 1
Merkle root: c629af9cb3ae4311235d1620049ec19f35f31f7f2d0675be780a656c2e724a9f
Median time: 1707857853
Difficulty: 4.656542373906925e-10
Confirmations: 1133
Chainwork: 00000000000000000000000000000000000000000000000000000000000008b0
Bits: 207fffff