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: 1181
Hash: 09211ac6ba0aee466787fac33659c5d188074a0c58d16cb50dc73d7e1bc18e58
Previous block: 042d48ba246581f224886adc0b9dcd2f01a10f48e9a8b80d5e7da46ec9431f89
Next block: 74402be87dc961bb8834932a3800cf9ccfef186f8186725828c3cb532f1904e8
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1707857865
Stripped size: 218
Size: 254
Nonce: 2
Merkle root: 4c2320ef25ed1619270b913a892e95774d8ba2089bc895ab17bb8c63cda4e12e
Median time: 1707857864
Difficulty: 4.656542373906925e-10
Confirmations: 1063
Chainwork: 000000000000000000000000000000000000000000000000000000000000093c
Bits: 207fffff