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: 816
Hash: 2d8dcb6aded2b173f941da6974395d39b74ede03fc2a3da751278a24baa09e94
Previous block: 7c93db3686f35af47a5806008912df35252a55b7efb71a1cf310282a0dc01348
Next block: 1f7fb47cd7af47526406d1ba2aef825423caf0501e4046ab0570cdf8dde40e7c
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1707857804
Stripped size: 218
Size: 254
Nonce: 1
Merkle root: 35ce313a6ccaae0ef57239aaccfbddcecb7f1c6fd5f37cf6beed038c3806288d
Median time: 1707857804
Difficulty: 4.656542373906925e-10
Confirmations: 1428
Chainwork: 0000000000000000000000000000000000000000000000000000000000000662
Bits: 207fffff