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: 2467
Hash: 3fe93493adfa75149fa03b76a37fb4a798f63c001449b92ce59619a117a97470
Previous block: 664db5f7e84180f047880569f32498253c0aa4f88346f5c723e6ad9a04685bce
Next block: 0dc475770e808c3f86c9e1405d94da577471e7413ba53e3b9934450c21b921d4
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1743847298
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: d23590c637bf101431542b322b682cbc977a641d28179e5933121e270c2fc936
Median time: 1743847297
Difficulty: 4.656542373906925e-10
Confirmations: 176
Chainwork: 0000000000000000000000000000000000000000000000000000000000001348
Bits: 207fffff