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: 1364
Hash: 3709a08447b3eedba642f6c3e57f0cb90381aeb5be520be2056cf4c620d03977
Previous block: 60d600031b26a9aeb60a52ea3a485487593a28e58dbfc6a36686aed9d3103b17
Next block: 0d696b7441480dd88135be98ef2145a072b0f5f071ff50ed2c51f860651b5918
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1718697635
Stripped size: 218
Size: 254
Nonce: 1
Merkle root: 65b5560c490cebe42f0a5aa193af04892aa15aa870ef1af0145817f356ff1f06
Median time: 1718697634
Difficulty: 4.656542373906925e-10
Confirmations: 880
Chainwork: 0000000000000000000000000000000000000000000000000000000000000aaa
Bits: 207fffff