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: 2559
Hash: 116136edf989531b0e1f759da1263d749ac38a5a4db3951cc8c2f53f307cb964
Previous block: 6bda1de66f0cbb8c21ad1b324ac4bb6f8623dea8cdbf970640e1c1b0fe29137f
Next block: 04ece2f3dbc87c9c750196f4e492305b5fedbc6152741d1cc43ed51b258b221d
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1743847313
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: 916067029b6c83e2e19a2309a34bea9295ca2dfebeb1e2813c09287a200ae9a1
Median time: 1743847312
Difficulty: 4.656542373906925e-10
Confirmations: 84
Chainwork: 0000000000000000000000000000000000000000000000000000000000001400
Bits: 207fffff