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: 362
Hash: 6802fa2132af06f9be558eedcfa18ef9a63d86eb3b723137eb5c5479b7d3aa20
Previous block: 53b672c44a6387ec96f01d8c11dcf8e97825b6a585c18741cf2fa8c4ed391f6e
Next block: 6e85621f0ab926b9d90a0ed510becf3478273c1843d4dba6d29c722c2ac0d6cf
Weight: 872
Versionhex: 30000003
Version: 805306371
Transactions:
Time: 1701597928
Stripped size: 218
Size: 218
Nonce: 0
Merkle root: c6a5066041272772573906770656d85f3d0639148268ce2760a9f91f1f405e70
Median time: 1701597927
Difficulty: 4.656542373906925e-10
Confirmations: 1882
Chainwork: 00000000000000000000000000000000000000000000000000000000000002d6
Bits: 207fffff