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: 2528
Hash: 5d02c75c14aae4946682cd6ac43181c9c7be65b006e86ce4d1044fea6700abbc
Previous block: 597ddfe1a364059fe99f4a269dc5737b26d0be9793b6860fd7b3d375b9fe426f
Next block: 7a91823a7f83d6a7c551a936058bdae86f4ddd1f0861e09bc792715b379edffc
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1743847308
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: 9048dc7f11bb24248900092710f7552e19c279ca4499f8e9b8c369602f1ca30f
Median time: 1743847307
Difficulty: 4.656542373906925e-10
Confirmations: 115
Chainwork: 00000000000000000000000000000000000000000000000000000000000013c2
Bits: 207fffff