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: 2582
Hash: 22c62bee18c6f91a0c82829be6bdf508185218256183aafd811d0143faec381a
Previous block: 1f8c292dc6876ec64e9eeb6aa03ea2a3430530b473ee6838543f7c7eb8cd37bb
Next block: 1f3985c476463858645958b86abaf15b06d1928a36f1571d70694c41a6ae7e71
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1743847317
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: d339ea5b6eaf93bb147048877fd5627fec0c13a17c072942f3f122ae35c6235a
Median time: 1743847316
Difficulty: 4.656542373906925e-10
Confirmations: 61
Chainwork: 000000000000000000000000000000000000000000000000000000000000142e
Bits: 207fffff