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: 2612
Hash: 6f6921b9af2c718eb8c1a66fc2ce0bcd019b611acd209b51987861567a32f5e9
Previous block: 124ad510a919ae1e6bca74aec7a8e6efacc2e1715b1ff662730af94f0b49b740
Next block: 09f5126725f8e50e979b2db732ad08b3281215a3276a6d0bdaa939a638d31b30
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1743847322
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: 92812a96fa0714366b44666ac455200105b14f9d2449d40ac0b477d979977ed3
Median time: 1743847321
Difficulty: 4.656542373906925e-10
Confirmations: 31
Chainwork: 000000000000000000000000000000000000000000000000000000000000146a
Bits: 207fffff