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: 2378
Hash: 3ba8d6633853f83c3b1c0fd0e1e8685edb49abb5bbc160ba4fc770a338e73a5b
Previous block: 337ecba7655c20f8a0104dd72031c003dd194d175964086b4f369b2c36bf63f6
Next block: 473c21d49bfd3b8c1de7cbd09b6439627182ed941b6c027d737cd1432fed57ba
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1743847283
Stripped size: 218
Size: 254
Nonce: 1
Merkle root: 739eaeba51c9365663f644b60a952654bc1860667aa8cfe2462efac425dc3e17
Median time: 1743847282
Difficulty: 4.656542373906925e-10
Confirmations: 265
Chainwork: 0000000000000000000000000000000000000000000000000000000000001296
Bits: 207fffff