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: 2562
Hash: 725c278f36f0c97337cdb5cceb71a56ae25b0aa322e8045a63b1af754b411189
Previous block: 2aa0f7db77b7c3a0bf16680b830fa0ff083dd0d921f46689793a61a7fc08f5ad
Next block: 51495603334d44ef69c7252cfe5132bb1dddacd4c11361fa87c7b5e5ebceaee9
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1743847314
Stripped size: 218
Size: 254
Nonce: 4
Merkle root: e5102699c91a4b33eb40f2cc102199d67e8239b3c6053976b276737d86ab42e2
Median time: 1743847313
Difficulty: 4.656542373906925e-10
Confirmations: 81
Chainwork: 0000000000000000000000000000000000000000000000000000000000001406
Bits: 207fffff