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: 2361
Hash: 3e148477d767ccfb186e59b3c1a147e83c11b910df986ff9b7103da24584cde5
Previous block: 0829b7bb6e7d1c537c79245ba259e22e8818ae8fa0908446e7d042d79fd98e12
Next block: 61fa152f19d73bfde90b98fd7b74812c5c008a605b4074feecb097db938de6bd
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1743847280
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: d0c1e2eb15d1865007e29703fe3e07902d63f693cbafcd97a64c512c94a1787f
Median time: 1743847279
Difficulty: 4.656542373906925e-10
Confirmations: 282
Chainwork: 0000000000000000000000000000000000000000000000000000000000001274
Bits: 207fffff