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: 2280
Hash: 3333498396396b00833cef1aaaeef903992144a13d9c00ffe2720223a070fc94
Previous block: 7485b0d5be12b23a5953c534b30031f56ad2fded667fe46b1f642d2b8be21c8d
Next block: 18f6a1ea4786714be9041efdbbec760f24a7cc472c5c402aefb49581f278f9fe
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1743847267
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: d3fe2e875a2d39431ba3bff3b3ff4fb1b8183ed4a5ac9262cb7e1d11ce2f22cc
Median time: 1743847266
Difficulty: 4.656542373906925e-10
Confirmations: 363
Chainwork: 00000000000000000000000000000000000000000000000000000000000011d2
Bits: 207fffff