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: 2460
Hash: 465b6bec25549af48b5eb0d7c9d2cf0aa78ec8d1e17eeda2617d1f751de84a47
Previous block: 43054e83c09782f2b0f6a55ca17c42fe5edb6482ccdb4b962805c83e570f96ac
Next block: 72d640e10b7cc74f3825da5fc4c98dbba1f505d6e91ac5da0481d961da74be8c
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1743847297
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: f9c2a57510f459b0be67da6037101d7d111ae1904b7abaab7f8f711aa0117fb8
Median time: 1743847296
Difficulty: 4.656542373906925e-10
Confirmations: 183
Chainwork: 000000000000000000000000000000000000000000000000000000000000133a
Bits: 207fffff