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: 2323
Hash: 205c09bf8ddd6318aadee1fbf34eba3fd90f13033fe2a7223300958aa74c3e24
Previous block: 533b421bf8e292b3276ecd8580ef5c6295170b60eb643526ae00be9a924cd880
Next block: 3abaf0a66789a16e1fb9f420cea7574ea849289ac0f956cf60d80b431bdf72ed
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1743847274
Stripped size: 218
Size: 254
Nonce: 0
Merkle root: b0293179c968d08d3aa6598f1f88d76f7a7bc1b93d7ff8354b703e47cbba7b7a
Median time: 1743847273
Difficulty: 4.656542373906925e-10
Confirmations: 320
Chainwork: 0000000000000000000000000000000000000000000000000000000000001228
Bits: 207fffff