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: 1415
Hash: 11474bbf4e39c8c558a1bc48784cc05c6fa73070a851a750c8ff1964e51badca
Previous block: 5bf430658bff60b33414cc4ea58e1649ebc61756305efff718498647e3ad6b3e
Next block: 09fdda112126b90d75b42b3109b450b896088ef3f5cd066323e9dbdbf6a560db
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1718697643
Stripped size: 218
Size: 254
Nonce: 1
Merkle root: 0a2ec89e9ffeff83d5812696b2b43e002f61990b6791b38f75f894f9e268953d
Median time: 1718697642
Difficulty: 4.656542373906925e-10
Confirmations: 829
Chainwork: 0000000000000000000000000000000000000000000000000000000000000b10
Bits: 207fffff