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: 2326
Hash: 53d7df73e12ce466763a3b66b7c98fe835e937d32bb0f0b9c6d4f61a83426b63
Previous block: 0cf1c7394c0689a62f05a79a5571a1d38b9003dad8992f32f580d0f6a7324b4c
Next block: 50d31ec1602a1e50c6589d82ac123f3a56a1f4f30dee169ea44669f4d7534d62
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1743847274
Stripped size: 218
Size: 254
Nonce: 3
Merkle root: ef6732bfde08ba93dc488d45e006b797686909e46e0daae55d2dab67fd18d637
Median time: 1743847273
Difficulty: 4.656542373906925e-10
Confirmations: 317
Chainwork: 000000000000000000000000000000000000000000000000000000000000122e
Bits: 207fffff