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.

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Enter a block height, e.g. 123, or the start of a bitcoin address, e.g. mxMfLjAez

Height: 2060
Hash: 277cfb1aa3e9bfe4f5c003ba4cb88b4853720a4e4a70644d2655c26aeec0206d
Previous block: 046548a93e8230d5d7dffe2546b99839ce08715747eb5170497609e2c6e5e9c1
Next block: 128276893efb8cc1c7d2509b2537d8bad8c92c91916f7ef6c5843876168a50d1
Weight: 908
Versionhex: 20000000
Version: 536870912
Transactions:
Time: 1728964780
Stripped size: 218
Size: 254
Nonce: 3
Merkle root: 6453af205c16c4aa5c54e05e77fa10054c303e4fb4c83dc504f64506fb1ad546
Median time: 1728964779
Difficulty: 4.656542373906925e-10
Confirmations: 184
Chainwork: 000000000000000000000000000000000000000000000000000000000000101a
Bits: 207fffff