You can verify it yourself here:
https://onecompiler.com/python/43gy82we6
The first address fails the Base58Check checksum, so it’s not valid. The second one passes and decodes to a proper version 0 (P2PKH) hash.
cosmic / Itamar Peretz
npub1w7…j0vtt
2025-05-06 18:21:39
in reply to nevent1q…ctwz
Author Public Key
npub1w78wrepa4wz50dvqlqhfel834gv3282grjeg5cw2e63eqszny2ms2j0vttPublished at
2025-05-06 18:21:39Event JSON
{
"id": "eb47dc3262bcd8593c0a19a0f171ee1085a79bc12340a07c9a51613a09f2557d",
"pubkey": "778ee1e43dab8547b580f82e9cfcf1aa19151d481cb28a61cacea390405322b7",
"created_at": 1746555699,
"kind": 1,
"tags": [
[
"e",
"59ab8900e39e1c6dfe5cfcc072048582d1c13aa92a5526a024f9f390b6e7b822",
"wss://relay.primal.net",
"root"
],
[
"e",
"cbca5c08c6297c82bd8c45b220ae24000c41d4507042ade9640842829da060b3",
"wss://relay.wellorder.net",
"reply"
],
[
"p",
"846307688a09ec112967eb0544e78a9e88c48f50712c39ed491ff2b6fa019ae8",
"",
"mention"
],
[
"p",
"74ffc51cc30150cf79b6cb316d3a15cf332ab29a38fec9eb484ab1551d6d1856",
"",
"mention"
],
[
"p",
"91dbab9f62660e95258480d2f2cff6dcfdb513f28a85fa4fb55ee993a5b46809",
"",
"mention"
],
[
"p",
"fdd5e8f6ae0db817be0b71da20498c1806968d8a6459559c249f322fa73464a7",
"",
"mention"
]
],
"content": "You can verify it yourself here:\nhttps://onecompiler.com/python/43gy82we6\n\nThe first address fails the Base58Check checksum, so it’s not valid. The second one passes and decodes to a proper version 0 (P2PKH) hash.",
"sig": "e1e6e34708a11f4646c883382b6d6aa70be83969a3d807ae27a47ed5c7b562dc6f2e1a0acf2c9e405bebb10bf360905eafe86ebf846f341edf5aea2b272bdd2e"
}