These are Bitcoin addresses. The hash for the first is 197c054e032f9b6b406625b49fcb2c429c0825633143d082bbbdbcd5fa368bd4

I do not know if it is modified. Neither of them are confirmed. (I converted my Starbucks card balance to a meager fraction of a Bitcoin. Since then my $7.21 has plummeted to $5.69.)