History of hex_string 1 change

In src/cli/identity.rs, lines 770–772 on d0d52107b0742c40adb5d3171c16eaf3ef4ae55c1d6d958b00c8266f2fbeda7b. Every change that wrote or deleted one of these lines, or deleted a line from between them. Exact, because each line keeps its identity across edits; edits elsewhere in the file are not here. Also: oxy log -L 770,772:src/cli/identity.rs.