History of hex_string 1 change

In src/cli/identity.rs, lines 770–772 on 7eac74abc5869609414ae95ac9c0385f3c8894d7b64dd1cf41045f4246b2257d. 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.