History of hex_string 1 change

In src/cli/identity.rs, lines 770–772 on cf1b0412f142a8e78b3fcb1213bdd656e5e677a1ba12324402ceef51e5095cd7. 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.