History of hex_string 1 change

In src/cli/identity.rs, lines 770–772 on 3110dc5bea4c85e6fe82cd75462855e179ae9ea295500c72127959a97d23ef73. 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.