History of hex_string 1 change

In src/cli/identity.rs, lines 890–892 on c2e1d09047db8ed90b2f4ccf0bcdb26a2b1f5df68962ee04b5fa914604ac8112. 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 890,892:src/cli/identity.rs.