History of hex_string 1 change

In src/cli/identity.rs, lines 951–953 on d3b270909c7868793963ef2e081f34998da051fda4f9b3abe1ffe30fdffe5e20. 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 951,953:src/cli/identity.rs.