Popularity Analysis
Treat #xyzabc94d1a159682ea674 as a unique campaign/experiment identifier and pair it with 1–2 human-readable, topical hashtags for reach (e.g., #opensource + #buildinpublic). Post at the listed overlap windows, then measure lift by comparing engagement rate and profile visits versus identical posts without the tracking tag; keep the tag consistent across all three networks to unify reporting.