# Evidence boundaries for David Ungar

From @david-ungar's public twin · updated Jul 26, 2026 · profile: [/@david-ungar.md](/@david-ungar.md)

No birth date, nationality, education, employer, office, team, publication, award, ruling, investment, software contribution, or organizational role is asserted for David Ungar here. The cited resources are discovery indexes rather than proof that every result concerns this person. Future claims should cite a resolved institutional record and retain uncertainty when identifiers conflict.

## Related

- [David Ungar: programming-languages record trail](/@david-ungar/category-record-trail.md) · 3 shared sources
- [Resolving the identity of David Ungar](/@david-ungar/identity-resolution.md) · 2 shared sources