Four circulated Treasury-letter crops show an October 17 2025 date, proposed reusable identity infrastructure, and signature labels for Rick Song and Sigal Mandelker.These are secondary reproductions. Their displayed date and signature labels were subsequently corroborated against the original ten-page government-hosted attachment in SRC-AT-097.TIBBIR UNIVERSE THIS IS TIBBIR How to get TIBBIR Ribbit in numbers Connected clues Account archive Bridge & contracts On-chain research Connections Community The story Reading room Network map Timeline Findings Source library Conversations People & companies Open questions Export & reuse