FREETSA-POPCORN-INTEROP-TEST/1.0
checkpoint: first joint checkpoint
popcorn_node: 767-2676.com
freetsa: freetsa.org (RFC 3161)
terms: FreeTSA requests at or under one per second per IP, per operator reply of 2026-10-14
purpose: retain one FreeTSA timestamp response and one POPCORN receipt for this exact text, each in its native format, each verified by its own path
date: 2026-10-14