Evidence can be downloaded from HackMd https://hackmd.io/@88RqDQH9SzyfMV6-ikcccA/HyFWG5i9R/download and verified to have been remarked on-chain by George:
$ b2sum -l 256 promote.md
d47d6cc65da34b166f6676a531fc9663dedec40fb5d6d8afb8c5f1da48b42f0d
Threshold