It can be + said | argued | concluded | considered + that

Point 208 in MODALITY is defined as:

‘can’ in passive reporting clauses in a more formal impersonal style (e.g. for reports and academic contexts), such as ‘It can be said that’, ‘It can be argued (that)’, ‘It can be concluded that’, ‘It can be considered”

(This point overlaps point 26 passive C1 dummy subject)

A search in iWeb for:

It_P can be argued|said|argued|concluded|considered

1 IT CAN BE SAID 5184
2 IT CAN BE ARGUED 4337
3 IT CAN BE CONSIDERED 2497
4 IT CAN BE CONCLUDED 1300

  Factly
2020 video is now shared as Yogi Adityanath announcing …
From all these pieces of evidenceit can be concluded that the video is an old one.