The "7" is ambiguous. It could refer to a specific uploader, a file quality rating (7/10?), or perhaps a specific file format. But the desire for a "verified" link speaks to the treacherous nature of finding this content. For niche anime, especially mature or obscure titles, the internet is a minefield of dead links, phishing sites, and broken embeds. A user typing "verified" is a veteran of the internet wars; they have been disappointed too many times by fake files, and they are looking for a seal of quality.
Himawari wa Yoru ni Saku - A Night Blooming Melody
: While "audio latino" versions may exist on various streaming platforms, these are typically unofficial fan-made dubs and are not "verified" by any official studio or licensing body. "7 Verified"
If you're looking for or rare anime titles, here are legitimate alternatives: