There's an article in Pleistocene Coalition News from 2015.[0] But I note: "The Pleistocene Coalition is now into its sixth year of challenging mainstream scientific dogma. If you would like to join the coalition please write to the editors." So ...

I find no peer-reviewed followup about the Denisovan bracelet. However, I do find an article in Current Biology about Denisovan and Neanderthal ancestry in modern humans.[1] The date estimate is about right: "[W]e estimate 44,000–54,000 years ago for Denisovan admixture."

0) http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.695...

1) http://www.cell.com/current-biology/fulltext/S0960-9822%2816...