ORCID - Open Researcher and Contributor ID
It is a 16-digit number and is associated with an ORCID profile where you can maintain a list of your scholarly outputs. You can choose to make your profile public, private, or limited access only. Maintaining an accurate ORCID profile allow you to get full credit for all your research outputs:
Research ID https://researchid.co/
ResearchID presents a solution to researchers to create and update the profile with minimum efforts. ResearchID consolidates multiple research profiles and presents one-stop free individual webpage listing that includes all publications and achievements from multiple sources. ResearchID allows researchers to claim and showcase publications to collaborators while minimizing the manual updates.
No manual update to publications required, just submit your Scopus Author ID for list of publications and Google Scholar URL for citations, h-index, i-10 index.