The role of identifiers is growing.
There are PIDS for people: ORCID, ISNI; PIDS for organizations: ROR, GRIDs; and outputs: RGISN, DATA CITE DOIs, DOIs for articles, books, datasets; ISBNs for books, ISSNs for journals…and on and on and on." Source: Celebrating Five Years of PIDapalooza ..: The Scholarly Kitchen FEB 10, 2021
Communication opportunities for authors:
REMINDER: Preprints are preliminary reports of work that have not been certified by the peer review process. You still need to follow where the authors finally publish their approved papers.