For Identifiers (just the complete URI and local part, not about mechanisms)
| HDL | PURL | PURLz | HNRS | DOI |
---|---|---|---|---|---|
? | ? | ? | ? | ? | |
? | ? | ? | ? | ? | |
unique within our PID system without the DNS name portion of the | ? | ? | ? | ? | ? |
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works with VIVO, arXiv, OAIS (CUL), Voyager Catalog, and WorldCat etc. | ? | ? | ? | ? | ? |
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For Resolver and System
| HDL | PURL | PURLz | HNRS | DOI |
---|---|---|---|---|---|
? | ? | ? | ? | ? | |
? | ? | ? | ? | ? | |
? | ? | ? | ? | ? | |
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Need to avoid unbounded generation of surrogate persistent identifiers | ? | ? | ? | ? | ? |
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Governance Issues
| HDL | PURL | PURLz | HNRS | DOI |
---|---|---|---|---|---|
? | ? | ? | ? | ? | |
Can continue resolve IDs in absence of external organization | ? | ? | ? | ? | ? |
HDL is Corporation of National Research Initiatives's Handle system.
PURL is OCLC's PURL system.
PURLz is Zepheira's and OCLC's new persistent URL work.
HNRS is the Harvard Name Resolution Service.
DOI is IDF's DOI system.