| Description | SEGUID's are SHA-1 keys written in canonical base64 form with trailing = characters removed. ROG identifiers concatenate a SEGUID with a numerical taxonomy identifier. Therefore, the allowable characters in a SEGUID or ROG identifier are (in ascending ASCII or Unicode value): +/0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz Lists of SEGUID or ROG identifiers were sorted in ascending ASCII-based lexicographical order. | Namespace | PSI-MI |
| Obsolete | false |
