OpenAthens for Libraries FAQ About... pages Current: About field sizes About field sizes If you are uploading or mapping data to fields that already exist in OpenAthens, you will want to make sure your data fits.Bulk uploads will reject fields that are two large and mapped attributes will be truncated to fit. These are the maximum field sizes. We've been around for a long time, so some of the fields are smaller than you might expect. AccountsUsername: 20 (including prefix)Password: 20First name: 50Last name: 50Email: 200Title: 100Department: 100Position: 50Telephone fields: 20Staff/student number: 20Postal address: 200Institution: 100 Custom attributesText attributes - 1024Email attributes - 200Choices - 255Dates - must be between 1 Jan 1900 and 6 June 2079.Permission setsDescription: 100Name: 20Notes: 200Resources, inc. customTitle:100Description: 255URLs: 512 See also:About usernames, passwords and expiry datesAbout schemasBulk uploadAttribute mapping ×