1893 TRIM Context Reference File Text (Structured) TRIM is an electronic document and records management system developed by Hewlett Packard. The TRIM Context Reference file contains metadata relating to a digital object and acts as a link to that object. 205 Public Record Office of Northern Ireland / Public Record Office of Northern Ireland 18 Aug 2017 18 Aug 2017 fmt/1085 PUID tr5 File extension txt File extension 1465 TRIM Context Reference File BOF: [TRIM Context Reference] 1 Absolute from BOF 0 0 5B5452494D20436F6E74657874205265666572656E63655D