| Property | Class | Description |
| category | Asset | primary tree like classification of the asset |
| current | Session | Standard access path to get at the current session via the Session Manager, which acts as a "PImpl" smart pointer |
| id | Asset | Asset primary key. |
| name | Asset | element ID, comprehensible but sanitized. The tuple (category, name, org) is unique. |
| nodes | DoAttach | |
| org | Asset | origin or authorship id. Can be a project abbreviation, a package id or just the authors nickname or UID. This allows for the compnent name to be more generic (e.g. "blur"). Default for all assets provided by the core cinelerra-3 codebase is "cin3". |
| point | DoAttach | identifying the point where the nodes should be attached |
| subTracks | Track | Child tracks in a tree structure |
| version | Asset | version number of the thing or concept represented by this asset. Of each unique tuple (name, category, org) there will be only one version in the whole system. Version 0 is reserved for internal purposes. Versions are considered to be ordered, and any higher version is supposed to be fully backwards compatible to all previous versions. |