The ARCTIC program is an initiative funded by the Office of Naval Research (ONR). The following are the basic guidelines for providing credit informally and formally in materials to ONR.
Very general credit.
This material is based upon work supported by the Office of Naval Research (ONR).
If you know your efforts fit under the ARCTIC project then perhaps something more focused:
This project is part of the ARCTIC Program, an initiative supported by the Office of Naval Research (ONR). Details at: thearcticprogram.net
The long block will full details:
The (INSERT YOUR PROJECT/EFFORT NAME) is sponsored by the Department of the Navy, Office of Naval Research. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the Office of Naval Research.
Note on the above: The opinions disclaimer should be involved for most informal things with exception of articles or papers published in scientific, technical or professional journals. ONR assumes for those formal publications your research is representing their goals.