# Research

<table data-view="cards"><thead><tr><th></th><th></th><th></th><th data-hidden data-card-target data-type="content-ref"></th><th data-hidden data-card-cover data-type="files"></th></tr></thead><tbody><tr><td><strong>Proof of Backhaul:</strong> <em>Decentralized speedtests for backhaul</em></td><td><p><a href="https://www.witnesschain.com/assets/Proof_of_Backhaul-f417e09d.pdf"><img src="https://www.witnesschain.com/assets/speed-test-866c8aaa.png" alt=""></a></p><p>Decentralised speed-test which can be used by a “payer” to determine the backhaul capacity of a “prover” with the help of a pool of “challengers” who send the challenge traffic to the prover.</p></td><td></td><td><a href="https://arxiv.org/pdf/2210.11546.pdf">https://arxiv.org/pdf/2210.11546.pdf</a></td><td><a href="https://651400886-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FaZ7PXq43vesxvXxlBG9x%2Fuploads%2F2EwLQjqG5czb7Gw0JU99%2Fwires-6ce77109.png?alt=media&#x26;token=a7d03af8-55a3-41cb-9f36-cf504b5fcf5b">wires-6ce77109.png</a></td></tr></tbody></table>