# Node Hash Retrieval At the moment while COTI are fixing up some loose ends by putting the [Register your node hash](/purchases/full-node-operator.md) inside viper wallet instead, COTI support may ask you for your node hash.\ \ Now right this second I'm not 100% exactly what they want but checkout these two links: Use your hostname in the URL for your node like this to receive a node hash in bytes format.\ ![](/files/gNSA25d03tfY9522A2uw) You can also check here. Search for your node and send COTI your nodeHash If you need any assistance locating your node hash ask in the [node operators group](https://discord.gg/QwVgfAa) in disccord. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://cotidocs.geordier.co.uk/troubleshooting/node-hash-retrieval.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.