diff --git a/contributors/hans-crypto.txt b/contributors/hans-crypto.txt
new file mode 100644
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+++ b/contributors/hans-crypto.txt
@@ -0,0 +1,3 @@
+I hereby accept the terms of the Contributor License Agreement in the CONTRIBUTING.md file of the mempool/mempool git repository as of May 21, 2024.
+
+Signed: hans-crypto