# Adding creation date to Agents

We made a heuristic to find agents creation date based on the creation date of the first ontology they appeared on

[first_contribution.py 9802](https://wiki.agroportal.eu/api/files.get?sig=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJrZXkiOiJ1cGxvYWRzLzVmNTFjMmUyLTZlMDMtNGQzZS04ZWNiLTE2NzJkYTcxN2ZmYi8wMDg2NzE2Ni1kMzQ3LTRiOWItOTRjNC02ODNhMjY0MzkxZTYvZmlyc3RfY29udHJpYnV0aW9uLnB5IiwidHlwZSI6ImF0dGFjaG1lbnQiLCJpYXQiOjE3OTM4OTQ0MDAsImV4cCI6MTc5Mzk4MDgwMH0.k7ZA5zFyYwkAi-1rdwef5zba02pXAI2JJHZiubi1nIA)

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