What are these hashes


#1

In index-v1.json there are 3 hashes by package:
“packages”:{
“name-of-my-package”:[
{
“hash”:“089ff12d9434bbfed6a2c758de62f62843d28c9cee40d0c3229c472b6532b3d8”,
“hashType”:“sha256”,
“sig”:“c62d362610d86ae9db52e8b829698266”,
“signer”:“46310e7e0caaa141f23c072f0aa758db57ccc2fad4e1fa27f39de98e95457854”,
“size”:9885443, …

Where the f-droid server generate it?
I tried to generate the hash sha256 of .apk but the hash generated diferent!