anchor.diff:  
     src = fetchurl {
       url = "https://sqlite.org/${releaseYear}/sqlite-autoconf-${version'}.tar.gz";
  -    multihash = "QmbDJ1imTEzc8XebXkeCu6cUQjZru4PSUFVetxvnYkVsWG";
  +    multihash = "QmW13yxanAtswsSzsqqGkeKpH5S4VuM8LtEyTUsVW2MmET";
       hashOutput = false;
  -    sha256 = "50c39e85ea28b5ecfdb3f9e860afe9ba606381e21836b2849efca6a0bfe6ef6e";
  +    sha256 = "d61b5286f062adfce5125eaf544d495300656908e61fca143517afcc0a89b7c3";
     };
   
     buildInputs = [
  
positive.code:         outputHash
          outputHashAlgo;
        fullOpts = {
          sha1Confirm = "5f5750e3f39b7b60394a2fb6ddb2371f848670e6";
        };
      };
    };
  
negative.code:     splitString
      tail;
  
    version = "3.28.0";
    releaseYear = "2019";
    versionList = splitString "." version;
    version' = "${head versionList}${fixedWidthString 2 "0" (head (tail versionList))}"
  