anchor.diff:  let
     sources = {
       "1.0.2" = {
  -      version = "1.0.2m";
  -      multihash = "QmadqkiZoGyUAULXrX9cQCGRwdbJwTBPRcdEsqQDjTGmUL";
  -      sha256 = "8c6ff15ec6b319b50788f42c7abc2890c08ba5a1cdcd3810eb9092deada37b0f";
  +      version = "1.0.2n";
  +      multihash = "QmbC8S6Y6cUzGMfYfqBeAAKfccsosH8HDA35XBKvn7KAL6";
  +      sha256 = "370babb75f278c39e0c50e8c4e7493bc0f18db6867478341a832a982fd15a8fe";
         patches = [
           (fetchTritonPatch {
              rev = "f2bfa2d2db51744e6fcb5677543b3bce8504bf82";
  
positive.code:         "8657 ABB2 60F0 56B1 E519  0839 D9C4 D26D 0E60 4491"
        ];
        inherit (src) outputHashAlgo;
        outputHash = "57be8618979d80c910728cfc99369bf97b2a1abd8f366ab6ebdee8975ad3874c";
      };
    };
  
  
negative.code:     inherit version;
      srcVerification = fetchurl rec {
        failEarly = true;
        urls = tarballUrls "1.0.2n";
        pgpsigUrls = map (n: "${n}.asc") urls;
        sha256Urls = map (n: "${n}.sha256") urls;
        pgpKeyFingerprints = [
  