anchor.diff:  -export([update_last_modified/1, update_last_modified/2]).
   -export([strict_descendant/2]).
   -export([get_ts_local_key/1]).
  +-export([is_ts/1]).
   
   %% @doc Constructor for new riak objects.
   -spec new(Bucket::bucket(), Key::key(), Value::value()) -> riak_object().
  
positive.code: newts(B, K, V, MD) ->
      new_int2(B, K, V, MD).
  
  
  %% internal version after all validation has been done
  new_int(B, K, V, MD) ->
  
negative.code:     {Elems, <<RestBin/binary, MetaBin/binary>>}.
  
  %% @doc Encode the contents of a riak object, either using
  %% term_to_binary   (if Enc == erlang), or
  %% msgpack encoding (if Enc == msgpack)
  encode(Bin, erlang) ->
      encode_maybe_binary(Bin);
  