public static ChainedHeader CreateFromPrev(ChainedHeader prevChainedHeader, BlockHeader blockHeader, DateTimeOffset dateSeen)
{
var headerWork = blockHeader.CalculateWork();
return new ChainedHeader(blockHeader,
prevChainedHeader.Height + 1,
prevChainedHeader.TotalWork + headerWork.ToBigInteger(),
dateSeen);
}
}