FLAC (Free Lossless Audio Codec) is the standard for CD-quality and hi-res audio. A standard CD is 16-bit/44.1kHz. A file offers 256 times the amplitude resolution of 16-bit. This provides a vastly lower noise floor and greater headroom. For The Invisible Band , a 24-bit file preserves the delicate decay of Andy Dunlop’s acoustic guitar strums and the subtle reverb on Fran Healy’s vocals without the "brick wall" limiting often found on standard digital masters.
If you are looking for the absolute peak of digital clarity, the 24-bit/44.1kHz (or higher) FLAC travis the invisible band 24 bit flac vinyl verified
To "verify" your 24-bit FLAC, you must look at a spectrogram (using software like Spek or Audacity). FLAC (Free Lossless Audio Codec) is the standard