Matrix Numbers

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CD

RCD 10546 Matrix numbers

SID Code

The SID Code^[1] is a anti-piracy standard defined by IFPI^[2] and Philips^[3] in order to track the source of optical discs mastering and replication.

Mastering SID Code

Sometimes also refered to as LBR Code (Laser Beam Recorder Code), it indicates the master unit or stamper that was used for the disc production.

RCD 10546 Mastering SID Code

Example: Rykodisc RCD 10546 (Francesco Zappa), LBR Code = IFPI L901

Mould SID Code

The mould SID Code indicates the plant where the disc was manufactured and a serial number which can be set freely.

RCD 10546 Mould SID Code

Example: Rykodisc RCD 10546 (Francesco Zappa), Mould Code = IFPI 2U3Q

Code 39^[4] (barcode)

This barcode is used to encode alphanumeric characters (A through Z and 0 and 9) and a few other characters such as the dollar or minus signs.

RCD 10546 Code 39

Example: Rykodisc RCD 10546 (Francesco Zappa), Code 39 (decoded) = 049450

References

1. SID Code Implementation Guide
2. IFPI Official Website and Wikipedia:IFPI
3. Philips Official Website and Wikipedia:Philips
4. Wikipedia:Barcode

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