QR Encoding

Encode Signal Tag identifiers into QR payloads with stable scanner behavior.

QR recommendations

• Encode only the Signal Tag ID or a short resolver URL.
• Keep payload short for faster scan reliability.
• Use ECC level suitable for packaging conditions.

Example strategy

• st_01HZXK7M2N3P4Q5R6S7T8U9V
• or https://verify.example.com/st/st_01HZXK7M2N3P4Q5R6S7T8U9V