SYMPLECTIC CODE SPACE
Physical qutrits and residual
errorcorrectionclean residual
SPECTRAL RECEIVER
Harmonic phase and collective modes
EXACT SYNDROME
- ETQ-303 address
- H1 ↔ H2
- H3 invariant
- Residual weight
Claim boundarySound is a redundant classical syndrome receiver. Quantum protection comes from the GF(3) stabilizer code and exact correction conditions.