Canonical Routing Index (SQP)

Gate	Main preprint location	Mirror note	Registry/artifact key(s)
`SQP_G1`	`Section 4`, `Appendix A`	`notes/EG1_public.md`	`kappa_polynomial`
`SQP_G2`	`Section 5`, `Appendix B`	`notes/EG2_public.md`	`sigma_distribution`
`SQP_G3`	`Section 5`, `Appendix C`	`notes/EG3_public.md`	`kappa_compact`
`SQP_G4`	`Section 6.1`, `Appendix D`	`notes/EG4_public.md`	`rho_rigidity`
`SQP_G5`	`Section 6.2`, `Appendix E.4`	`notes/EG4_public.md`	`prime_value_transfer`
`SQP_G6`	`Section 6.3`, `Appendix E.6`	`notes/IDENTIFICATION_BRIDGE.md`	`eps_coh`
`SQP_GM`	`Section 8`, `Appendix E.5`	derived	all above keys

Repro Routing