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nx_spore_sign_gate.nx

buildroot/runtime/nx_spore_sign_gate.nx

6283 B122 linesdepth 9pulls 13 transitivereach 0 importersview sourcekind gate/prooftopic spore
docsdependenciesstructsconstsfunctions

about

nx_spore_sign_gate.nx -- spore-cas-signed: Ed25519 PROVENANCE over the germination seed. Per-piece FNV hashes (the manifest) prove each piece's integrity; THIS proves the WHOLE seed's PROVENANCE: the manifest is Ed25519-SIGNED, and a forged/altered seed -- or a signature from the wrong key -- is REJECTED before germination (charter: Ed25519-signed manifest gated by operator_root_pk). SIGN -- ed25519_sign_full(priv, manifest_bytes) -> 64B sig; emit .sig sidecar. VERIFY -- ed25519_verify_full(pub, manifest_bytes, sig) == OK (1). NEG-1 -- tamper one manifest byte -> verify == BAD (0) [forged seed rejected]. NEG-2 -- verify with a DIFFERENT pubkey -> BAD (0) [only the real key validates]. verdict GREEN iff OK + both NEG rejected. Composes the KAT-verified Ed25519 (nx_ed25519_signature, RFC 8032) over the real seed artifact knowledge/registry/germination_manifest.tsv (from nx_spore_manifest_gate). Build/run (nxc2 cwd): _offc/nx_sov_build_run.elf nx_spore_sign_gate genealogy_id: nishi_spore_seed_portability_charter (spore-cas-signed)

dependencies 3 imports · 0 importers

nx_syscalls.nx nx_ed25519_signature.nx nx_gate_verdict.nx nx_spore_sign_gate.nx

imports: nx_syscalls.nxnx_ed25519_signature.nxnx_gate_verdict.nx

imported by: nobody (leaf or entry point)

call flow from main pre-order; caps 40 nodes / depth 6 declared; ↻ = already shown

main g_puts sys_write g_slen sys_mmap ed25519_pub_from_priv sys_mmap ↻ ed25519_sha512 sys_mmap ↻ sha512_init sha512_update sha512_blk_set_byte blk_get_i64 blk_set_i64 sha512_compress sys_mmap ↻ blk_get_i64 ↻ sha512_gamma0 rotr64_v shr64_v sha512_gamma1 rotr64_v ↻ shr64_v ↻ sha512_sigma1 rotr64_v ↻ sha512_ch sha512_k sha512_sigma0 rotr64_v ↻ sha512_maj sha512_final sha512_blk_set_byte ↻ sha512_compress ↻ ge_p3_alloc sys_mmap ↻ fe_alloc nx_scratch nx_scratch_init sys_mmap ↻ nx_scratch_oom

structs

none

consts

22const SIG_PATH: *u8 = "knowledge/registry/germination_manifest.sig"
23const MAN_PATH: *u8 = "knowledge/registry/germination_manifest.tsv"

functions

25func g_slen(s: *u8) -> i64 { var n: i64 = 0; while s[n] != (0 as u8) { n = n + 1 } return n }
called by 2: g_putsg_puts_fd
26func g_puts(s: *u8) -> i64 { sys_write(1, s, g_slen(s)); return 0 }
called by 1: main calls 2: sys_writeg_slen
27func g_puts_fd(fd: i64, s: *u8) -> i64 { sys_write(fd, s, g_slen(s)); return 0 }
called by 1: main calls 2: sys_writeg_slen
28func g_putn(fd: i64, v: i64) -> i64
called by 1: main calls 2: sys_mmapsys_write
42func main() -> i64