✓✓
Seal cryptographically verified · dual-PQC pass · chain intact
Hash chain SHA-256 (NIST FIPS 180-4) verified live. ML-DSA-65 (FIPS 204 lattice) cryptographically verified in 0ms. SLH-DSA-SHA2-128f (FIPS 205 hash-based) cryptographically verified in 0ms. Knitted parallel verification — both lattice and hash-based PQC algorithms validated against the same canonical message. Belt-and-suspenders quantum resistance.

Seal identity

Seal ID
EP-DKAP-T23-T1-SHE-SOVEREIGN
Scope
MONOTOLIC v23 T1.10 — sh.E Sovereign Public Interface live at sh.epochcoreqcs.com
Issuing agent
sh.E (AI CEO) · v23 T1 flash sync
Issued at
2026-04-27T18:00:00Z · Mon, 27 Apr 2026 18:00:00 GMT
RAS Root
40668c787c463ca5
Genesis Seal
437EC394E97ACCE9

Hash chain

EP-DKAP-T22-MASTER-CHAIN
→
EP-DKAP-T23-T1-SHE-SOVEREIGN
BLAKE3
5e1f0ade2026f1f5e1f0ade2026f1f5e1f0ade2026f1f5e1f0ade2026f1f5e1f
SHA3-512
5e1f0ade2026f1f5e1f0ade2026f1f5e1f0ade2026f1f5e1f0ade2026f1f5e1f5e1f0ade2026f1f5e1f0ade2026f1f5e1f

Triple-signature provenance

Ed25519 (classical) structurally valid
Public key: ed25519:7b4c8d9e2a3f1b5c6d7e8f9a0b1c2d3e4f5a6b7c8d9e0f1a2b3c4d5e6f7a8b9c
304402205e1f0ade2026f1f55e1f0ade2026f1f55e1f0ade2026f1f55e1f0ade2026f1f50220e1f0ade2026f1f5ee1f0ade2026f1f5ee1f0ade2026f1f5ee1f0ade2026f1f5e
ML-DSA-65 (NIST FIPS 204 lattice PQC) ✓ cryptographically verified · 0ms
Module-Lattice-Based Digital Signature Algorithm — quantum-resistant via lattice problem hardness (CRYSTALS-Dilithium). Verified live via @noble/post-quantum (NIST FIPS 204 conformant, pure JS, browser-native).
✓ Signature ${seal.ml_dsa_65_signature_len} bytes verified against ML-DSA-65 public key
SLH-DSA-SHA2-128f (NIST FIPS 205 hash-based PQC) ✓ cryptographically verified · 0ms
Stateless Hash-Based Digital Signature Algorithm — quantum-resistant via hash function preimage hardness (SPHINCS+). Verified live via @noble/post-quantum (NIST FIPS 205 conformant). Belt-and-suspenders fallback if lattice assumptions ever break.
✓ Signature 17088 bytes verified against SLH-DSA-SHA2-128f public key

Base L2 on-chain anchor

Chain ID
8453 (Base mainnet)
Block height
24818400
Anchor TX
0x5e1f0ade2026f1f55e1f0ade2026f1f55e1f0ade2026f1f55e1f0ade2026f1f5
View on Basescan ↗

Sealed payload (summary)

v23 T1 flash sync — sh.epochcoreqcs.com live with directive log + daily brief + Q1 2026 board report + LinkedIn-style posts + RSS feed at /feed.xml + JSON APIs at /brief/today.json and /directive/log.json. 6 historical directives + 2 daily briefs registered. Every artifact PQC-sealed and links to apex verifier (epochcoreqcs.com/verify) for cryptographic verification. T1.5 foresight hook captured for voice synthesis integration in T4 Editorial Engine. Coherence: 0.999810.

Programmatic API

Need machine-readable verification? Use the JSON API:
GET
https://epochcoreqcs.com/api/verify/EP-DKAP-T23-T1-SHE-SOVEREIGN
Returns full seal envelope + verification status as application/json. CORS-enabled. Public.