Sashimi-grade, flash-frozen, fully traceable.
// quality & safety
From ocean to plate,
nothing compromised.
Wild-caught daily from Pranburi, Prachuap Khiri Khan. Flash-frozen within hours at peak freshness. Delivered through an unbroken cold chain to B2B wholesale clients and direct consumers.
Flash-Freeze
Locked at peak freshness within hours of catch.
Cold Chain
Unbroken temperature control from port to delivery.
Hygiene
Strict sanitation protocols at every stage of handling.
Traceability
Every catch recorded on Midnight blockchain — verifiable by anyone.
// products
In stock today.
Wild seafood from the Gulf of Thailand — flash-frozen at peak freshness, vacuum-sealed for quality.
// sora — gyotak's villa
Taste GYOTAK,
stay at SORA.
A private whole-house villa in Hua Hin. Experience GYOTAK's sushi firsthand — a B2B showcase where partners taste the product and see the cold-chain operation up close.
Private pool, outdoor sauna, jacuzzi. 3 bedrooms, up to 6 guests.
// verified on midnight
Every catch, on-chain.
Every business day, a cron job records each catch on the Midnight mainnet. Species and weight are stored in plaintext; GPS coordinates are concealed via zero-knowledge proof.
Production-grade traceability — not a testnet demo.
Verification report
// a world first
A world first —
and we took it to production.
contract 5f87dd30 / recordCatch// for ai agents
Machine-readable, machine-payable.
MCP Server
Smithery-registered MCP server. AI agents query live inventory and verify provenance directly — no human in the loop.
x402 Payments
Stablecoin payments (USDM) live on Cardano mainnet via x402. Verify on Midnight, pay in the same flow.
// today's stock
Every day, documented.
Every business day's catch is documented with photos, species, blockchain records, and Midnight explorer links.
GYOTAK Blog
// midnight zkp traceability
Proven on Midnight —
without revealing our secrets.
Every catch is recorded on Midnight mainnet using zero-knowledge proofs. Auditors verify the facts; competitors learn nothing. Contract: 0x5f87dd30…3741f7 (recordCatch).
Origin Proven
Precise GPS coordinates stay hidden. Only "Pranburi origin" is proven on-chain — competitors never see the fishing grounds.
Freeze Verified
Our proprietary freeze curve remains secret. The blockchain proves the catch met flash-freeze standards — without exposing the method.
Cold Chain On-Chain
Storage temperatures are recorded on-chain, proving proper handling from port to shipment — verifiable by anyone.
// technical records
Verifiable evidence for partners.
| ID | Record | Network |
|---|---|---|
| gyotak-catch | ZKP traceability — origin proven (GPS hidden), flash-freeze proven (curve secret), storage temps on-chain. Contract: 0x5f87dd30…3741f7 | Mainnet Midnight |
| TR-2026-006 | gyotak-temp-log | Preprod Midnight |
| TR-2026-007 | gyotak-ratio-log | Preprod Midnight |
Settlement layer: x402 + USDM on Cardano mainnet (TX 4487f13b)