G

Gblin · Attestation

by Gblin

GETBase

$0.003

per call · USD Coin on Base

EIP-712-signed risk attestation, verifiable OFFLINE in one step — no trust in this server required. Perishable (10-min) proof of the BTC/ETH risk regime (calm | elevated | crash) from GBLIN's on-chain Crash Shield on Base. Bought daily by a third-party ERC-8004 agent as a pinned input of its decision rule until 16 Aug 2026 (see /receipts). FREE sample: GET /api/x402/attestation-sample. Free verifier: verify_risk_attestation in @gblin-protocol/mcp-server.

Endpoint

GET https://gblin.digital/api/x402/attestation

10

Calls / 30d

5

Unique payers / 30d

Sep 8

Last called

exact

Payment scheme

Call this service

TypeScript · @x402/fetch
import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";

const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);

const res = await fetchWithPay("https://gblin.digital/api/x402/attestation", {
  method: "GET",
});
const data = await res.json();
cURL
curl -X GET \
  "https://gblin.digital/api/x402/attestation" \
  -H "X-PAYMENT: <signed x402 payment>"

Example response

{
  "attestation": {
    "basket_hash": "0xabcd…",
    "block_number": 34567890,
    "chain_id": 8453,
    "contract": "0x36C81d7E1966310F305eA637e761Cf77F90852f0",
    "defensive_cash_pct": 10,
    "expires_at": 1747600600,
    "issued_at": 1747600000,
    "regime": "calm",
    "regime_code": 0,
    "risk_posture": "risk_on",
    "severity_bps": 0,
    "severity_pct": 0,
    "shield_active": false,
    "ttl_seconds": 600
  },
  "attestation_id": "0x9f1c…",
  "attestor": "0x… (published GBLIN attestor, else null)",
  "signature": "0x… (present when attestor key configured, else null)",
  "signed": false,
  "verify": {
    "free_mcp_tool": "npx @gblin-protocol/mcp-server → verify_risk_attestation"
  }
}

Payment details

Pay to0x0eba5d314f4f5dcb7a094953fa9311a45172dd1b
AssetUSD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913
NetworksBase
Schemesexact

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