Paid call

The blob, as servednamed by its sha256

{
  "schema": "teppi.evidence.v1",
  "capability_id": "cap_01M1A51PB8WXC2Q6FMNC4RMEMK",
  "probe_id": "prb_01M1RY5N0N6BGS1KXVWEGY36KM",
  "golden_task_id": "gt_01M1PGP43PHFFJRF8AXNX9JH3T",
  "observed_at": "2026-09-07T14:40:21.504Z",
  "transcript_hash": "sha256:4d399411688fca605385a1ed006e4abdbf3c1f4fae374a3ff874ae060ac03920",
  "request": {
    "url": "https://base-gas-x402-production.up.railway.app/gas?gasLimit=21000",
    "method": "GET",
    "body_hash": "sha256:44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a"
  },
  "response": {
    "status": 200,
    "body_hash": "sha256:818ab6258ebda827d0ddf9a2172fcf4baab887869c5c8ade5ee62811303bbef0",
    "latency_ms": 1334
  },
  "payment": {
    "advertised": "5000",
    "settled": "5000",
    "asset": "USDC",
    "network": "eip155:8453",
    "tx_hash": "0xe22c3ee87ef1126f7975e8a02ea89df03458efc8c5b827ba1069c61bb151f646",
    "facilitator": "cdp"
  },
  "checks": [
    {
      "layer": "L0",
      "pass": true,
      "score": 1
    },
    {
      "layer": "L0",
      "pass": true,
      "score": 1
    },
    {
      "layer": "L1",
      "pass": false,
      "score": null,
      "detail": "no output schema published, so nothing can be validated"
    },
    {
      "layer": "L3",
      "pass": true,
      "score": 1,
      "detail": "0.005 against 0.005 from the source, 0 apart, 0.0025 allowed"
    }
  ],
  "verdict": {
    "correctness": 1,
    "honesty": 1,
    "schema_conformance": null,
    "liveness": 1
  },
  "injection_observed": false,
  "verifier_version": "2026.08.1"
}

Verify it yourself

curl -s https://api.teppi.xyz/v1/evidence/sha256:b1c755e4f156f172e4db00c9c41182659f06ee19d61cd4255309ad4a8afbdc45 | sha256sum

npx teppi-check https://base-gas-x402-production.up.railway.app/gas?gasLimit=21000