Paid call

The blob, as servednamed by its sha256

{
  "schema": "teppi.evidence.v1",
  "capability_id": "cap_01M1A51PB8WXC2Q6FMNC4RMEMK",
  "probe_id": "prb_01M2WXV1PR97AAE0AB3K3HKMY7",
  "golden_task_id": "gt_01M1PGP43NQ8FYHQ750SY7NFWC",
  "observed_at": "2026-09-20T09:12:18.483Z",
  "transcript_hash": "sha256:753259c04c1bf70fb4017ec7af1725fd41f6a8f65632ff990f3ad27d4c032783",
  "request": {
    "url": "https://base-gas-x402-production.up.railway.app/gas?gasLimit=21000",
    "method": "GET",
    "body_hash": "sha256:44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a"
  },
  "response": {
    "status": 200,
    "body_hash": "sha256:0f948c401e6dd9511a6f39d66630c7aca596b45520187f9c46a7349f67dc390f",
    "latency_ms": 1017
  },
  "payment": {
    "advertised": "5000",
    "settled": null,
    "asset": "USDC",
    "network": "eip155:8453",
    "tx_hash": "0x64680f5d2370ad39c42e24045dda764ace809754f30ce55024a935ce60f9eca1",
    "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:a42f44b6219446f1ff76ec4480baaacc1e21797ebc09a7c72d045baeeb7b9b83 | sha256sum

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