Paid call

The blob, as servednamed by its sha256

{
  "schema": "teppi.evidence.v1",
  "capability_id": "cap_01M1A51PB8WXC2Q6FMNC4RMEMK",
  "probe_id": "prb_01M2Q59ZAPVAV7WT3EA6ZK6GWR",
  "golden_task_id": "gt_01M1PGP43QXJP7Y9TKVFG1Y9VC",
  "observed_at": "2026-09-19T13:10:45.773Z",
  "transcript_hash": "sha256:e9a3a99bc95469017bb470b31a90bb842e2f22fe073b38e4c9cf21f89e5c67ce",
  "request": {
    "url": "https://base-gas-x402-production.up.railway.app/gas?gasLimit=21000",
    "method": "GET",
    "body_hash": "sha256:44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a"
  },
  "response": {
    "status": 200,
    "body_hash": "sha256:3d229b9e0b1bec746c607f8c761dab0696fdd28a50eea1401a2870686a927a20",
    "latency_ms": 1140
  },
  "payment": {
    "advertised": "5000",
    "settled": null,
    "asset": "USDC",
    "network": "eip155:8453",
    "tx_hash": "0xd57c17241c93b6003373142c47d966df3a0036023511ec9504d595ae378a7947",
    "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/sha256:330c55559e84b287cb11c173da9137cc745813c694dbe829b79ab7be0bbc340f | sha256sum

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