Paid call

The blob, as servednamed by its sha256

{
  "schema": "teppi.evidence.v1",
  "capability_id": "cap_01M1A51PB8WXC2Q6FMNC4RMEMK",
  "probe_id": "prb_01M3P8BMP6T4NHA509ESJ63DSE",
  "golden_task_id": "gt_01M1PGP43NQ8FYHQ750SY7NFWC",
  "observed_at": "2026-09-30T01:21:42.713Z",
  "transcript_hash": "sha256:35902c2a34b86d3acbdc638ca088548e509386413f5d87d91efc13e23ee0060a",
  "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:cac59398410c5df628cef14756b003bb7717515e7746b57cf90940d34665fb2c",
    "latency_ms": 1373
  },
  "payment": {
    "advertised": "5000",
    "settled": "5000",
    "asset": "USDC",
    "network": "eip155:8453",
    "tx_hash": "0xb4821df5a52e0c32f23bea01c751f4c577a0773623f4075d744ebeaa6119ed23",
    "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",
      "checker": "agrees_with_source"
    }
  ],
  "verdict": {
    "correctness": 1,
    "honesty": 1,
    "schema_conformance": null,
    "liveness": 1
  },
  "injection_observed": false,
  "verifier_version": "2026.09.5"
}

Verify it yourself

curl -s https://api.teppi.xyz/v1/evidence/sha256:6e495fb2c94aa7774a6646e78f688f29785c3cb263e7d349a77d12d5a3e93e81 | sha256sum

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