Paid call

The blob, as servednamed by its sha256

{
  "schema": "teppi.evidence.v1",
  "capability_id": "cap_01M1A51PB8WXC2Q6FMNC4RMEMK",
  "probe_id": "prb_01M295BGCTVGXGGSZEP7DHRAVE",
  "golden_task_id": "gt_01M1PGP43PC0KFGW7VAMRT2AWT",
  "observed_at": "2026-09-12T17:31:51.744Z",
  "transcript_hash": "sha256:3a468560ae7575efc866ca3772a6033103887b532095235c7be6f5d556ac9faa",
  "request": {
    "url": "https://base-gas-x402-production.up.railway.app/gas?gasLimit=21000",
    "method": "GET",
    "body_hash": "sha256:44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a"
  },
  "response": {
    "status": 200,
    "body_hash": "sha256:35a251b333b7aea89f24ea88f685c9111a24badc09643f5383efb1af988cf579",
    "latency_ms": 1384
  },
  "payment": {
    "advertised": "5000",
    "settled": null,
    "asset": "USDC",
    "network": "eip155:8453",
    "tx_hash": "0x74f94159b18ad28f6376627a65005b4db107384f22e41ad4a619fe8bc7813fb2",
    "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:b496d53d25f5b507909fc6b2e4c62c02ee1608a0c6e516a33c4eea36913846d3 | sha256sum

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