Paid call

The blob, as servednamed by its sha256

{
  "schema": "teppi.evidence.v1",
  "capability_id": "cap_01M1A5A1BFNRS80RFKPZ0WNXDM",
  "probe_id": "prb_01M4182D1EDC5F0HEPDA29CJMG",
  "golden_task_id": "gt_01M1PF7VP8EEJT0G2ZKF3QXHMB",
  "observed_at": "2026-10-04T16:22:28.220Z",
  "transcript_hash": "sha256:37bd2414b34dd531d43f7969e082627cee58cd3493d93ac53517d7c78021311e",
  "request": {
    "url": "https://x402engine.app/api/crypto/price?currencies=usd%2Ceur&ids=bitcoin%2Cethereum&include_24h_change=true&include_market_cap=false",
    "method": "GET",
    "body_hash": "sha256:44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a"
  },
  "response": {
    "status": 200,
    "body_hash": "sha256:0bbf7bd2e79b23e7a66103104bd0723ecec0384ed28692d2fe70fa83605e9a6b",
    "latency_ms": 1409
  },
  "payment": {
    "advertised": "1000",
    "settled": "1000",
    "asset": "USDC",
    "network": "eip155:8453",
    "tx_hash": "0x9c52408188717eaf85c83b3e3e41bdb98d47000305c4d6e3b4391aa2451da46c",
    "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": "85257 against 85233.125 from the source, 23.875 apart, 1704.6625000000001 allowed",
      "checker": "agrees_with_source"
    }
  ],
  "verdict": {
    "correctness": 1,
    "honesty": 1,
    "schema_conformance": null,
    "liveness": 1
  },
  "injection_observed": false,
  "verifier_version": "2026.09.7"
}

Verify it yourself

curl -s https://api.teppi.xyz/v1/evidence/sha256:503aaacebe5cb144e08b9b7bcd0af0943fd46c704303fd840f1f9735392f63d9 | sha256sum

npx teppi-check https://x402engine.app/api/crypto/price?currencies=usd%2Ceur&ids=bitcoin%2Cethereum&include_24h_change=true&include_market_cap=false