Paid call

The blob, as servednamed by its sha256

{
  "schema": "teppi.evidence.v1",
  "capability_id": "cap_01M1A51MCK284XST3GKCFDP9M1",
  "probe_id": "prb_01M3YTXNCDN1SPRG8N1GXXXE8D",
  "golden_task_id": "gt_01M3KRF3EJ9VWGZNNY7V88FSNY",
  "observed_at": "2026-10-03T19:46:46.742Z",
  "transcript_hash": "sha256:827a76f4c636a6cc3b86b75842dc0623c383b4e71a21d0e9d524a5e8318d520d",
  "request": {
    "url": "https://api.onesource.io/api/chain/block-number?network=ethereum",
    "method": "GET",
    "body_hash": "sha256:44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a"
  },
  "response": {
    "status": 200,
    "body_hash": "sha256:142b2eea43da014085f8679d5119480daa39e10184882ce86cfd09a97cceca6d",
    "latency_ms": 955
  },
  "payment": {
    "advertised": "1000",
    "settled": "1000",
    "asset": "USDC",
    "network": "eip155:8453",
    "tx_hash": "0x4954d4c0cc3b73949234b35018a5099e85852e278578360b7e30fed173897cad",
    "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,
      "checker": "generated",
      "detail": "1 of 1 agree with ethereum-rpc.publicnode.com and eth.drpc.org at block 26113993",
      "generated": {
        "template": "gt_01M3KRF3EJ9VWGZNNY7V88FSNY",
        "network": "eip155:1",
        "subject": {},
        "truth": {
          "kind": "head_block"
        },
        "before": {
          "block": {
            "number": "26113993",
            "hash": "0xb1cc24341735373a8bea34e7970463fea4c5a345250a3949a043e5784d01dfc2"
          },
          "values": {
            "number": "26113995"
          },
          "answers": [
            {
              "provider": "ethereum-rpc.publicnode.com",
              "call": {
                "method": "eth_blockNumber",
                "params": []
              },
              "value": "26113995"
            },
            {
              "provider": "eth.drpc.org",
              "call": {
                "method": "eth_blockNumber",
                "params": []
              },
              "value": "26113995"
            }
          ]
        },
        "after": {
          "block": {
            "number": "26113993",
            "hash": "0xb1cc24341735373a8bea34e7970463fea4c5a345250a3949a043e5784d01dfc2"
          },
          "values": {
            "number": "26113995"
          },
          "answers": [
            {
              "provider": "ethereum-rpc.publicnode.com",
              "call": {
                "method": "eth_blockNumber",
                "params": []
              },
              "value": "26113995"
            },
            {
              "provider": "eth.drpc.org",
              "call": {
                "method": "eth_blockNumber",
                "params": []
              },
              "value": "26113995"
            }
          ]
        },
        "answers": [
          {
            "pointer": "/data/result",
            "field": "number",
            "seller": "26113995",
            "truth": "26113995 to 26113995",
            "verdict": "agrees"
          }
        ]
      }
    }
  ],
  "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/sha256:5fc129e6e4072e14593a375ba665733879c24faaf014e9b9adac47e9c35f2a83 | sha256sum

npx teppi-check https://api.onesource.io/api/chain/block-number?network=ethereum