Evidence row 74484

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://eltociear-tokenguard.hf.space/exchange_volume"
    ]
  ],
  "name": "tokenguard",
  "owner_address": "0x5bcda55247b238a573a968b234f788a2d35664dd",
  "raw": {
    "accepts": [
      {
        "amount": "20000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x5bCDA55247B238a573A968B234F788a2D35664Dd",
        "scheme": "exact"
      }
    ],
    "description": "Exchange volume time series, per venue.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {},
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {},
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {},
                  "required": []
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "catalogue": {
        "discovery": "https://eltociear-tokenguard.hf.space/.well-known/x402",
        "note": "Same x402 rail (USDC on Base), same payTo wallet, no account or API key. GET the discovery URL for the full route list and prices.",
        "related": [
          {
            "covers": "pre-interaction EVM contract and token risk check",
            "discovery": "https://eltociear-contract-guard.hf.space/.well-known/x402",
            "service": "contract-guard"
          },
          {
            "covers": "web data (read/crawl/search), MCP and agent-skill security scanning, developer supply chain",
            "discovery": "https://eltociear-skill-audit.hf.space/.well-known/x402",
            "service": "skill-audit"
          }
        ],
        "resources": "https://eltociear-tokenguard.hf.space/x402-resources"
      }
    },
    "lastUpdated": "2026-10-03T08:29:34.737Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-03T08:29:34.643Z"
    },
    "resource": "https://eltociear-tokenguard.hf.space/exchange_volume",
    "serviceName": "tokenguard",
    "tags": [
      "crypto",
      "defi",
      "market-data",
      "on-chain",
      "ai-agents"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Exchange volume time series, per venue."
}

What the leaf hashes

{"body":"a1154b276a0fc0cdd7277ac0e1258f0d7b4c4350d36f6783d88a84776c0d930c","id":74484,"kind":"listing","method":"baseline/1","observed_us":1793025489146292,"prev":null,"subject":"x402_bazaar:https://eltociear-tokenguard.hf.space/exchange_volume","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x3ab72e0fc34592cd526995d873cd769069cab3261d6a55a64948533b185626d1
2. 0xa88de69c4d72558ed476cd4ddc31eb2acaa6236eff7060f00677623271183ac2
3. 0xfa81c45d3f8498d2df9882e1a3630bb4acffe7f17a5d27501c0de8e00a09339e
4. 0x0cd0c8702393e8d5fabb419b5ad6e429c0aa65c005c8a4f134bfb6d04b15dbdb
5. 0xd7c45f63d9b7ffe03a4fb992f75760a96a290c1dee87b79cce6eee59698114ed
6. 0x8f232155e7db9e55c29a7fea74a1808f7c4ad3d99133ec091809d4ff698d612f
7. 0x3161e14ccf56fc6894932f4cbabd32901e6814c29c472ac24b9cbcb618974268
8. 0xd96ec105b852dbf16871650b00335d25b347825c95b5cee1a27544253e276e6c
9. 0x0955a8913c350c9c9ef2cc0992a5f48059533b9ac5d73b2b5427ca48abc7f553
10. 0x863fdad252f29b9d159c447e1d98ff6a548fe9d1906f3279b63f975f260e25a5
11. 0x229584c1d304842544db84ca7b368b5ececeb9d3bea2b23265eba1c7595d1220
12. 0xdb4b9388e3fe1df4b04e149e559f925fb354066ae1d2537fd6f918162716fadf
13. 0xe2214b3d6a48396930d1739b02ea366de2aac5337c9b9ff2aff28cecf6518139
14. 0x7f594f5609f388d64d3cda87b5631d393ee8300bb09bad71f150113a5886ee33
15. 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae