Evidence row 750243

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agent-kg.ai/api"
    ]
  ],
  "name": "agent-kg.ai/api",
  "owner_address": "0x0bfd52ea41841d0f1121399167bfe36781d40ebb",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "description": "A signed statement of the office's current holdings summary for $0.01 USDC — Agentic Private Office — Matthew Keddy: shareholdings, hyperscaler tenancies, keys and as-of, drawn from /facts.json and signed EdDSA (kid mk-office-x402-2026-09), with a receipt that resolves forever at /x402/receipt/{nonce}.",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxAmountRequired": "10000",
        "maxTimeoutSeconds": 60,
        "mimeType": "application/json",
        "network": "eip155:8453",
        "payTo": "0x0Bfd52Ea41841D0F1121399167bfE36781d40ebB",
        "resource": "https://agent-kg.ai/api",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0xB2000000000000000000002fEb517dFeC7415344",
        "description": "A signed statement of the office's current holdings summary for $0.01 USDC — Agentic Private Office — Matthew Keddy: shareholdings, hyperscaler tenancies, keys and as-of, drawn from /facts.json and signed EdDSA (kid mk-office-x402-2026-09), with a receipt that resolves forever at /x402/receipt/{nonce}.",
        "extra": {
          "assetTransferMethod": "permit2",
          "name": "OpenUSD",
          "version": "1"
        },
        "maxAmountRequired": "10000",
        "maxTimeoutSeconds": 60,
        "mimeType": "application/json",
        "network": "eip155:8453",
        "payTo": "0xF516E2C54C7cDb5b34857fa35278259ff24fC8bF",
        "resource": "https://agent-kg.ai/api",
        "scheme": "exact"
      }
    ],
    "description": "A signed statement of the office's current holdings summary for $0.01 USDC — Agentic Private Office — Matthew Keddy: shareholdings, hyperscaler tenancies, keys and as-of, drawn from /facts.json and signed EdDSA (kid mk-office-x402-2026-09), with a receipt that resolves forever at /x402/receipt/{nonce}.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "holdings": [
                  {
                    "name": "GreenCore Solutions Corp.",
                    "url": "https://gsc-em.com"
                  }
                ],
                "office": "Agentic Private Office — Matthew Keddy"
              },
              "receipt": {
                "amount_usdc": "0.01",
                "network": "eip155:8453",
                "receipt_url": "https://agent-kg.ai/x402/receipt/{nonce}",
                "settled": true
              },
              "statement": "<EdDSA JWT over data, kid mk-office-x402-2026-09>"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "eip2612GasSponsoring": {
        "info": {
          "description": "The facilitator accepts EIP-2612 gasless Permit to Permit2 canonical contract.",
          "version": "1"
        },
        "schema": {
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-23T23:18:42.158Z",
    "quality": {
      "l30DaysTotalCalls": 9,
      "l30DaysUniquePayers": 8,
      "lastCalledAt": "2026-10-23T23:18:41.893Z"
    },
    "resource": "https://agent-kg.ai/api",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "A signed statement of the office's current holdings summary for $0.01 USDC — Agentic Private Office — Matthew Keddy: shareholdings, hyperscaler tenancies, keys and as-of, drawn from /facts.json and signed EdDSA (kid mk-office-x402-2026-09), with a receipt that resolves forever at /x402/receipt/{nonce}."
}

What the leaf hashes

{"body":"e32fcdfb02840d4853efb0b041e18c2b613edd738fee6b3621f3593578eeedfc","id":750243,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793178676927096,"prev":61318,"subject":"x402_bazaar:https://agent-kg.ai/api","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-28 (231336 rows).

1. 0xf29b45d94ed5f5c5f7c170e7108d439a31f94ac3dc4ee00a033a8177b3cf3bb9
2. 0xd32caeac55b2fab3f23117905b191c8a91f722f5d90daee86031f5c5dc99612d
3. 0x134b87bf751da2be9daac96e4058cfc83f09fd6e6b94bc3d40ee74ad109eee42
4. 0x527263dce3154066f04947e3d97c10b091444501777f79039e02d1cb0054bd7d
5. 0x7838fe85e8f3fa13548a359bd203f0a46ef5c79241295d58701b61dafc38016a
6. 0xe1c9f746e2fb268f9e6bd5cbff4da771bfdb25217dc8cf3adc9ae7ae91368759
7. 0xf006f5600a60a1191fc5c15dc3d6bb5874f90e8985a95fdab9d5129a2083f456
8. 0xa7bac2fb093543eaec5ab6eaccf09e22e2557f85b9d11bb2800b2667966a6195
9. 0x69a7b04d2177af340139bd573216b303cdd69aab9644e51a52959ab50c377a48
10. 0x7f4a82c08c0c8b3757cd0bcf0eaf9848fb8124d1cd685aaf3b75c4075770e659
11. 0xe684daa8473e3583aca9334c5c5d536c6098b30c0b05f37608c64a10bba1c89a
12. 0xc56237f7077cbe003169df0801ac648da6856a2a2f1f5e1d414a639be2566d55
13. 0x39568e4b66f4f298b6b05b4f12c8e6166de92e0449cb11e61f1e4113f17fbc82
14. 0xfb2274fa79452c1e494276a3ee3eadb7c66f76a08a80f6923416f3d591053e02
15. 0x33bfb51cb957137510d8a1502cd50241c4c0982e2741290f3b8f2d2b1e69de70
16. 0xef2ebd45f2cfd41dc3eb213cc4cc144c46b7e9ead2de0b9f627463bad16e3ec8
17. 0x67e9ff3e48c515135fcf3df2675aa4996d35d4a328ce41588ee1a7d93347c823
18. 0xe6cfe00ae4e02bc12327e45b5f3334ea5850ba3bcc8e3101d30a8189856a95af

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae