Evidence row 126991

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402engine.app/api/ipfs/pin"
    ]
  ],
  "name": "x402engine.app/api/ipfs/pin",
  "owner_address": "0x7dd5be069f2d2ead75ec7c3423b116ff043c2629",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x7dd5Be069f2d2eAd75eC7C3423B116fF043c2629",
        "scheme": "exact"
      },
      {
        "amount": "10000000000000000",
        "asset": "0xFAfDdbb3FC7688494971a79cc65DCa3EF82079E7",
        "extra": {
          "name": "USDm",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:4326",
        "payTo": "0x7dd5Be069f2d2eAd75eC7C3423B116fF043c2629",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "Gzehfseq1k9AcHFSoV7qHmDGQx92nLMw78XXdqVWQQWa",
        "scheme": "exact"
      }
    ],
    "description": "x402engine — Pin JSON, files, or URLs to IPFS for decentralized storage",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "json": {
                "hello": "world"
              },
              "name": "data:image/png;base64,...",
              "url": "https://example.com/file.jpg"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "json": {
                      "description": "JSON object to pin (provide json OR url, not both)",
                      "example": {
                        "hello": "world"
                      },
                      "type": "object"
                    },
                    "name": {
                      "description": "Base64-encoded file",
                      "example": "data:image/png;base64,...",
                      "type": "string"
                    },
                    "url": {
                      "description": "URL of file to pin (provide json OR url, not both)",
                      "example": "https://example.com/file.jpg",
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "bodyType",
                "body",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-12T08:03:13.464Z",
    "quality": {
      "l30DaysTotalCalls": 85,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-12T08:03:59.623Z"
    },
    "resource": "https://x402engine.app/api/ipfs/pin",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "x402engine — Pin JSON, files, or URLs to IPFS for decentralized storage"
}

What the leaf hashes

{"body":"496b2f103d2582690b42e54300db72629d4e47868fe55d227bc6a27ae31151e3","id":126991,"kind":"listing","method":"baseline/1","observed_us":1793025637329338,"prev":null,"subject":"x402_bazaar:https://x402engine.app/api/ipfs/pin","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. 0xce07d7189804ab8051bb46d97c6eed56e28e5aa22ccd97a5ea86a271b3b521a5
2. 0xa7aa1c9b2fb81f6812ce4466fa78014030dbeb24951da25bc19166cd85855562
3. 0xea568e1e020e5de1800cb214fca6e1882b7a58ef7905d38361b47cd0ea0e6ee0
4. 0x54b70e69c2951fa987349b8a6ad2fb6b7b5c6d1d18089eef50042c921a0a66c2
5. 0x72f9bd312b241f3cec6d61fd7b848ea41ef386c897b2f413d9705faebadd30cb
6. 0xc5ad92a188d372b9e195ddada4c59c46e64a8be92a4b9cc3158555aade09b641
7. 0x1cca4717a821ee8a0d06799a71ba12abd26a69c6b9641b7851d4f82f7a869e2a
8. 0x2f9a5938e1620e03fa1fc055e2089630b0a2d5e0517212b37131875091994a50
9. 0x91430a077af042d5241ba59962277085bc699eba8d600b4bd9390d0e4dd124b7
10. 0x9a73546a7d103d7486a891fe9f96753919be6696ccb5a70a4044405c08bca716
11. 0xbee3c0dbc9149e89a214e95afe49b5d8a825aaaf7aa1721b2d66bbb287d6fd4d
12. 0xa45f4438c9296b0ba586fc2eec9f0202e5d3c61a1d3adc975b80f6a1f4a5ca57
13. 0xe43762a621da83c0b4b63f549cd2e19c428ac702bfc1038d70233867b06c447f
14. 0xefabf1105e09cf52c12c58e60cbb5048b9ac3f02631d1816a926e14bdd86fbdf
15. 0xe94ca5b798e9899ad611e57835af42266e20f53f44977e487d81365e30972beb
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae