Evidence row 1262035

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.gentechlabs.net/v1/providers/"
    ]
  ],
  "name": "GenTech Providers",
  "owner_address": "0x7ebff188f2eba16518c02864589b1403a5d1296a",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x7ebff188f2Eba16518C02864589b1403a5d1296a",
        "scheme": "exact"
      },
      {
        "amount": "5000",
        "asset": "0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:43114",
        "payTo": "0x7ebff188f2Eba16518C02864589b1403a5d1296a",
        "scheme": "exact"
      },
      {
        "amount": "5000",
        "asset": "0x779ded0c9e1022225f8e0630b35a9b54be713736",
        "extra": {
          "name": "USD₮0",
          "version": "1"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:196",
        "payTo": "0x7ebff188f2Eba16518C02864589b1403a5d1296a",
        "scheme": "exact"
      },
      {
        "amount": "5000",
        "asset": "31566704",
        "extra": {
          "assetId": 31566704,
          "assetType": "ASA",
          "name": "USD Coin",
          "tag": "x402-global-challenge"
        },
        "maxTimeoutSeconds": 300,
        "network": "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73k",
        "payTo": "6IXPRMSYQBZSP2KIPH6BQ7MP4XN7VP6MWGHCLLF52K5R4IYCPA74TU2MTI",
        "scheme": "exact"
      },
      {
        "amount": "5000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "Hv2N2XJT9QXNZeo7FjtNZdL3Ms4iqj1mKy75dGCh57Ru",
        "scheme": "exact"
      }
    ],
    "description": "GenTech Labs x402 - Providers",
    "extensions": {
      "bazaar": {
        "bazaarResourceServerExtension": true,
        "discoveryUrl": "https://api.gentechlabs.net/.well-known/x402-bazaar",
        "info": {
          "description": "Cross-chain agentic treasury + x402 payment infrastructure for the agent economy. Pay-per-call DeFi intelligence, yield scanning, wallet analysis, agent identity/trust, and market data across 9 chains - the infrastructure layer agents hire to manage capital and route payments, not another chatbot. Treasury-first, utility-second, backed by real on-chain revenue.",
          "input": {
            "method": "GET",
            "type": "http"
          },
          "output": {
            "description": "Returns a JSON object with the requested service result or an error message.",
            "example": {
              "data": {
                "risk": "low",
                "score": 85
              },
              "success": true
            },
            "type": "json"
          },
          "seller": {
            "name": "GenTech Labs",
            "website": "https://gentechlabs.net"
          },
          "title": "GenTech Labs x402 Gateway",
          "version": "9.4.1",
          "x402Version": 2
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "headers": {
                  "additionalProperties": true,
                  "type": "object"
                },
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE",
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "type": "string"
                },
                "pathParams": {
                  "additionalProperties": true,
                  "type": "object"
                },
                "queryParams": {
                  "additionalProperties": true,
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1789496439/bazaar-icons/56f8047857821d4a.png",
    "lastUpdated": "2026-10-30T03:33:23.521Z",
    "quality": {
      "l30DaysTotalCalls": 6,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-30T03:33:23.272Z"
    },
    "resource": "https://api.gentechlabs.net/v1/providers/",
    "serviceName": "GenTech Providers",
    "tags": [
      "x402",
      "treasury",
      "defi",
      "yield",
      "intelligence"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "GenTech Labs x402 - Providers"
}

What the leaf hashes

{"body":"f6323ea51bcd476ba1def3b89af30a3d4059d1cc6c37a7186547227de61bf104","id":1262035,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793385519683755,"prev":null,"subject":"x402_bazaar:https://api.gentechlabs.net/v1/providers/","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0x88db48baad5a91035caf8dedc2345aabd4d04a068b22c69ab991d4ac93bcb7c8
2. 0x7a1cfb854e9cf9cb3aafe95b6856605212d9bd3dce715c4785713e7b5ec40763
3. 0xb667a42cfdc407b01f392fc24f8748d38cc4e5b69ee9fd9f051b86f74a75a12a
4. 0xa33b03cc3dc919099a4f10efb579b1f0f3172716be18301190a02554d4b03635
5. 0x0190fb5801b7427fefd4a557d6d714fbebaf25e85cb103f89fa6ebaac86a0300
6. 0xcf04593eb9fb512553b0239195fd2c4931f158740b49b232aecadd6f8de3cdc6
7. 0xf5dfe55658ae9d863dc78cbfe3e3ef4c69c6c715568bf9d08a0942dd1fac4199
8. 0x5b9f203fda2054982a37637bc4bbc0422999471255325c4ab4d30fdbc8b09966
9. 0x8a43a5301fd8faf215df93e62c96aa6a3108317d4f6482592e4e7fdf45d07504
10. 0xa6544260ed47b8690218f46fea91c703eabfe06efdd1ace49df7099377157f59
11. 0x76223a388aea9a6e5d60b18a28b628b0af4029c12b5db1af73f0499c978f3b25
12. 0x8eecb41108b41d7fd9877004871b23203ed037d1b02052f45e85ce8808815d3d
13. 0xa0bdb5f3bd27bfda93487148c281e2998b9a5f0ec8cec2ae9b744375d5414046
14. 0x2cc23d59d659d5b819934005bab57d036b04ff4c8b701cb0e274c40aaddb2d51
15. 0x235114e50a987e65d728b9ef8b5978846cd7c01f22effc55dd604c388ce359ec
16. 0xdbaaffa44665d1fa60d33d2c4075bd87629b76d01a6ee63e621e78590303b56d
17. 0xffe660edb9e5c6e3449a49454634c3e7b2f9fe703e5697f723b021735647ab7e
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861