Evidence row 2204797

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agents.x402stock.xyz/api/v1/national-debt"
    ]
  ],
  "name": "x402stock",
  "owner_address": "0xfdb4b511f6ae1f270776e500b3360217d5e7ed03",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "billing": {
            "description": "amount is the price and is charged in full when you pay, and is not returned if delivery fails: this rail settles once and cannot give change. (Exact entries appear only on fixed-price requests - ceiling-priced requests are offered the reserve-and-pay-actual entry instead.)",
            "model": "prepaid"
          },
          "name": "USD Coin",
          "version": "2",
          "zeroclick": {
            "agentPaymentId": "apay_6ibxiirMEZ4ovY9P0uIuO",
            "kind": "transaction",
            "zcRequestId": "zcreq_ezphUmnUo5zg_JwNuFGX_"
          }
        },
        "maxTimeoutSeconds": 1800,
        "network": "eip155:8453",
        "payTo": "0xfdb4b511f6ae1f270776e500b3360217d5e7ed03",
        "scheme": "exact"
      }
    ],
    "description": "The total US public debt outstanding to the penny — the headline national-debt figure — split into debt held by the public and intragovernmental holdings, with the latest value, prior business day, day-over-day change, and recent history. No ticker needed. Updates each business day. Sourced from the US Treasury (FiscalData). Pass `?limit=` for more history (default 30, max 250). From x402stock",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "limit": {
                      "default": 30,
                      "exclusiveMinimum": 0,
                      "maximum": 250,
                      "type": "integer"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "terms": {
        "info": {
          "links": [
            {
              "kind": "platform_terms_of_service",
              "url": "https://www.zeroclick.ai/legal/buyer-terms-of-service"
            }
          ],
          "note": "By paying this challenge, whether directly or through an agent acting on your behalf, you accept the platform's buyer terms of service; an agent's payment and acceptance are attributed to you and bind you as if you had taken them yourself."
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "links": {
              "items": {
                "properties": {
                  "kind": {
                    "enum": [
                      "terms_of_service",
                      "privacy_policy",
                      "additional_terms",
                      "platform_terms_of_service"
                    ],
                    "type": "string"
                  },
                  "url": {
                    "type": "string"
                  }
                },
                "required": [
                  "kind",
                  "url"
                ],
                "type": "object"
              },
              "type": "array"
            },
            "note": {
              "type": "string"
            }
          },
          "required": [
            "links"
          ],
          "type": "object"
        }
      },
      "zeroclick": {
        "info": {
          "payment": {
            "amountUsd": "0.010000",
            "id": "apay_6ibxiirMEZ4ovY9P0uIuO"
          },
          "requestId": "zcreq_ezphUmnUo5zg_JwNuFGX_",
          "service": "us-macro-rates"
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "agentId": {
              "type": "string"
            },
            "payment": {
              "properties": {
                "amountUsd": {
                  "type": "string"
                },
                "id": {
                  "type": "string"
                }
              },
              "required": [
                "id",
                "amountUsd"
              ],
              "type": "object"
            },
            "requestId": {
              "type": "string"
            },
            "service": {
              "type": "string"
            }
          },
          "required": [
            "payment"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1792548691/bazaar-icons/78ea0463f2e23a63.png",
    "lastUpdated": "2026-11-02T12:04:08.996Z",
    "quality": {
      "l30DaysTotalCalls": 25,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-11-02T12:04:08.372Z"
    },
    "resource": "https://agents.x402stock.xyz/api/v1/national-debt",
    "serviceName": "x402stock",
    "tags": [
      "market-data",
      "stocks",
      "crypto",
      "macro",
      "options"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "The total US public debt outstanding to the penny — the headline national-debt figure — split into debt held by the public and intragovernmental holdings, with the latest value, prior business day, day-over-day change, and recent history. No ticker needed. Updates each business day. Sourced from the US Treasury (FiscalData). Pass `?limit=` for more history (default 30, max 250). From x402stock"
}

What the leaf hashes

{"body":"fc647e133b1aed08ca66694ad3e488f6c9671137609866e60982116e79d856e6","id":2204797,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646935515166,"prev":1792901,"subject":"x402_bazaar:https://agents.x402stock.xyz/api/v1/national-debt","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x8891021f644e9b95e8ee45dffe79510e2096f44edcd021ec8bddc8b923ca054f
2. 0x5ae72f1f936f667b4a1f3b90cc2462dfd2014958a99036ad8a78140157d0197e
3. 0x31ee441435714957ee9e608b74a45aadf61f56414a41b95447e710b81c63a007
4. 0x46fe8acd89e71c981c3675e12d3c02b4678902dc5f678e39594b48cd94e974b2
5. 0x9fb453e7abcec1fac80f1ea7c847ebc3893b48f6ce695f7c3208789877d76ae0
6. 0x64a299a6dd6f38da757a92343cb577127a6cae5883463d1a69f1b35bb468c9b2
7. 0x003e95c2840c9c03b88b2ef3ee538501f09703079670efee10612c0ea47da638
8. 0xc0d004cc4050672db75b8b9331a076f2fd64bb032800ca444719e35cf284003b
9. 0xb261f730978ac140b7b80fd0492395b33f2e3c2bf9b1a6d4819ed7777b4a7420
10. 0xe10c3e50c89e7a4309ebdf6229cfbf6761ee135172762bcf3fd71127b8eecfee
11. 0xc9ddd9397a09a790432e5bc66a52fdda7d05db98411d2b03e287fee2f371b52d
12. 0xb29458b26be0efcbcc070d6949659b739465d717f9b08a7e55e19441848f2850
13. 0x650762fd3ea664db9c82e9fa57a70645b039ff3d3dda93972e6da6c3b1355d26
14. 0x45296e5ab7be6d8163e528d05039d4c685fc8962fc80b797c1d68574b10b444c
15. 0x510fa2c647d18bb802da12cf41e17d136163e6624e69ed77e15235c4284b69c7
16. 0x5e23ec5954c11a4530aab8c635a72b12bcfeb6fcb03c6cb1a990cc1743424543
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af