Evidence row 755043

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_vD9AGwGQwd0JyMW4D6acg",
            "kind": "transaction",
            "zcRequestId": "zcreq_ekEL9APsgDDyx0posCKbZ"
          }
        },
        "maxTimeoutSeconds": 300,
        "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_vD9AGwGQwd0JyMW4D6acg"
          },
          "requestId": "zcreq_ekEL9APsgDDyx0posCKbZ",
          "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/v1784944557/bazaar-icons/7334df7883bfb842.png",
    "lastUpdated": "2026-10-08T06:26:41.302Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-08T06:26:40.651Z"
    },
    "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":"0eafa86bf94ee83b795f1a0d8cc1c18ffb736cca400e047c750b6e2914093a54","id":755043,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793178921785440,"prev":63852,"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 2026-10-28 (231336 rows).

1. 0x817578c14848520ad5a3bc397cb4c3085c8f8ef6b69ca062f990a6db5f761a89
2. 0x99941e7d56ba9d5b6eef4b831cb6340cef03d46b0ba70bcf5507d96e68d67ff3
3. 0x8d8993ee8264302169b21d1af8015e91f648f140ab9c4781c0f215b09a394daf
4. 0x66470ab82169ae16ae7666ff17ceeb604bb4c768a9f789b026c72a8620a3e82e
5. 0xc5b346f3d444de035a48c3d05084043ea106338ac2e59621d36c51223bc783d0
6. 0xbc0fd8d99a900517e27c9bb8895ca65535f9de5ac74d0b6f01729514469024ec
7. 0x18eb5d69c9a55603ce91583f3458e92ef434a447ad62f391904220391e9f8669
8. 0x277a64709bc5c1f6177999d80567d332037df0016442403207b729cee99b2f91
9. 0x1759231ef3600d9a22537baa3f71dfcf6b3e73b48e347f7e6a31f354784a3950
10. 0x8f84b6c1e9898de772beb510b34279ccde91371485c5c103a8db799939c9cc75
11. 0xd7c926044bd985b94f31a90f39dc96fa7bb0648c99f5b0dab6c48b680b4ed1ef
12. 0xd773e62e3fa245dfab9c30947560cc156240e587db3cb1b87c317110ed74b8e0
13. 0xf1b08e19add97f7d3b5db1ce7ce9b5c26cbfa721b2974dc0ed5c92e3949de6e8
14. 0x91b395e5953edc1b4bb2db979b59b2d9a20f0df47d841196dccdb5128537aaaa
15. 0xe2f9c120d14f36fdddf9b4e605c5d0b8a13b835e2380472255dc22e14b93e84e
16. 0x74cf00e07b52415c2184cf20be69d195ed2725497a6892c2f3e449497c17d0ec
17. 0x7a743a0a09057bae687051274e1d45bf973bd36a1a4ba16a191b5d29e3bdfa2a
18. 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae