Evidence row 453388

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.govparse.io/v1/stats/opportunities"
    ]
  ],
  "name": "api.govparse.io/v1/stats/opportunities",
  "owner_address": "0x3873d15cf3209c32aaa8d9aa542164e658567129",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x3873d15CF3209c32aaA8d9AA542164E658567129",
        "scheme": "exact"
      },
      {
        "amount": "1000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "BdcZbENFdEyEUMqv9pnRMUnn1Yyeyo2dCMbYXbJ3LmaB",
        "scheme": "exact"
      }
    ],
    "description": "How much open federal money is in the dataset right now? Headline aggregates: active SAM.gov contract opportunities (and how many still have an open deadline), Grants.gov opportunities by status (posted vs forecasted), and USAspending award records on file with their total dollar amount.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "active_contract_opportunities": 78811,
              "awards_on_file": 100000,
              "awards_total_amount_usd": 812345678901.5,
              "contract_opportunities_with_open_deadline": 31204,
              "grant_opportunities": {
                "forecasted": 508,
                "posted": 1279
              }
            },
            "type": "json"
          }
        },
        "routeTemplate": "/v1/stats/opportunities",
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {},
              "type": "object"
            }
          },
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T10:01:17.287Z",
    "quality": {
      "l30DaysTotalCalls": 19,
      "l30DaysUniquePayers": 10,
      "lastCalledAt": "2026-10-25T23:34:04.634Z"
    },
    "resource": "https://api.govparse.io/v1/stats/opportunities",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "How much open federal money is in the dataset right now? Headline aggregates: active SAM.gov contract opportunities (and how many still have an open deadline), Grants.gov opportunities by status (posted vs forecasted), and USAspending award records on file with their total dollar amount."
}

What the leaf hashes

{"body":"7cc82d058c6519c45e4b08e8a5eccbfead5d7e99644f152aacde89d55f399015","id":453388,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793100625913914,"prev":66420,"subject":"x402_bazaar:https://api.govparse.io/v1/stats/opportunities","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0xbcb6a555470303d7b80e4ba41e99541bf6fbd5da87644c7bf45af953beefdbef
2. 0xafc416dec5758cf3a8779bb8d3b0ea9198cc92da6f702133bf21003c68526b3a
3. 0x10258aea6e7e62ca408061d8ff5d545d649f7ba068e06940e75216f4b5e1d067
4. 0x192780f08cdcbcfd453d52e352176f2ea50a0a5dde2d8658d3e70e9451cb7f68
5. 0x328cc08a4fd351866253d40b6d87593d67ee590e1ce3d7b5f878c2a47c63fc4c
6. 0x86ad7d39e9bc07e122ec7d0dfb0010fb905658cc05120f12ad5efcdccb9fab1c
7. 0x7dd6d3d9a34cabbd2beb1764b26049ffe357eb164e56eb4a012e90f2c00ed350
8. 0xc82c9bcc3a0a604349c7db8c2355ffde72547ff11d4d9987d7684ba75d9bc32e
9. 0x8096ef12acc9be5e488642693a06aad33e96b115e86b5dc3dd800e0790a1564e
10. 0xe37bb054ee8eabeb3574167bc5f618198cf3f58380eeae8ee81407fce4747d2d
11. 0x0b996890ad9f7a45291a56249c03de765fb331d173fb8d8e01ab2ec842ac8316
12. 0x92804c1cd4f73221d350049c90c3d17d86ce815c332f3b67c5894d2919efebf2
13. 0xb4800af1fe2ae822adba5c087faf1dc0bc2d7c9de2e3e602a2b65aefc1d53c94
14. 0xa453d1738637a5c663802d07ce095aa340c80d53a4288ae277a72e265868ce4e
15. 0x73341bb09dd901ca47f26173883431496e3d98d6b0fb5b89f36218126d46c5d4
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4