Evidence row 1040195

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.financialdatasets.ai/ipos"
    ]
  ],
  "name": "api.financialdatasets.ai/ipos",
  "owner_address": "0xc45e70793c01c6ae4336dd5a5503bac958d32403",
  "raw": {
    "accepts": [
      {
        "amount": "160000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xC45E70793C01C6Ae4336dd5a5503baC958d32403",
        "scheme": "exact"
      }
    ],
    "description": "SEC IPO filings (S-1, S-1/A, F-1, F-1/A and final prospectuses 424B4, 424B1), newest first, each classified as ipo, shell_company, spac, resale or other, with cover-page details: proposed ticker, exchange and the expected price or price range; IPO-grade filings embed the extracted financial statements. Filter by ticker, CIK, classification or filing_date. Use when an agent tracks upcoming or recent listings. Non-Professional use; Professional use needs a plan at financialdatasets.ai.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "classification": "ipo",
              "limit": 1
            },
            "type": "http"
          },
          "output": {
            "example": {
              "ipos": [
                {
                  "classification": "ipo",
                  "company_name": "NuvOx Therapeutics, Inc.",
                  "exchange": "NYSE American",
                  "filing_url": "https://www.sec.gov/Archives/edgar/data/1966126/000121390026113463/0001213900-26-113463-index.htm",
                  "form_type": "S-1/A",
                  "price_range_high": 8,
                  "price_range_low": 6,
                  "ticker": "NUOX"
                }
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "cik": {
                      "description": "Filter by the SEC Central Index Key of the filer, with or without leading zeros.",
                      "type": "string"
                    },
                    "classification": {
                      "description": "Filter by filing classification: ipo (a real operating company registering to list on an exchange), shell_company, spac, resale, or other.",
                      "enum": [
                        "ipo",
                        "shell_company",
                        "spac",
                        "resale",
                        "other"
                      ],
                      "type": "string"
                    },
                    "cursor": {
                      "description": "Opaque pagination cursor from a previous response's next_page_url.",
                      "type": "string"
                    },
                    "filing_date": {
                      "description": "Filter by exact SEC filing date in YYYY-MM-DD format.",
                      "type": "string"
                    },
                    "filing_date_gt": {
                      "description": "Filter by SEC filing date greater than date in YYYY-MM-DD format.",
                      "type": "string"
                    },
                    "filing_date_gte": {
                      "description": "Filter by SEC filing date greater than or equal to date in YYYY-MM-DD format.",
                      "type": "string"
                    },
                    "filing_date_lt": {
                      "description": "Filter by SEC filing date less than date in YYYY-MM-DD format.",
                      "type": "string"
                    },
                    "filing_date_lte": {
                      "description": "Filter by SEC filing date less than or equal to date in YYYY-MM-DD format.",
                      "type": "string"
                    },
                    "limit": {
                      "default": 10,
                      "description": "The total number of rows to return (default: 10; no maximum).",
                      "type": "integer"
                    },
                    "ticker": {
                      "description": "Filter by the proposed ticker symbol from the filing's cover page.",
                      "type": "string"
                    }
                  },
                  "required": [],
                  "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"
        }
      }
    },
    "lastUpdated": "2026-10-29T18:02:24.976Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-29T18:02:22.435Z"
    },
    "resource": "https://api.financialdatasets.ai/ipos",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "SEC IPO filings (S-1, S-1/A, F-1, F-1/A and final prospectuses 424B4, 424B1), newest first, each classified as ipo, shell_company, spac, resale or other, with cover-page details: proposed ticker, exchange and the expected price or price range; IPO-grade filings embed the extracted financial statements. Filter by ticker, CIK, classification or filing_date. Use when an agent tracks upcoming or recent listings. Non-Professional use; Professional use needs a plan at financialdatasets.ai."
}

What the leaf hashes

{"body":"d86b2433a5ffcdd82f7009f0292c55c0f2df7e916b57dd5d9c608ddd99ffccbb","id":1040195,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793298496630807,"prev":null,"subject":"x402_bazaar:https://api.financialdatasets.ai/ipos","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-29 (242798 rows).

1. 0x2f0dfc2f67a863a3a22401ee1432378377ff99fa3312f151d5a3259566f774b6
2. 0x9839e07ae020c91a995fcf8e750f2b06d7f4e8fb0ffe7ee3c37a7ea0d310a51b
3. 0x45f34fe53b82637b73a051e9d9d14845f55b8e2771897dde16c67826f0b638ac
4. 0xbee1ccd75bd3fc76c6f7c0ece1e184f5565df9e4474e4985c9ed86a247184f4c
5. 0x1a8047058e64b4d9441174b87ffd4dc6103e164f1582fd6f71256bdbc45b4e66
6. 0x754c54e7d30540c4076abbfac67b9eaa4b61e7e2452cb771f8f082e0072cd037
7. 0xa182d85fa938a1dcf20ef5f11d994551e3ccac36c170a826514897bc25b279f9
8. 0xd7027a53b690c512078909b3b7198cee096cfe7d49c002d8e9da81e702dd8a1f
9. 0x30b10cd371d3c6b3e79890d815d6671cd8a7e6ff23238aa97ebbeb3c848f2a05
10. 0xa94443d31cd1829f7a5922a8b615146f47b940b709ce466b5b1fb9057142fffc
11. 0x5016e27bc759af57f0cc66d5fec27378450eb806eb0fc47bf07276b9c18e8d42
12. 0x5bfac22f03332f6db6902b8936b63972ec34cc699ff205fadff981288e2b3097
13. 0x53104aada45a8c2f9002ac93098831a2cf0cef1895679463ed8dabcf75a7fa24
14. 0xcaae1928370ce22d2a564247e7948dcda78bb8c3ef9a7d8bdfa6e00f84c1e28c
15. 0x00268e62f7d5ca6313e0e60afdc2bd4f52c6dbdb3b4b4d27e01e634b4bcb1d2c
16. 0x1c3764b490d23b94e5ac838c89f8d3850dedb0819196f367da2479c7a88bf2c0
17. 0xd76435ead496863d8b0bfab3434f54cd11da3c49d104fc4064b9cb3381567bbd
18. 0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1