Evidence row 1790222

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.blackforge.so/v1/series"
    ]
  ],
  "name": "BlackForge",
  "owner_address": "0x9723b022cebb47ba2af605144ef0b2cd8d85d832",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 25,
        "network": "eip155:8453",
        "payTo": "0x9723b022cebb47bA2af605144EF0B2cD8D85d832",
        "scheme": "exact"
      },
      {
        "amount": "5000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 25,
        "network": "eip155:42161",
        "payTo": "0x9723b022cebb47bA2af605144EF0B2cD8D85d832",
        "scheme": "exact"
      },
      {
        "amount": "5000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 25,
        "network": "eip155:137",
        "payTo": "0x9723b022cebb47bA2af605144EF0B2cD8D85d832",
        "scheme": "exact"
      }
    ],
    "description": "BlackForge crypto market data from the major spot exchanges: every column, 1-minute to daily buckets, 90-day lookback. Covers 100 billable rows; finer buckets and premium columns count as more than one row each.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "exchange": "binance",
              "from": "2026-10-28T00:00:00Z",
              "interval": "1h",
              "metric": "downDepth5",
              "symbol": "BTCUSDT",
              "to": "2026-10-28T03:00:00Z"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "exchange": "binance",
              "metric": "downDepth5",
              "points": [
                {
                  "quality": 0,
                  "qualityAll": 0,
                  "ts": 1793145600000,
                  "value": 47120334.1
                },
                {
                  "quality": 0,
                  "qualityAll": 0,
                  "ts": 1793149200000,
                  "value": 48211034.2
                },
                {
                  "quality": 0,
                  "qualityAll": 0,
                  "ts": 1793152800000,
                  "value": 46988120.7
                }
              ],
              "symbol": "BTCUSDT"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "exchange": {
                      "description": "Spot exchange the pair trades on.",
                      "enum": [
                        "binance",
                        "bitget",
                        "bybit",
                        "coinbase",
                        "gate",
                        "kraken",
                        "kucoin",
                        "mexc",
                        "okx"
                      ],
                      "type": "string"
                    },
                    "from": {
                      "description": "Start of the range, ISO 8601.",
                      "pattern": "^\\d{4}-\\d{2}-\\d{2}T\\d{2}:\\d{2}(:\\d{2}(\\.\\d+)?)?(Z|[+-]\\d{2}:\\d{2})$",
                      "type": "string"
                    },
                    "interval": {
                      "description": "Bucket size of each point.",
                      "enum": [
                        "1m",
                        "5m",
                        "1h",
                        "1d"
                      ],
                      "type": "string"
                    },
                    "metric": {
                      "description": "One metric key from GET /v1/catalog.",
                      "type": "string"
                    },
                    "symbol": {
                      "description": "Pair symbol, base then quote with no separator, such as BTCUSDT.",
                      "type": "string"
                    },
                    "to": {
                      "description": "End of the range, ISO 8601.",
                      "pattern": "^\\d{4}-\\d{2}-\\d{2}T\\d{2}:\\d{2}(:\\d{2}(\\.\\d+)?)?(Z|[+-]\\d{2}:\\d{2})$",
                      "type": "string"
                    }
                  },
                  "required": [
                    "exchange",
                    "symbol",
                    "metric",
                    "from",
                    "to",
                    "interval"
                  ],
                  "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/v1793319667/bazaar-icons/b63d38d095f727f4.png",
    "lastUpdated": "2026-11-01T10:06:50.702Z",
    "quality": {
      "l30DaysTotalCalls": 9,
      "l30DaysUniquePayers": 7,
      "lastCalledAt": "2026-11-01T10:06:50.203Z"
    },
    "resource": "https://api.blackforge.so/v1/series",
    "serviceName": "BlackForge",
    "tags": [
      "crypto",
      "market-data",
      "order-book",
      "trading",
      "ai-agents"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "BlackForge crypto market data from the major spot exchanges: every column, 1-minute to daily buckets, 90-day lookback. Covers 100 billable rows; finer buckets and premium columns count as more than one row each."
}

What the leaf hashes

{"body":"791fc7caaa31bfdb4eb5b217b3f295a643e7efb16610ba5209cb279124e9d071","id":1790222,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793559932468671,"prev":1507810,"subject":"x402_bazaar:https://api.blackforge.so/v1/series","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x045ec83198bb5458fe03cf39ea20a7ab3add89048f126e6752eaad2488e5d00f
2. 0x5a90fe613badd0aaf0af8f223480294ac5b85dcf2f8f5a1b087b4f2123075806
3. 0x256f851d400c18d52b0812e69976f2c0631da29e52aa89370d6dd64ffc5e68d4
4. 0x3935a2c41785a4d56fba8612a5999f721e721e566f0ab1e0dff0dce658adfd8f
5. 0x5f90ddfbd78065759d6850e68ff14860a7d8f3ca77be43fd4e140ba0fc558aa0
6. 0x9df7e4ddeebb9fae53de047b29ad431c4bb5dc0161797fc1a65fd4bfcf2c38de
7. 0xde6f78230e4c98d4cf6e7838ee418396680e5cda8bf88f57405bf9c0eaac9af8
8. 0x6f1a20e5434959f225144eefe28151a5244cecc06a9948d1be2ae91cf5235fa9
9. 0x21f67dd458be060375519c9bda7e0b18b9caccc46b31d6776969f3f75a91e3a0
10. 0x362adede6efe63c1cba15f4900d851aa2ec1b778f9a7d388b15d92ee5d852f4c
11. 0x54a37b31565710214aa63e8906e3bc8e47f6603f406761b13a202fecf679bc44
12. 0xec4ac8e9128a98bd8b22c9c86fc6c8ea37bb9a01b3450b0ce0212616ada165ed
13. 0xc5ca32546ce0064b3138a27ee36e8efc96a7bb8d2662039a9f7264614b609213
14. 0xd6df189d40f713323baeb698612a9e7d2afd763112be148a165d7fe65a5c64f7
15. 0xb611d3d400373ab2497019fc1d3d5040f4f6589f8d98d8e25ccf29dd2b68ad92
16. 0x5cf5a0a57795246f996e480f05ed085c19d02f7d6e8fc3ddc392412466554f0f
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90