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Evidence row 68373

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://api.seerium.xyz/v1/dex/scan
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
d56c1d248e23548b645267ddf63d61dd98c50178e38c7be4e11bb463294b9418
Leaf
0xcf6fc7cf92d6a783251740d934113d5770a46d1d6099945001324a919a8f2a51

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.seerium.xyz/v1/dex/scan"
    ]
  ],
  "name": "api.seerium.xyz/v1/dex/scan",
  "owner_address": "0x81832eede3a4ad96cb3d7ca09977636d912fd3d5",
  "raw": {
    "accepts": [
      {
        "amount": "100000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x81832eEDe3a4ad96CB3D7cA09977636D912fd3D5",
        "scheme": "exact"
      },
      {
        "amount": "100000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "2h752kAbb9z1jpdSzqMEYg9JHv6TPJ6T2BfAJMyjLFtZ",
        "scheme": "exact"
      }
    ],
    "description": "Crypto market signals API for Dex market data, order books, funding, momentum, and trading opportunities.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "limitOpportunities": 5,
              "limitRows": 10,
              "limitSnapshots": 5
            },
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "opportunityList": [
                  {
                    "description": "Range reversion BUY on SOL",
                    "edge": 0.0185,
                    "legs": [
                      {
                        "marketSlug": "SOL",
                        "outcome": "SOL",
                        "price": 82.36,
                        "reason": "dex_range_reversion",
                        "side": "BUY",
                        "size": 5,
                        "tokenId": "SOL-PERP"
                      }
                    ],
                    "requiresShort": false,
                    "strategy": "dex_range_reversion"
                  }
                ],
                "rows": [
                  {
                    "change24h": 0.0157,
                    "fundingRate": 0.00223,
                    "high24h": 83.02,
                    "lastPrice": 82.36,
                    "low24h": 80.07,
                    "quoteVolume": 2434347.58,
                    "symbol": "SOL",
                    "venue": "dex"
                  }
                ],
                "snapshots": [
                  {
                    "books": {
                      "SOL-PERP": {
                        "asks": [
                          {
                            "price": 82.37,
                            "size": 95.84
                          },
                          {
                            "price": 82.38,
                            "size": 445.49
                          }
                        ],
                        "bids": [
                          {
                            "price": 82.36,
                            "size": 179.36
                          },
                          {
                            "price": 82.35,
                            "size": 633.81
                          }
                        ],
                        "timestampMs": 1760000000000,
                        "tokenId": "SOL-PERP"
                      }
                    },
                    "lastTrades": {
                      "SOL-PERP": 82.36
                    },
                    "market": {
                      "acceptingOrders": true,
                      "active": true,
                      "archived": false,
                      "change24h": 0.0157,
                      "closed": false,
                      "conditionId": "SOL",
                      "fundingRate": 0.00223,
                      "high24h": 83.02,
                      "lastPrice": 82.36,
                      "low24h": 80.07,
                      "marketSlug": "SOL",
                      "question": "SOL",
                      "source": "dex",
                      "tokens": [
                        {
                          "outcome": "SOL",
                          "price": 82.36,
                          "tokenId": "SOL-PERP"
                        }
                      ]
                    },
                    "noBook": null,
                    "noToken": null,
                    "tokens": [
                      {
                        "outcome": "SOL",
                        "price": 82.36,
                        "tokenId": "SOL-PERP"
                      }
                    ],
                    "yesBook": null,
                    "yesToken": null
                  }
                ],
                "timestamp": 1760000000000,
                "total": 40,
                "venue": "dex",
                "warnings": []
              },
              "meta": {
                "freshnessMs": 30000,
                "generatedAt": "2026-03-25T12:00:00.000Z",
                "requestId": "req_example_123",
                "updatedAt": "2026-03-25T11:59:30.000Z"
              },
              "product": {
                "accepts": [
                  {
                    "network": "eip155:8453",
                    "payTo": "0x81832eEDe3a4ad96CB3D7cA09977636D912fd3D5",
                    "price": "$0.1000",
                    "scheme": "exact"
                  },
                  {
                    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
                    "payTo": "2h752kAbb9z1jpdSzqMEYg9JHv6TPJ6T2BfAJMyjLFtZ",
                    "price": "$0.1000",
                    "scheme": "exact"
                  }
                ],
                "id": "dex-scan",
                "method": "GET",
                "name": "Dex Market Signals API",
                "networks": [
                  "eip155:8453",
                  "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"
                ],
                "path": "/v1/dex/scan",
                "price": "$0.1000"
              },
              "service": "seerium-x402-api"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "limitOpportunities": {
                      "description": "Optional maximum Dex trading opportunities to return.",
                      "minimum": 1,
                      "type": "number"
                    },
                    "limitRows": {
                      "description": "Optional maximum Dex market rows to return.",
                      "minimum": 1,
                      "type": "number"
                    },
                    "limitSnapshots": {
                      "description": "Optional maximum Dex market snapshots to return.",
                      "minimum": 1,
                      "type": "number"
                    }
                  },
                  "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": "2026-10-08T06:09:36.59Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-08T06:09:36.451Z"
    },
    "resource": "https://api.seerium.xyz/v1/dex/scan",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Crypto market signals API for Dex market data, order books, funding, momentum, and trading opportunities."
}

What the leaf hashes

{"body":"d56c1d248e23548b645267ddf63d61dd98c50178e38c7be4e11bb463294b9418","id":68373,"kind":"listing","method":"baseline/1","observed_us":1793025466474508,"prev":null,"subject":"x402_bazaar:https://api.seerium.xyz/v1/dex/scan","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0xcf6f7a459f3ff4fead925fddbccfba9856a53a1516c5b0c39add304593397d08
  2. 0x22afd3e62a3091423f782f1cb9a115a3ab1bc1cedd3b56e9942b4de89447c4dd
  3. 0x0293b926e4e75335de79725d1f49761a8f9bad98a57fdbdd903f21e8b16878e0
  4. 0x63a14aca678cd3bdc21e4552aef8b6b597fe8e8c3d81366c239fbf82ea0e21c3
  5. 0x687dd81578d72bd4c9ffebc017bf14739ddd76d30edc6bff01445b7da4021a28
  6. 0x3b9707251701d1b894916a30ccb4566ddfc4cadb3d7b084ebad865690b37bb7a
  7. 0x0b4a94c41806231942802a32aa9afd82ea8af03a0e8a83413821473ccf825631
  8. 0x37dbe8973e16f0d7df01c503bdc375bf91f94e7ba9f2e341c87a529b5286a8e1
  9. 0x957b2335d6cf9f2c9c7638555fafce20f612e0e8922531265bb53af9057054c0
  10. 0xe80cf76bacef3df61a800537d5481bfa232c64dfad273eae27f78fe186ee2452
  11. 0x207f4447ed1f515deb649bcfed4e5e49ab2ac52233bfac09df6fa492c34ac758
  12. 0x3f401930661bff9a668037b662b5b8766fa60035f100a3e9fc585c576d892ffa
  13. 0xe43762a621da83c0b4b63f549cd2e19c428ac702bfc1038d70233867b06c447f
  14. 0xefabf1105e09cf52c12c58e60cbb5048b9ac3f02631d1816a926e14bdd86fbdf
  15. 0xe94ca5b798e9899ad611e57835af42266e20f53f44977e487d81365e30972beb
  16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
  17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
  18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON