Evidence row 68379

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.seerium.xyz/v1/prediction/builders"
    ]
  ],
  "name": "api.seerium.xyz/v1/prediction/builders",
  "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": "Polymarket API for builder stats. Ranks prediction market creators by volume, active users, verification, and period comparisons.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "limit": 25,
              "offset": 0,
              "timePeriod": "MONTH"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "builders": [
                  {
                    "activeUsers": 420,
                    "builder": "Example Builder",
                    "builderLogo": null,
                    "dt": "2026-03-25T00:00:00.000Z",
                    "rank": 1,
                    "verified": true,
                    "volume": 1250000,
                    "volumePerActiveUser": 2976.19,
                    "volumeShare": 0.2976
                  }
                ],
                "criteria": {
                  "limit": 25,
                  "offset": 0,
                  "timePeriod": "MONTH"
                },
                "nextOffset": null,
                "summary": {
                  "activeUsers": 1800,
                  "builderCount": 24,
                  "medianVolumePerUser": 1800,
                  "period": "MONTH",
                  "topBuilder": "Example Builder",
                  "topBuilderShare": 0.2976,
                  "topBuilderVolume": 1250000,
                  "totalVolume": 4200000,
                  "verifiedCount": 12
                },
                "total": 24,
                "updatedAt": "2026-03-25T11:59:30.000Z"
              },
              "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": "polymarket-builder-stats",
                "method": "GET",
                "name": "Polymarket Builder Stats API",
                "networks": [
                  "eip155:8453",
                  "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"
                ],
                "path": "/v1/prediction/builders",
                "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": {
                    "limit": {
                      "description": "Optional maximum ranked Polymarket builders to return. Defaults to 50.",
                      "minimum": 1,
                      "type": "number"
                    },
                    "offset": {
                      "description": "Optional pagination offset. Defaults to 0.",
                      "minimum": 0,
                      "type": "number"
                    },
                    "timePeriod": {
                      "description": "Optional Polymarket builder ranking period. Defaults to MONTH.",
                      "enum": [
                        "DAY",
                        "WEEK",
                        "MONTH",
                        "ALL"
                      ],
                      "type": "string"
                    }
                  },
                  "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": "2026-10-08T06:09:33.621Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-08T06:09:33.503Z"
    },
    "resource": "https://api.seerium.xyz/v1/prediction/builders",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Polymarket API for builder stats. Ranks prediction market creators by volume, active users, verification, and period comparisons."
}

What the leaf hashes

{"body":"3f0a809030124072172dd962337bf2e919aa5bfc105e8a0889ce94b478930a50","id":68379,"kind":"listing","method":"baseline/1","observed_us":1793025466481884,"prev":null,"subject":"x402_bazaar:https://api.seerium.xyz/v1/prediction/builders","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x6736efbf082f065a3feca63465e8e0c7feed500af939958bdd045b6ab05a3681
2. 0xd3c119c623e8da28ed1c1252aa340e2517ebe2646dc162455177e8769b37023a
3. 0x5e4c3949397652863b6f9f0466b1fb0e3585dbf99527cfcccbb00236766223dd
4. 0x695cac7b3da1e2dc5d6d2ad505cac5f0e66c349d7f52fb53963d802a2443196a
5. 0x31efd3b46e4aa3fea7f88191916308508a4e466267b4caa0040edabe2fb7ae3a
6. 0xc99ff9ab81ebc17426ab008d9b4b8f817c08503155be17a73795a5d59b0e43a7
7. 0x3bb0d6047149f07043de98eb7b7d99999c0c7e4749ccf212dab7330ac0fc3e7f
8. 0x51cf0851546fe88aabbf15ff3cd5ec59da268f44404d0a2b987fbe7f721fb7a3
9. 0xe49cd474b6e588aa72674a2bd7fec0e694068e34c3a0dac8b4f6322f24150951
10. 0x8abff743dd157f0225d59527cbd5a558fe9044a13b8251e90cdf945d405603a0
11. 0x13951c97c827e2025801573dada28cfb5f8038c9b4de741f9d526cb67b3fe605
12. 0x260682fd6ecd274e73505c5e0bd798abdd0e702afca4f8eebd4331b607a6b175
13. 0x5f350d70c252ff1169c0210fd45fce1b0ab8d7316f048741a9e90a6c8cb65dcf
14. 0x9a79c65e077cd9da9d436b3ade6f5ddc0d244510c4d5903ef2f02d81205f7666
15. 0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae