Evidence row 265407

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://perp-gap-api.perpgap.workers.dev/catalog/full"
    ]
  ],
  "name": "Perp Gap API",
  "owner_address": "0x2d82dcb9cc3a168d9ab25b62c1e33e278a51254f",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0x2d82dcB9cC3a168d9Ab25b62C1E33E278A51254F",
        "scheme": "exact"
      },
      {
        "amount": "1000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "GVJJ7rdGiXr5xaYbRwRbjfaJL7fmwRygFi1H6aGqDveb"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "5MoL8HNnvZUogGrqiF4T1StmAUpdU7ERA2GUJ7gLrEja",
        "scheme": "exact"
      }
    ],
    "description": "Use first to see which venues list a ticker and get the exact symbol before /quote, /funding or /gaps. Every stock perp and tokenized stock agents can trade: trade.xyz, Aster, Lighter and OKX perps plus xStocks and Ondo tokens (2,400+ markets), with venue, symbol or mint, underlying, type, live and tradable-now flags. Same data free at GET /catalog. Errors: 400 unknown venue, 402, 502. Data, not advice.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "group": "1",
              "ticker": "NVDA"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "count": 1,
              "generated_at": "2026-10-22T21:40:14.497Z",
              "note": "Grouped by ticker. Free. Data, not financial advice.",
              "tickers": [
                {
                  "markets": [
                    null
                  ],
                  "perp_venues": [
                    "hyperliquid-xyz"
                  ],
                  "ticker": "NVDA",
                  "token_venues": [
                    "xstocks-solana"
                  ],
                  "tradable_now": [
                    "hyperliquid-xyz"
                  ],
                  "type": "us_equity"
                }
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "additionalProperties": true,
                  "properties": {
                    "format": {
                      "description": "Optional: json or csv.",
                      "enum": [
                        "json",
                        "csv"
                      ],
                      "type": "string"
                    },
                    "group": {
                      "description": "Optional: 1 = group by ticker.",
                      "enum": [
                        "1"
                      ],
                      "type": "string"
                    },
                    "instrument": {
                      "description": "Optional: perp or token.",
                      "enum": [
                        "perp",
                        "token"
                      ],
                      "type": "string"
                    },
                    "ticker": {
                      "description": "Optional comma-separated tickers.",
                      "type": "string"
                    },
                    "venue": {
                      "description": "Optional comma-separated venues (hyperliquid-xyz, aster, lighter, okx, xstocks-solana, ondo-gm).",
                      "type": "string"
                    }
                  },
                  "required": [],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "description": "Error responses are JSON {error: string, hint?: string}. 400 unknown venue; 402 payment required; 502 storage error. Full field docs: /openapi.json.",
                  "properties": {
                    "count": {
                      "type": "number"
                    },
                    "generated_at": {
                      "type": "string"
                    },
                    "note": {
                      "type": "string"
                    },
                    "tickers": {
                      "type": "array"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-26T16:39:22.431Z",
    "quality": {
      "l30DaysTotalCalls": 9,
      "l30DaysUniquePayers": 9,
      "lastCalledAt": "2026-10-25T20:36:23.935Z"
    },
    "resource": "https://perp-gap-api.perpgap.workers.dev/catalog/full",
    "serviceName": "Perp Gap API",
    "tags": [
      "Data",
      "Trading",
      "stocks",
      "perps",
      "tokenized-stocks"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Use first to see which venues list a ticker and get the exact symbol before /quote, /funding or /gaps. Every stock perp and tokenized stock agents can trade: trade.xyz, Aster, Lighter and OKX perps plus xStocks and Ondo tokens (2,400+ markets), with venue, symbol or mint, underlying, type, live and tradable-now flags. Same data free at GET /catalog. Errors: 400 unknown venue, 402, 502. Data, not advice."
}

What the leaf hashes

{"body":"5ca2ac26d2f7b87ccbdfc72c0c4f69f48494f7a6f5ad4c5820901686d9a5be47","id":265407,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793034717605696,"prev":118466,"subject":"x402_bazaar:https://perp-gap-api.perpgap.workers.dev/catalog/full","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. 0xa690aad63f40928df19cf4601d12f8746608b40267d9e5c20b2a0548e7422a9e
2. 0x7bc5d77452c72dc9d3d22fd4f068a427cc51fc5addfa0491f80c1eced2455591
3. 0xad701fbc03492c63f721fbd6957530a755d5b9dfa111263b010a9dcead3d393f
4. 0xcbeb8003068f7e7a22719d1032bd6dfa35e18e7f1d59fc48db742192a50842eb
5. 0x3536d4b4ecbb291a121ddb3fe2a7f54976728ba469decc7a2e3a2e40efae09e9
6. 0x8b7e22a036e25621525ec79bb57f26d797fee84015593b4e74bf9dc61836239c
7. 0x80d77172fe6cdabdc64eeb9668113c760e73506ad1c97a044828eb17280de9cf
8. 0xdbecb86ecc49c01babd30cc29cc764a3401a457268d7701c420688ab6ceec35a
9. 0x5b2a94981be99694b17f2109dcd3a26a6206d22810a82d1669671ea3ac86b58a
10. 0x8898ab8e9245665c91957f93ced1d4675156754992f0651eb80aa5869ec8fd1b
11. 0xf9b4ada16aca6f9b63c09b94519008e1b94357a9d352c245023758b56b82d0b1
12. 0x1e464fcb484a1e782f9fe44be5118a9de934eb533c96ba10fc7d20e3a3e4711c
13. 0x292ebdce6b8d3d7ef08ad646a0fd97dee9313ab55c1a350807d9f3013794c37a
14. 0x428106f4ae4ec142f17aebf6fa50935242f8d3f1c211cf95d6351d03d11da2b7
15. 0x62a900133713919f4eed33d8336876b7a6d538233b8a4f3ed03b29aa44f5bad0
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae