Evidence row 409272

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.arysphere.com/v1/ventures/x402_q_verdict_v1/base_token_verdict_preview"
    ]
  ],
  "name": "Base Token Verdict Preview",
  "owner_address": "0x693e82a3745ec21c96aa0010e0a1e5171c9cbd39",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:8453",
        "payTo": "0x693e82a3745Ec21C96aA0010e0A1e5171C9cbD39",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:137",
        "payTo": "0x693e82a3745Ec21C96aA0010e0A1e5171C9cbD39",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:42161",
        "payTo": "0x693e82a3745Ec21C96aA0010e0A1e5171C9cbD39",
        "scheme": "exact"
      }
    ],
    "description": "Token Quick Check: Base contract facts -- name, supply, owner, code. Not financial advice.  Returns: a token verdict preview on one token contract: the contract facts the full verdict reads -- code size, name, symbol, decimals, total supply, owner(), proxy slots -- read from the chain. No grade, no model, no pool price, no holders, no safety or legitimacy call.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "cached": false,
              "chain": "base",
              "method": "preview",
              "note": "A preview: the contract's own state read from the chain. No grade, no model, no pool price, no holders, no safety or legitimacy call. Not financial advice.",
              "ok": true,
              "result": {
                "facts": {
                  "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
                  "code_bytes": 1852,
                  "decimals": 6,
                  "erc20_shaped": true,
                  "is_contract": true,
                  "name": "USD Coin",
                  "owner": "0x3abd6f64a422225e61e435bae41db12096106df7",
                  "owner_function": true,
                  "owner_renounced": false,
                  "proxy_implementation": "0x2ce6311ddae708829bc0784c967b7d77d19fd779",
                  "proxy_slot": "zeppelinos",
                  "proxy_slots_checked": [
                    "eip1967",
                    "eip1967_beacon"
                  ],
                  "symbol": "USDC",
                  "total_supply": "4302380095.850094",
                  "total_supply_raw": "4302380095850094",
                  "upgradeable_proxy": true
                },
                "token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
              },
              "service": "x402_q_verdict_v1.base_token_verdict_preview"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "token": {
                      "description": "token contract, 0x + 40 hex",
                      "pattern": "^0x[0-9a-fA-F]{40}$",
                      "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": "2026-10-27T00:55:23.961Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-26T20:19:51.341Z"
    },
    "resource": "https://api.arysphere.com/v1/ventures/x402_q_verdict_v1/base_token_verdict_preview",
    "serviceName": "Base Token Verdict Preview",
    "tags": [
      "token",
      "verdict",
      "preview",
      "contract",
      "base"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Token Quick Check: Base contract facts -- name, supply, owner, code. Not financial advice.  Returns: a token verdict preview on one token contract: the contract facts the full verdict reads -- code size, name, symbol, decimals, total supply, owner(), proxy slots -- read from the chain. No grade, no model, no pool price, no holders, no safety or legitimacy call."
}

What the leaf hashes

{"body":"c7959723f5ac4e44bd99e0962944226e2e17b81e13f5b734f968b7151abbc169","id":409272,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793080359672690,"prev":298808,"subject":"x402_bazaar:https://api.arysphere.com/v1/ventures/x402_q_verdict_v1/base_token_verdict_preview","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x76668e04481e5e984ad0f510b3fb73aacf1a83c2207048c4be0f7d52c53cc30f
2. 0x1a979e4216f2b6786bb8953c50e018cc81c04a33cd4387fd873513b0b1365f71
3. 0xf79130a653c9276eef9d68a18ca6fa9b4d04f8936f8922186fa84a0750e2e47e
4. 0xbba31ae94b1f54850a944a72588317536f5fbbbd1b5c529e1cc8a96f50e2c4d6
5. 0x4a719f7f63030fbbfd49fff43abfad04c1a731dea079cc96c419eb88821d7f94
6. 0x74c1af2f371d1617cf61995e1fa53a0790e418e6aea84d0326f99ecee91b7926
7. 0x1b4875c313be82b4eb7f029184ba3c48827163bb9007e5ae958c89dfb718f3c9
8. 0xf1a9e98fe1df4ee96ff91553acecdcd3a49228e062be21df91f45ec16cff08ac
9. 0xacbc960d0436409f1a1ca1e0ae9b7e3858f54413314002911b30bfdbdc8bc656
10. 0xf4799c125201e1c2aac3b37b8ad5b35d88ed540009ecda6831e795d123a55fcf
11. 0xe6bb1ce9f4488db1a61582719cb796889efd3c003080931b82d2a8a465d0fec2
12. 0x6834d22f4558c2279e3de3027a40f72cd350b3c4a2e54be57aff9ec2c9eaf01a
13. 0x4094bd5bc2ab60e4518d1ee8a13455a69d7484ea62ecdca2618d0f39d3403503
14. 0x9848c068b1371232529d2b5738fdc45b854c57da041b69ea7c9e112b14e2d9d1
15. 0x275720ecabb68df33eee92ae4fd70572a8d952d6c61c061c2869cfc3217aa5c5
16. 0x23cf9bb4337ee8be7fcae368fd69d24c62c11fb45882127b4cd919bb96a19996
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4