Evidence row 76001

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://golf-evm-math.x402-evm-math.workers.dev/merkl-stable"
    ]
  ],
  "name": "Merkl stable yield ranking API",
  "owner_address": "0x0881b857608f996e4c8dcfe09d55c6c188cf19b5",
  "raw": {
    "accepts": [
      {
        "amount": "8000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x0881B857608F996e4c8DcFE09D55C6C188CF19b5",
        "scheme": "exact"
      }
    ],
    "description": "DeFi yield API: live stablecoin yield ranking, best stable APY / net APR of Merkl reward campaigns on Base (after gas, TVL >= $100k), refreshed every 2 hours, for yield farming agents.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "limit": "10"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "campaigns": [
                {
                  "apr_pct": 37.2,
                  "campaign": "Supply USDC vault",
                  "days_left": 160,
                  "net_apr_pct": 37.1,
                  "protocol": "Hyperdrive",
                  "rank": 1,
                  "tvl_usd": 262752
                }
              ],
              "chain": "base",
              "data_from": "echo",
              "stamp": "data from echo, updated 2026-10-22 22:50 UTC"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {},
                  "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": "2026-10-25T04:37:42.565Z",
    "quality": {
      "l30DaysTotalCalls": 5,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-25T04:37:42.341Z"
    },
    "resource": "https://golf-evm-math.x402-evm-math.workers.dev/merkl-stable",
    "serviceName": "Merkl stable yield ranking API",
    "tags": [
      "defi-yield",
      "yield",
      "stablecoin",
      "apy",
      "merkl"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "DeFi yield API: live stablecoin yield ranking, best stable APY / net APR of Merkl reward campaigns on Base (after gas, TVL >= $100k), refreshed every 2 hours, for yield farming agents."
}

What the leaf hashes

{"body":"77d61dc8682f790bcfccbe1fe63f1f3e159569f9af5eea396d0c9dcd0e1dd08d","id":76001,"kind":"listing","method":"baseline/1","observed_us":1793025491495609,"prev":null,"subject":"x402_bazaar:https://golf-evm-math.x402-evm-math.workers.dev/merkl-stable","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. 0x277149484767eff61e43a0392dbdb778710ba69cf303229766cb33887efe46d2
2. 0xc58097e24a2fe4053ccbc299f5284520b35e82c480fae7c6a0ce671335a54256
3. 0x131f7680d76a03912471991e2fdbd8837956fcd7b0cfe4e1752439c57fa64eae
4. 0x2ee19a26619c7e791508240c2a28d5b8d29c4b4f0b8b1498dcf851b3694c22ec
5. 0xf13b8f0d49d552ecef6b1c3123797a096896ef0ecb5bc8ca6e06b0b96ef082fe
6. 0x1bea0d3c66777b95b1ed84e18f3f478c156a2b06cd13b2bc34e870416991acab
7. 0xc3f85e68d25dec854991f7aa13fce92f644883a89f9c72e30f0de8091ef366cf
8. 0x60ad543338adf90fbe7fe60bf87405f63bcd9f45d8e3122c9536616849158231
9. 0x2e13a50b0d4495d66542865920f1e87b8b0f2575be78c31e0f22dc5a318efb26
10. 0x471a949e3f120f159739bb01e9191ffabe99262f41106795f5abc927d2337558
11. 0x4052d44b5530fb76c2eaae6028a8353bb8a3d80e4775a2c7996dfad1e2cad4af
12. 0x364047261f51ecdbe278514b4f415358118ef4644f7124e15a40f80a86f6a05b
13. 0x16a8fb19a5e4f4535e7cb3fce5c15ecfa188586bb74e347ee71164f8af27dfe1
14. 0xd843afcced75dedd39194ff9bd12326b88099e6112686db2299392d022dc3146
15. 0xc3a6a3ae44ec0da1848b16d40c45d7aac97a67352eea8df18e0f26edabea8a2f
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae