Evidence row 279644

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://basefeed-io.fly.dev/v1/ping"
    ]
  ],
  "name": "basefeed",
  "owner_address": "0xefc3f6ba8a706af67162ebab84fc2d09fa73360e",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:8453",
        "payTo": "0xEfc3f6Ba8A706af67162ebaB84Fc2d09fA73360E",
        "scheme": "exact"
      }
    ],
    "description": "x402 settlement test",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "type": "http"
          },
          "output": {
            "example": {
              "ok": true,
              "pong": true,
              "tier": "A"
            },
            "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": {
                  "additionalProperties": false,
                  "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": "2026-10-26T18:12:18.854Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-26T18:12:18.642Z"
    },
    "resource": "https://basefeed-io.fly.dev/v1/ping",
    "serviceName": "basefeed",
    "tags": [
      "base",
      "usdc",
      "x402",
      "feed"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "x402 settlement test"
}

What the leaf hashes

{"body":"63ab91dc0fd781d4559b67868e41d38b272eaec4831752be46c36d68e9e1529b","id":279644,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793042346131327,"prev":272211,"subject":"x402_bazaar:https://basefeed-io.fly.dev/v1/ping","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. 0x3d1acd7e2c1964cd4a36a94c52dc352836ef3cc85ae3c80c96c7946f6b18947c
2. 0xc474391e8425be72ca64b54132577a097c80c9bba93613fd462adf864f647af4
3. 0xd3f380bea96768ce093cdb364150ef8cccae28f92e01679b217a0db5a6c68bbc
4. 0xa009ac6426d94e95908090c2e6c3ebbfba470e67d64ee31d558f603f433c28d6
5. 0x9eb0a2049b71cac13909e107088fe2e364605649bf23a1b648a7b72571ef4ae2
6. 0x519e1ede94b64f34b3dfd4a8c78ebc8e78ca73166ca4204f0f8eb79240007241
7. 0x7f9463b87f709270a9d7597c58b6ca38a44c8eb78c3d790f460e0adf4ecfd3e9
8. 0xd86ec2dcf7df37f557085948579370c72300cf810de57af63b6322f36573f31d
9. 0x7ed5307b5f1fd6387adb988ca74889a8053f81f17a453933322c228bf44a58f4
10. 0xae66718d5a1d562c4f24366c92ce0f9cda65031931b8a838a2d71f1f81f474ea
11. 0xd7dd18a37a5bb07e81a8083d8d1469e052ceebb2814b00f5a8d4f4cd181a5108
12. 0xd04df0f7f3be4d014b4cea8172ada286fbcf5bcb32ae1b281704fd75627b661b
13. 0x215f432600b78f2e7c9629cd10ce6ce4b7f3351b0b71f3f2c7dcb8e650f6cd63
14. 0x7f594f5609f388d64d3cda87b5631d393ee8300bb09bad71f150113a5886ee33
15. 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae