Evidence row 118553

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://plainchain.appin60.com/v1/bazaar/search"
    ]
  ],
  "name": "plainchain.appin60.com/v1/bazaar/search",
  "owner_address": "0xb442dacae60c07bb5db8f33c8a6c1572d8f24e83",
  "raw": {
    "accepts": [
      {
        "amount": "1942",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xB442daCAE60C07bb5dB8f33C8a6c1572d8F24e83",
        "scheme": "exact"
      }
    ],
    "description": "Find x402 APIs that agents actually pay for: keyword search over the whole Coinbase x402 Bazaar (31,000+ paid endpoints), ranked by distinct paying wallets in the last 30 days. Filter by max price and network. Returns URL, method, price, 30-day payers and calls, last paid call. Use to pick a proven seller before spending.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "max_price": "0.01",
              "q": "gas price base"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "query": "gas price base",
              "ranking": "distinct paying wallets in the last 30 days...",
              "results": [
                {
                  "calls30d": 236,
                  "lastCalledAt": "2026-10-13T06:12:00.000Z",
                  "method": "GET",
                  "payers30d": 236,
                  "priceUsd": 0.001,
                  "resource": "https://api.example.com/gas"
                }
              ],
              "snapshotAt": "2026-10-13T08:30:00Z"
            },
            "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": "1-25, default 10",
                      "type": "string"
                    },
                    "max_price": {
                      "description": "optional max price per call in USD",
                      "type": "string"
                    },
                    "network": {
                      "description": "optional, e.g. base or eip155:8453",
                      "type": "string"
                    },
                    "q": {
                      "description": "words describing the task, e.g. 'web search', 'token price', 'weather'",
                      "type": "string"
                    }
                  },
                  "required": [
                    "q"
                  ],
                  "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": "2026-10-25T20:36:50.616Z",
    "quality": {
      "l30DaysTotalCalls": 4,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-25T20:36:50.045Z"
    },
    "resource": "https://plainchain.appin60.com/v1/bazaar/search",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Find x402 APIs that agents actually pay for: keyword search over the whole Coinbase x402 Bazaar (31,000+ paid endpoints), ranked by distinct paying wallets in the last 30 days. Filter by max price and network. Returns URL, method, price, 30-day payers and calls, last paid call. Use to pick a proven seller before spending."
}

What the leaf hashes

{"body":"f534771e98ce44e5d7c197cf2f6b48fd792be1e42c76a39afc7a61cf8a404ad6","id":118553,"kind":"listing","method":"baseline/1","observed_us":1793025613423783,"prev":null,"subject":"x402_bazaar:https://plainchain.appin60.com/v1/bazaar/search","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. 0x67295e3c19b4f0cb92b0e83ca405528023700dbf3341013cb8f4be20f0de7e04
2. 0x5496e92d0c7751cdc83c93330a81d8d27ec3fba194429975e242502383135e1b
3. 0xb932a5d0426cd7505b58ddc59c523506a03e9cd0e20666cda7a5adcd0889aae9
4. 0x2da3919ce9600001a0e405ec01ef0b2e0c3ea5752cce12d773f131d6fed6085b
5. 0x4d725e710dfeaadb43462ea5f2a5c2bc068f1a3b4d0ce2cf715341ecbc6f207f
6. 0x871fce66d4fcfa85665c1c800d1171971a2eede47503df507804d8636260095a
7. 0xa0ecd2c10dab1f3dc3204bdcd5410373a28256b20449616f8798f89ff5938a72
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