Evidence row 1039149

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://wafermap.xyz/v1/tts-melo"
    ]
  ],
  "name": "wafermap.xyz/v1/tts-melo",
  "owner_address": "0xefa0fdf4ca8fd79227fb9a19e5cfd24a2a864b81",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xefa0FDf4Ca8FD79227fb9A19E5CFd24a2A864B81",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168",
        "extra": {
          "name": "Global Dollar",
          "version": "1"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:4663",
        "payTo": "0xefa0FDf4Ca8FD79227fb9A19E5CFd24a2A864B81",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:42161",
        "payTo": "0xefa0FDf4Ca8FD79227fb9A19E5CFd24a2A864B81",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:137",
        "payTo": "0xefa0FDf4Ca8FD79227fb9A19E5CFd24a2A864B81",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "5QEQqwNpYFetT6zYi5YqJUtzoy6aQgtRQdZNcWus7JVP",
        "scheme": "exact"
      }
    ],
    "description": "MeloTTS — Light multilingual text-to-speech. Cheap narration for drafts.",
    "extensions": {
      "bazaar": {
        "category": "audio",
        "info": {
          "input": {
            "body": {
              "lang": "en",
              "text": "Hello from Wafermap."
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "receipt": {
                "amountUsd": 0.002,
                "asset": "USDC",
                "ms": 1200,
                "network": "eip155:8453",
                "payer": "0x…",
                "tx": "0x…"
              },
              "resource": "tts-melo",
              "result": "{ audio: data:audio/mpeg;base64,… }"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "lang": {
                      "description": "Language.",
                      "enum": [
                        "en",
                        "es",
                        "fr",
                        "zh",
                        "ja",
                        "ko"
                      ],
                      "type": "string"
                    },
                    "text": {
                      "description": "Text to speak.",
                      "maxLength": 1000,
                      "minLength": 1,
                      "type": "string"
                    }
                  },
                  "required": [
                    "text"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1793166422/bazaar-icons/5ef39b93b2d49e3c.png",
    "lastUpdated": "2026-10-28T21:21:03.535Z",
    "quality": {
      "l30DaysTotalCalls": 439,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-28T21:21:52.601Z"
    },
    "resource": "https://wafermap.xyz/v1/tts-melo",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "MeloTTS — Light multilingual text-to-speech. Cheap narration for drafts."
}

What the leaf hashes

{"body":"8d22670beb4f5f44549821e3db5bd5afff9f01d2c334f87aa470d2accb39da00","id":1039149,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793298278814733,"prev":785815,"subject":"x402_bazaar:https://wafermap.xyz/v1/tts-melo","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-29 (242798 rows).

1. 0xcece335d063853989065717daf184e12aed55328873994f16072d73c6337c9b7
2. 0x38afd435773330f29200d0355c61e2678eb5a6d72eed03f2439eba48ab6eeeb2
3. 0xc6dd4b175dd5439aff99f04e9ab3715f44cd4bc9660e1904ce8e4adc7f7eb281
4. 0x51206ecb821183175fac5ac2e4740db532abb1e6296e95fa2617dc763885a08a
5. 0xffc34b319086d27aeadcf7985befe4f3861855c869cc82b3a129d2af44cc5c9f
6. 0x8148a10ff1e67ebec087946c61c509b56b4619033a0fb5375da600c413fea0ac
7. 0xe0da19b091ec7e72d91bf37a226b150f8e9613b7221d1dd6838f74d73e4cf9c8
8. 0xe786059e55609e4024d9d61c6f5caa90668c773cc94d31a3d5d0b12c7938d7f6
9. 0x6c8a2622cd0a6660f1ab3fb7e4a8a4770c294df86c9eb67c7b961f16acf952a0
10. 0xcaa93f9e088c928433dcae0bb788d03d24b669fd1867cda5aee9324b1af0b12f
11. 0x8e6ff74e9f10cd4bc065ecf1931104c9cf70ac42f0e44dbbeb3384c469229ee7
12. 0x53c682b31810858d865f950564c0ebec1ff5893083f3a9cd4ff6faeeaaf02e68
13. 0x97f0ccb56ab0f3fc0746e8ceca39a31e5cd22b8979ee43500468693a013c5beb
14. 0xff4a7a4ef98a9db806f61d17fd3535917a23846dc8183da0b176c5699301b5ba
15. 0x4e4f8f228a3b7a38299ec6f2b1967c6cf4de15fdd9dc0d200e691266e51ef99d
16. 0xef5d5572aac8f06b61579b7167b369fcb479d9027d4037dc9cacff9e3a26ffd2
17. 0xa1fa2e97e71ad6e802f325afd74bb7095901f2060529c9739182a1233f8804bc
18. 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1