Evidence row 1261420

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://wafermap.xyz/v1/tts-melo"
    ]
  ],
  "name": "wafermap.xyz/v1/tts-melo",
  "owner_address": "0xefa0fdf4ca8fd79227fb9a19e5cfd24a2a864b81",
  "raw": {
    "accepts": [
      {
        "amount": "1380",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xefa0FDf4Ca8FD79227fb9A19E5CFd24a2A864B81",
        "scheme": "exact"
      },
      {
        "amount": "1380",
        "asset": "0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168",
        "extra": {
          "name": "Global Dollar",
          "version": "1"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:4663",
        "payTo": "0xefa0FDf4Ca8FD79227fb9A19E5CFd24a2A864B81",
        "scheme": "exact"
      },
      {
        "amount": "1380",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:42161",
        "payTo": "0xefa0FDf4Ca8FD79227fb9A19E5CFd24a2A864B81",
        "scheme": "exact"
      },
      {
        "amount": "1380",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:137",
        "payTo": "0xefa0FDf4Ca8FD79227fb9A19E5CFd24a2A864B81",
        "scheme": "exact"
      },
      {
        "amount": "1380",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "BENrLoUbndxoNMUS5JXApGMtNykLjFXXixMtpDwDR9SP"
        },
        "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": "2026-10-30T18:35:18.196Z",
    "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":"f8cd73039bf279456d3a293bbc3c543ace7c2e67d123f83c9980b3be70a9c02b","id":1261420,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793385511186727,"prev":1039149,"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 2026-10-30 (243099 rows).

1. 0x54c01ffc10920d61fe8c7f48fcfae6983256d4926898bb06ee3d94831c9b28e3
2. 0x19e69e2bae07c946e19a9fdbc1cede30e6703b790186cb41671f58d056b3b07b
3. 0xe7a07c9e04bb49b04a376cd220ca25cf67b1301f838da90d5a9391968c2e76ab
4. 0x4ce88b62694de3b198438b4a45311076bfd4de6c6d0a0cf89625e7e6e221dfa6
5. 0xfcd7bed568c7fcc4cedcec947e6e6777d5c4d73e70d64263022e7e432393b7e6
6. 0x6dcd2fa65161933d154914616169b797897fa2566e0be95b1ebd459e36ee04d5
7. 0x3fb0e9cfd48a7a74634f3a49b40d0263de65b2ecf2eb647aec39df9c4364e8f4
8. 0x1f3550ea1ccb02234503ddc8a1d8abec8e471ff90aa4b9b55bec14ef8eb95ecc
9. 0xbf5c6db98bdd8b06f679a7571bcf698feb6d9db22c25d96f9b3750b33d92137b
10. 0xc987dbcd698b8e19d7925246edc158cb7507f70e3e9c73643a8eaec2fe28c87e
11. 0x96d64e12e33f9596d724e7e34f224ac7d3f18e6da849ab97f9082a071d7e08c7
12. 0x39553347c4739ac9ed90e3f481e46c8025da9e356a0f6e2526115aad09aaa15e
13. 0x85b6002c61ef4075a6447b26f57b780bd1014041507b2fc474c4280de84b3c10
14. 0xc50bc54a5f909a7a577c4f0728b218d8be3478facb29ad6040ae8212305ae1d6
15. 0xa937fac4496d1d79e24c5f12abd33388ef710185b9d82165d4b39af6bd434545
16. 0x910a91495535ac1a9e959d27d607e185616d2d41b45bc7071c6357f426f372d8
17. 0xffe660edb9e5c6e3449a49454634c3e7b2f9fe703e5697f723b021735647ab7e
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861