Evidence row 785815

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": "2026-10-28T17:31:28.993Z",
    "quality": {
      "l30DaysTotalCalls": 146,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-28T13:01:12.576Z"
    },
    "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":"a5b81f5222d11df360d7056bd493e4e8153967bb4d7d7a67c5dd9e1e25dbc245","id":785815,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793211280320230,"prev":752020,"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 2026-10-28 (231336 rows).

1. 0x6fd24f23e3b4d365ab31707849387a9a82033dc2967dfaa8c86e52c4335e6408
2. 0xcf09a142d37954fd73c1543e6e3220e799811565e4dd4a05729b686c06d5944c
3. 0xfa370d1c59c5e1408003083402cef5f6534bf7d84c377df8118bd83cb007b915
4. 0x8c0bb215c646a1df8e6f8dc299ea8136c8e965145eab238a2e1d72020db3d57e
5. 0xf2469c48077ba9e7f056e134cc34729608c33785a41234dce0c3a126a6b90807
6. 0xbc0390a7dada6afc65b744689b14d67ea6cea27e09a690c4bbc9acfd44d24e08
7. 0x979576a096d5559dd28d42a6feb6bda02f4e3ce9dd1f620a7a416525bf4c08cf
8. 0x4c15897b011b6f2076a11312e630ab1b6c3a86545a2a578a481bd34cb3ebabce
9. 0xdfd97497f9a3478294bef7b0ec8c8a87975d42cd4185fc9ddb9642851e18dd15
10. 0xaa999bd42183b1cb36552e4053f93d092d05b1358ce4e01d036f3d200e2602bb
11. 0xb92ce528788d2ef7391980b379f538b34e146592e2233d465548750c74187c9f
12. 0xbfa98a981ac79123cf0e3c1136bb6a91530861c176632b87f390ea08f8ca340f
13. 0x7f155f68af02d8849db98e7526c24e043693127acc289e6a058a9d26a9c83335
14. 0x13a2df73da081eeb4e6752fd2a3d176d9f2a8d2dd01b46f18b266eb7116ace2f
15. 0xab4e84d781dccd579dcf5c47a356a4a2e6cac58a2aefdf3543a3fa15238fa4db
16. 0x74cf00e07b52415c2184cf20be69d195ed2725497a6892c2f3e449497c17d0ec
17. 0x7a743a0a09057bae687051274e1d45bf973bd36a1a4ba16a191b5d29e3bdfa2a
18. 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae