Evidence row 750392

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.delx.ai/api/v1/x402/token-estimate"
    ]
  ],
  "name": "Delx Token Estimate",
  "owner_address": "0x9f8bd9875b3e0b632a24a3a7c73f7787175e73a2",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "description": "Estimate GPT- and Claude-style token counts for a text payload for $0.001 USDC; deterministic and keyless. Call when you need this bounded result without an API key or subscription. Returns machine-readable JSON via x402 on Base or Solana. Limitation: results cover only the supplied input or one bounded public endpoint at request time; callers must verify before acting.",
        "extra": {
          "accept_label": "Coinbase CDP",
          "app": "Delx Commerce",
          "erc8004_id": "14340",
          "facilitator_url": "https://api.cdp.coinbase.com/platform/v2/x402",
          "name": "USD Coin",
          "provider": "coinbase",
          "provider_label": "Coinbase CDP",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "mimeType": "application/json",
        "network": "eip155:8453",
        "payTo": "0x9f8bd9875b3E0b632a24A3A7C73f7787175e73A2",
        "resource": "https://api.delx.ai/api/v1/x402/token-estimate",
        "scheme": "exact"
      },
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "description": "Estimate GPT- and Claude-style token counts for a text payload for $0.001 USDC; deterministic and keyless. Call when you need this bounded result without an API key or subscription. Returns machine-readable JSON via x402 on Base or Solana. Limitation: results cover only the supplied input or one bounded public endpoint at request time; callers must verify before acting.",
        "extra": {
          "accept_label": "PayAI Base",
          "app": "Delx Commerce",
          "erc8004_id": "14340",
          "facilitator_url": "https://facilitator.payai.network",
          "name": "USD Coin",
          "provider": "payai",
          "provider_label": "PayAI Base",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "mimeType": "application/json",
        "network": "eip155:8453",
        "payTo": "0x9f8bd9875b3E0b632a24A3A7C73f7787175e73A2",
        "resource": "https://api.delx.ai/api/v1/x402/token-estimate",
        "scheme": "exact"
      },
      {
        "amount": "1000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "description": "Estimate GPT- and Claude-style token counts for a text payload for $0.001 USDC; deterministic and keyless. Call when you need this bounded result without an API key or subscription. Returns machine-readable JSON via x402 on Base or Solana. Limitation: results cover only the supplied input or one bounded public endpoint at request time; callers must verify before acting.",
        "extra": {
          "accept_label": "PayAI Solana",
          "app": "Delx Commerce",
          "erc8004_id": "14340",
          "facilitator_url": "https://facilitator.payai.network",
          "feePayer": "CjNFTjvBhbJJd2B5ePPMHRLx1ELZpa8dwQgGL727eKww",
          "name": "USD Coin",
          "provider": "payai",
          "provider_label": "PayAI Solana",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "mimeType": "application/json",
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "28heAMpFkeUJsL7o7apiK4oJwZWq2fUHinRwbgYYsemG",
        "resource": "https://api.delx.ai/api/v1/x402/token-estimate",
        "scheme": "exact"
      }
    ],
    "description": "Estimate GPT- and Claude-style token counts for a text payload for $0.001 USDC; deterministic and keyless. Call when you need this bounded result without an API key or subscription. Returns machine-readable JSON via x402 on Base or Solana. Limitation: results cover only the supplied input or one bounded public endpoint at request time; callers must verify before acting.",
    "extensions": {
      "bazaar": {
        "category": "utility",
        "info": {
          "input": {
            "body": {},
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {},
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": true,
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "additionalProperties": true,
                  "type": "object"
                },
                "type": {
                  "const": "json",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "example"
              ],
              "type": "object"
            }
          },
          "required": [
            "input",
            "output"
          ],
          "type": "object"
        },
        "serviceName": "Delx Token Estimate",
        "summary": "Estimate GPT- and Claude-style token counts for a text payload for $0.001 USDC; deterministic and keyless. Call when you need this bounded result without an API key or subscription. Returns machine-readable JSON via x402 on Base or Solana. Limitation: results cover only the supplied input or one bounded public endpoint at request time; callers must verify before acting.",
        "tags": [
          "x402",
          "utility",
          "tokens",
          "llm",
          "cost"
        ]
      },
      "payment-identifier": {
        "info": {
          "required": false
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "id": {
              "maxLength": 128,
              "minLength": 16,
              "pattern": "^[a-zA-Z0-9_-]+$",
              "type": "string"
            },
            "required": {
              "type": "boolean"
            }
          },
          "required": [
            "required"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1785330572/bazaar-icons/f116ee851813c2b6.png",
    "lastUpdated": "2026-10-28T06:19:56.942Z",
    "quality": {
      "l30DaysTotalCalls": 8,
      "l30DaysUniquePayers": 7,
      "lastCalledAt": "2026-10-28T06:19:56.317Z"
    },
    "resource": "https://api.delx.ai/api/v1/x402/token-estimate",
    "serviceName": "Delx Token Estimate",
    "tags": [
      "x402",
      "utility",
      "tokens",
      "llm",
      "cost"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Estimate GPT- and Claude-style token counts for a text payload for $0.001 USDC; deterministic and keyless. Call when you need this bounded result without an API key or subscription. Returns machine-readable JSON via x402 on Base or Solana. Limitation: results cover only the supplied input or one bounded public endpoint at request time; callers must verify before acting."
}

What the leaf hashes

{"body":"dc8cff1b569e8e0abd92564a03dcda948b9ad5fdf850f82d205f4903f573f053","id":750392,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793178679369722,"prev":66036,"subject":"x402_bazaar:https://api.delx.ai/api/v1/x402/token-estimate","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. 0x55f3727ede9d8c8d49a251c68b79485135d4797a3b51ec504cb27c1b3306e91d
2. 0x72d73f815c734082193cc0d67dec803acfc3033acc7bb877b5098ff3f732423d
3. 0x70a8250e0fcc32b46facccdad40d9ff94d987b1c067add315c33e55d3f597dd7
4. 0xfca6e1cc655f95a1abbd13366588e98b50abf36543a39ab94e71f380d7027d25
5. 0x934d0fcdb9d96578a058530da62677e500e33e401a4539461b9c9058e59600d0
6. 0x5070c6228a298b6c49270bcdc0929cf78ae34684e9e08889e77f7058338122e2
7. 0xa2d53f5cea386ef27e40a6561d6024235085fe8880ae27940db6319b37e6e46d
8. 0xebf88a8f0d60044a05592b5edbc60287cdf188adfdc9c86f0bd6a37c8828c4ab
9. 0x135c5851c0cb1653d8c7a97c81e88612b51f6857610877ccbf2c5d63a8f7a534
10. 0x8f9f087c97640ccb1239920531f434486135cc4c3a1d224938cf0eca4682c2ef
11. 0xe7f558495ac371ba409515af5643d73b55bdc51af778d888374b8bb272613771
12. 0xf4e720164412fb39884a52a2634039db2a11376ce8f394eb8a98eec16df68553
13. 0x7d1829083dbabe39994f2d5687f99b5933bed73cd0300562b3af1bb8f3d94388
14. 0x4a3671cf60fc2b873faa04c5863043b075336ef59080ef23af50811e899402d0
15. 0xd12637e9c035a4c3a66d0f0436dfc7bf3f13da4d17ea045b647d9e9beef1ef11
16. 0xa99a40fe210d675bb6ab72d4bb72ab40eb44ac345773c457fbe58e67a47b03df
17. 0x7a743a0a09057bae687051274e1d45bf973bd36a1a4ba16a191b5d29e3bdfa2a
18. 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae