Evidence row 453719

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://2s.io/api/search/endpoints"
    ]
  ],
  "name": "2s",
  "owner_address": "0x2b6d4988db4723e6908db86ab2b8dfbc51fc32c5",
  "raw": {
    "accepts": [
      {
        "amount": "2500",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:8453",
        "payTo": "0x2b6D4988Db4723E6908Db86Ab2b8dFBc51FC32C5",
        "scheme": "exact"
      },
      {
        "amount": "2500",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "BFK9TLC3edb13K6v4YyH3DwPb5DSUpkWvb7XnqCL9b4F",
          "name": "USDC",
          "version": "1"
        },
        "maxTimeoutSeconds": 60,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "TW6ntaGzvj63ZgPjszd4FCGmVTGfzv1MAYZbjYcyWhn",
        "scheme": "exact"
      }
    ],
    "description": "Find the right 2s endpoint for a task using natural language. Pass q (e.g. 'check if a domain can be spoofed', 'is this CVE being exploited', 'screen a company for sanctions', 'decode a VIN') and get back the catalog's most relevant endpoints, ranked, each with its id, API path, method, group, description, and price. Deterministic keyword + synonym matching over the live endpoint registry (no LLM, no external calls) — a self-routing index so an agent (or its planner) can discover which paid call answers a question instead of reading the whole 290+ endpoint catalog. Returns the path you then call directly.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "limit": 3,
              "q": "check if a domain can be spoofed"
            },
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "method": {
                  "const": "GET"
                },
                "queryParams": {
                  "properties": {
                    "limit": {
                      "description": "Max results (1-50, default 10).",
                      "type": "integer"
                    },
                    "q": {
                      "description": "Natural-language description of what you want to do.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "q"
                  ]
                },
                "type": {
                  "const": "http"
                }
              },
              "required": [
                "type",
                "method",
                "queryParams"
              ],
              "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/v1781454341/bazaar-icons/58f7ba8f2b3b8047.png",
    "lastUpdated": "2026-10-27T09:47:56.73Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-08T06:13:07.405Z"
    },
    "resource": "https://2s.io/api/search/endpoints",
    "serviceName": "2s",
    "tags": [
      "public-records",
      "identifiers",
      "ai-agents",
      "us-gov-data",
      "x402"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Find the right 2s endpoint for a task using natural language. Pass q (e.g. 'check if a domain can be spoofed', 'is this CVE being exploited', 'screen a company for sanctions', 'decode a VIN') and get back the catalog's most relevant endpoints, ranked, each with its id, API path, method, group, description, and price. Deterministic keyword + synonym matching over the live endpoint registry (no LLM, no external calls) — a self-routing index so an agent (or its planner) can discover which paid call answers a question instead of reading the whole 290+ endpoint catalog. Returns the path you then call directly."
}

What the leaf hashes

{"body":"a66487f3dc145d4a59781285ffc9ddc485bbbc9e97a89fb307c2ddd65b86193b","id":453719,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793100656253850,"prev":60357,"subject":"x402_bazaar:https://2s.io/api/search/endpoints","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x7cd6e6980699e412d703b75fb1a85a09e66f3081968a3fb82585f5a0b32ed9d8
2. 0xcabc4475b3804d834169088738d1b2fda368adf55abdd12ec88648019bd5a708
3. 0xf451d723d66d2a466aba537c121e3309b85a2612be878fb2c580c0f87a40a40f
4. 0x1ae9e2587f21896242950b441609d49cad7434a496bdc0f7066bb2e692973f37
5. 0xfb52f9346ca81a53bd12f9c5e0af35e6a963f64181be638dc5c1d7248e068866
6. 0x75ed225b9ac2f587829310ac32c178883921b923918cf3be859bb1671a7718a0
7. 0xa15aac86f75d4fb4d2582f395ad88703d1b0b2182caa28a8fb35bcdbf57284e9
8. 0x2bb64463be91fe1255a9911852abffea1c526ce44c5fc722bb32a6947d05d851
9. 0xdcbaa39ee50c751e6ad847bce9ec84892f12465b845f05493883eaa954998979
10. 0x459f9f339a3ceb7bd14096af92f25ad27a53885bf916dec53fd75c30dbb9981a
11. 0x2a5f7e08b037d9c38a1e98b11881b16d6f5c48aa1e4e0fce4af8d9904314bbdf
12. 0x98815e62072eb9319b52d9744169ae17850c056887ffbb325e7f2f9ed317a6a0
13. 0xbc7cf10ae301dcdbc5db5be8c29e1b3618ffaf1c196a74cb6a9e6c4fae0bbeed
14. 0xfa0c8e8f1a1710ff197533b0a28208f2e168afe71abb7bb3416e09d1ac371d60
15. 0x3c500ec3d3edf0c74b87a6ca8fcd77656bfbe03db3d478bd0c184d0c88839c6b
16. 0xfecf3d4646dd4984a13dd715499e842c3fde63692336d97394c2bfd8e877ca5d
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4