Evidence row 70499

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.x402node.dev/knowledge/wikidata"
    ]
  ],
  "name": "api.x402node.dev/knowledge/wikidata",
  "owner_address": "0x4466d4a84b7c49a6a094ec6eef4a0712d6dd125e",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e",
        "scheme": "exact"
      },
      {
        "amount": "5000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "CjNFTjvBhbJJd2B5ePPMHRLx1ELZpa8dwQgGL727eKww"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "9urRvUx69HqAopg1JGV9P9wR7JdKoztzdkuNyJ8Eo1up",
        "scheme": "exact"
      }
    ],
    "description": "Search Wikidata entities (structured knowledge graph). Returns entity id (Q-number), label, description, concept URI, aliases. Use ?q=YOUR_QUERY plus optional and lang=en and limit=10. Built for AI agents needing canonical entity disambiguation and Linked Data IRIs. Accepts payment on Base or Solana — either network works.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "lang": "string",
              "limit": "string",
              "q": "string"
            },
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "lang": {
                      "description": "Lang (optional)",
                      "type": "string"
                    },
                    "limit": {
                      "description": "Max results (optional)",
                      "type": "string"
                    },
                    "q": {
                      "description": "Search query (required)",
                      "type": "string"
                    }
                  },
                  "required": [
                    "q"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-12T07:36:01.483Z",
    "quality": {
      "l30DaysTotalCalls": 4,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-12T07:36:01.14Z"
    },
    "resource": "https://api.x402node.dev/knowledge/wikidata",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Search Wikidata entities (structured knowledge graph). Returns entity id (Q-number), label, description, concept URI, aliases. Use ?q=YOUR_QUERY plus optional and lang=en and limit=10. Built for AI agents needing canonical entity disambiguation and Linked Data IRIs. Accepts payment on Base or Solana — either network works."
}

What the leaf hashes

{"body":"2df76bbb86163ee11a9c26b759d390a3bbf644e88c325bf1a0b3aa8d652464d1","id":70499,"kind":"listing","method":"baseline/1","observed_us":1793025480599094,"prev":null,"subject":"x402_bazaar:https://api.x402node.dev/knowledge/wikidata","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x9163c1095e0cfc617c8e16e3bcedb115b23914ac3f793942ddacca239cecb980
2. 0x95d223c8d10e2ed13941c44ca52bf8a2908199886010e88a0671a2757478eb3f
3. 0x16c2f06e931513e9739611ec19a29a729485c983d261158b0de3ad611c4ac273
4. 0xb142153a08f6ab79ba428964bdc536c0c084ae57ff9d1a98be9299c519a201f2
5. 0x8e400436549be70b193edcdc37466c079cd920886a7420a67003d95fc9fcd845
6. 0xac4544069e93bbaa27679591e923b4ec14ef97523f86c4186599dd2a3c980ad0
7. 0x0be084aeea81b5fd5c83f8c56cc5c44084362e090ab8b0a121be750796b94145
8. 0xeed5d1c11e968861f52363cd11a0d9a1482539c24adcfc18cb51dea667db8457
9. 0xf6f2bd9108b82135950a82eaf028e3da7348f19e3c1334f90abbffa60144ea85
10. 0x8f6f90384a3dbb0aa1512320438fce6c69c255af4b720c9519d9dab665dd6626
11. 0x6c9f1a764b7efa4ca549bf1cbbf8b397ce3c92cc35a0932f2dbf0706ae892c07
12. 0xe131b224ee3c295dfa790b458d9daa11e2a32e6131c280c6be7d92190c756a88
13. 0x45c1d3062bbe98a6b1540c7e2ccf6516eedd6ef07fdfeb1ba77ee6272970447c
14. 0xf0edabbb9ba0d643e5505d19d07637eb6f6aed0a1c7356af43ae7d84ae9ef0c5
15. 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae