Evidence row 279100

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://nojunk-chain.mick8511.workers.dev/block"
    ]
  ],
  "name": "nojunk-chain.mick8511.workers.dev/block",
  "owner_address": "0x6f762720b8515b7091e6aa69e8361f7b9909233f",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x6f762720b8515b7091e6aa69e8361f7b9909233f",
        "scheme": "exact"
      }
    ],
    "description": "Blockchain Data block: Block by number, hash or latest -> number, hash, timestamp, tx count, gas used/limit, base fee, miner (EVM); Bitcoin block header; Solana slot summary.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "chain": "base",
              "number": "latest"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "base_fee_gwei": 0.0098,
              "base_fee_wei": "9800000",
              "chain": "base",
              "chain_id": 8453,
              "chain_name": "Base",
              "explorer": "https://basescan.org/block/36512345",
              "fetched_at": "2026-10-15T12:00:00.000Z",
              "gas_limit": "120000000",
              "gas_used": "41234567",
              "gas_used_pct": 34.36,
              "hash": "0x9b1c6e0b0f5d2a3c4e5f60718293a4b5c6d7e8f90a1b2c3d4e5f60718293a4b5",
              "miner": "0x4200000000000000000000000000000000000011",
              "number": 36512345,
              "parent_hash": "0x8a0b5d9a9e4c1b2a3d4e5f60718293a4b5c6d7e8f90a1b2c3d4e5f60718293a4",
              "size_bytes": 98213,
              "timestamp": 1760529600,
              "timestamp_iso": "2026-10-15T12:00:00.000Z",
              "tx_count": 187
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "chain": {
                      "description": "Required: base, ethereum, bsc, arbitrum, polygon, optimism, avalanche, solana or bitcoin",
                      "type": "string"
                    },
                    "hash": {
                      "description": "Optional block hash instead of number (EVM 0x + 64 hex, Bitcoin 64 hex; not for Solana)",
                      "type": "string"
                    },
                    "number": {
                      "description": "Optional block number (decimal or 0x hex), Solana slot, or \"latest\" (default)",
                      "type": "string"
                    }
                  },
                  "required": [
                    "chain"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-26T15:08:43.791Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-26T15:08:43.583Z"
    },
    "resource": "https://nojunk-chain.mick8511.workers.dev/block",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Blockchain Data block: Block by number, hash or latest -> number, hash, timestamp, tx count, gas used/limit, base fee, miner (EVM); Bitcoin block header; Solana slot summary."
}

What the leaf hashes

{"body":"85849fb7779b753b920de51528f175450ca32678eaf0e2f6953846e11867c949","id":279100,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793042173637088,"prev":236535,"subject":"x402_bazaar:https://nojunk-chain.mick8511.workers.dev/block","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. 0xa4f165a8aad6df16dbc90246f80459e5c30b0b73e1ad1ead3865f58463c265ff
2. 0xa0ea3a05ff90798ffa249895f5f7e5e3a89b7e4d423b84e8e21fa76573e5f118
3. 0xe42f277fd66c2f04563ea9d3355a172da3c1d3a73e5b8a35def261da8d28a088
4. 0x3df6a97e955dd800ef866927530c036aadc90d8177f1de23b456a750281d7b7a
5. 0x5a9538321f30af8123fe52315ba797077cf3fff368ccfd4a6e268e4df992453c
6. 0xec69c1ef6398806444fdcd07dfa405cf7e4e87ea6485d510f8aeeacea426cbfb
7. 0x7747a3956303095c2e74855580a19af2139babe124b06ee0aa13aaf826ccc294
8. 0xb956279ec005126d4b4c2e420861240c5041f579e0f9df91b4624dbe4f2e57ee
9. 0x1123d00562cee0aca9e3b8f79652d941f6fc1ff034d78b2f97b3f50a697a2207
10. 0xff31bd0889dd2264a5f9e7437500931910fa5f036a5cb362c19a635234298956
11. 0x63bb18928b05af339d3db18a674ec04120f1a31736f638d4e101d735122f8380
12. 0x21725c62783071369e87d9e0abedb3d8cc37bdab8d0d58308c28aeb7cfd2bc8c
13. 0xc34c13c58ba9c342ea1b833ac1882a4aea22777c4fd1092b2f83d3bac6b9f845
14. 0x428106f4ae4ec142f17aebf6fa50935242f8d3f1c211cf95d6351d03d11da2b7
15. 0x62a900133713919f4eed33d8336876b7a6d538233b8a4f3ed03b29aa44f5bad0
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae