Evidence row 123002

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://twin.unykorn.org/btc-mempool"
    ]
  ],
  "name": "Bitcoin mempool size and backlog",
  "owner_address": "0x7d9a65d06dcc435a52d5880c6310bd6e96c156db",
  "raw": {
    "accepts": [
      {
        "amount": "3000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x7d9a65d06dcc435a52D5880C6310Bd6E96c156DB",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxAmountRequired": "3000",
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0x7d9a65d06dcc435a52D5880C6310Bd6E96c156DB",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM"
        },
        "maxAmountRequired": "3000",
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "52EqTZigRAnBphuYAuREjQJx5H5ryyc1RETpDR2dZFQp",
        "scheme": "exact"
      }
    ],
    "description": "Bitcoin mempool size and backlog — Genesis402 / UnyKorn Operator Network",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "params": {}
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "generated_at": "<iso8601>",
              "ok": true,
              "receipt": {
                "amount_usd": 0.003,
                "receipt_id": "g402-<16hex>",
                "tx_hash": "0x<64hex>"
              },
              "type": "btc-mempool"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "body": {
                  "properties": {
                    "params": {
                      "properties": {},
                      "type": "object"
                    }
                  },
                  "required": [
                    "params"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-08T06:12:38.871Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-08T06:12:38.746Z"
    },
    "resource": "https://twin.unykorn.org/btc-mempool",
    "serviceName": "Bitcoin mempool size and backlog",
    "tags": [
      "Bitcoin",
      "BTC",
      "UTXO",
      "non-EVM",
      "onchain data"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Bitcoin mempool size and backlog — Genesis402 / UnyKorn Operator Network"
}

What the leaf hashes

{"body":"09fbd41d6c2c4fc2d13007f6ea2b391c891ba15e13b51abea46c663b0df47322","id":123002,"kind":"listing","method":"baseline/1","observed_us":1793025622521453,"prev":null,"subject":"x402_bazaar:https://twin.unykorn.org/btc-mempool","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. 0x78fc23db8ebdce63a77966f80ec66c858e95a97a79709b73ba6b0da98bd7a628
2. 0x6817eca7fdc02cda0f9354c62460d35af61df46624775a6804c8ddd7f9c5a61b
3. 0x564f9218b72a32850811e11078b71dd0087f6314934fa185908f45319200a1d1
4. 0x392e878e40f49ac38707142987029982887a69d8fe836d76a5be49b5895a9e91
5. 0x2e5a00f4f9147a9da538ef4c54d713dee645950cea24c809fc5cb7675e6d1505
6. 0x3d63ad8afd043f9cab6adaf47f0bcc10ce1e920843b2da73375fc0782094e9c6
7. 0xa5418867c2f8585849cc985cdfd8a8e0b3ad4f5bab33a95fa04393a30f30b565
8. 0x73c75faf07df1d05e75cfccc2f5e9f9806f4ae84820f306ecf21ddbc170b051e
9. 0x01b2461ff3c2bdb7522d8bc69556afc98ffc6fbaf4e3a114d4015aead79fd6bd
10. 0x97e46b70e0c331348eabcb4ab670fdafec5ed7123ffa5a6a8f2771a3eb69c9e9
11. 0x15ee99441401ec9e8c72aaf51bd6c821ec4e6b18bc91225370e5c19c4c8e8448
12. 0xdcba35a3346e9c4b9ae1267cc5995998c2c33da9ef658e955eaae1589ebbdcad
13. 0x01c95624b1f2385ef774ee258a9ae58a4df07a1bdaa829de84e1d5201f3f39c2
14. 0x7721d38652b6444b18e1193824e50490ade04851ce6221771f6e374c4527d80f
15. 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae