Evidence row 451398

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://badhttp.dev/402/pay/base"
    ]
  ],
  "name": "badhttp.dev",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "badhttp.dev",
    "endpoints": [
      {
        "description": "badhttp /402/pay: a real x402 v2 paywall for testing clients. Pay 0.01 USDC on Base mainnet and get a 200 with a PAYMENT-RESPONSE receipt and the transaction hash. Nothing else is sold; sibling endpoints under /402 misbehave on purpose.",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "6",
          "l30DaysUniquePayers": "5"
        },
        "serviceName": "badhttp",
        "tags": [
          "testing",
          "http",
          "x402",
          "edge-cases",
          "developer-tools"
        ],
        "url": "https://badhttp.dev/402/pay/base"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "badhttp-dev",
    "integrationType": "",
    "isNew": false,
    "name": "badhttp.dev",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.01",
      "currency": "USDC",
      "maxAmount": "0.01",
      "minAmount": "0.01"
    },
    "provider": "badhttp.dev",
    "providerUrl": "",
    "serviceName": "badhttp",
    "tags": [
      "testing",
      "http",
      "x402",
      "edge-cases",
      "developer-tools"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"31e7056d97de45fed7c94ee6b722488710b84bbb460cac5c06d59c55a7620d15","id":451398,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793100497105464,"prev":426069,"subject":"agentic_market:badhttp-dev","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. 0xc50d8137f06cc922ebabee141b5ff67afe6d178a6a2d2add2c1e3f4beed72553
2. 0xcd16d4f0909478a94c4cd81a1b04683de264cff55a4e374c7b65ca5676bb5cf2
3. 0x39a1a104af410dff749ff58577719fedc5b03deec278daf5ac23f680acca5e6b
4. 0xe5adb32181acb38319fc54ec9c720c48e019a701f49afd98e7317b88b20f5227
5. 0x32d75cda812f1f8bce013a0849603bc45fdffe48e130af720a3751fdccd8966d
6. 0x26dce480e6a1f47ce538732d5c6e176fbde6b6079eba987cc6ebea6e1c4cb7f5
7. 0xd191ad4b1ce66b9dfefed273e6a6b9faf937f11b34e5a85abe27800ea69c2247
8. 0x357294ce3383662f9cc4dba087f5c6d127b108ab5031518a50cb3fd6a7003d8a
9. 0x4fac025d2b63a8c2420b92d9888c01e1f66e9470e0e24df4fc7854add0b06477
10. 0xa86a044552bf4b7203194e42b15773bbe1e42e6ac0ee79aa572564bcb910c6cb
11. 0xaee0b65107319ac7d478b02b678408530570d0ec7f9fc1210cadd287c876dc5a
12. 0xee8734682e9314905d7abd2575a48cec1c4d752265d2b88ce346211a72684543
13. 0x72d49c3472216d5e76117068ea9a2a5f617bdb2ffda241f677ce8098a0219dfc
14. 0x077edf0f29e2a3aa19c876439830696b88f0236fd0b2a3c43c76f38cdd29bb2b
15. 0x73341bb09dd901ca47f26173883431496e3d98d6b0fb5b89f36218126d46c5d4
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4