Evidence row 278305

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://jokes-endpoint.vercel.app/api/jokes"
    ]
  ],
  "name": "jokes-endpoint.vercel.app",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "jokes-endpoint.vercel.app",
    "endpoints": [
      {
        "description": "Get a random interesting joke. Secured with x402 payment protocol on Base mainnet.",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.002",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "10",
          "l30DaysUniquePayers": "3"
        },
        "serviceName": "Random Joke API",
        "tags": [
          "jokes",
          "entertainment",
          "fun",
          "humor"
        ],
        "url": "https://jokes-endpoint.vercel.app/api/jokes"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "jokes-endpoint-vercel-app",
    "integrationType": "",
    "isNew": false,
    "name": "jokes-endpoint.vercel.app",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.002",
      "currency": "USDC",
      "maxAmount": "0.002",
      "minAmount": "0.002"
    },
    "provider": "jokes-endpoint.vercel.app",
    "providerUrl": "",
    "serviceName": "Random Joke API",
    "tags": [
      "jokes",
      "entertainment",
      "fun",
      "humor"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"797f39e47047a366037b2828cb184207f88efa13ff8d41eb6a2b1eba6a13b91d","id":278305,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793042064242215,"prev":2668,"subject":"agentic_market:jokes-endpoint-vercel-app","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. 0x3f416a9878071613c2c10eae8f829e2d12ebd38f5601eb806441360d941c4581
2. 0xa1806bc59e2ae78367b6cfbdda3394639da8bcfcaceb33a87bf889cffa09a11d
3. 0x0f710bd08c72ae5684fd32d8466e0a1d4591b184fea1afaf937666af8ab3bdfa
4. 0x7966fd3aed62c4508b8c07e63b99c48cb04f93cd03a1ab4d792091c75e1bf080
5. 0x402e6bc5ba885a4b4b2056d3f858a7cfba875c79f9c74ac6c3bf4a715b01089c
6. 0xc8f668dcefad9813d5393ce96290b9d49cb8ba69536de0458f8088c4e4a583ce
7. 0x3e617c5956f23b4f1d7eea5f05522968ef68171497360a0616db63c3a352a9b4
8. 0x8cc5d7a892ffc04a2e4749d9d05e483a430ab6af2d443aed753df6a699dbb4e5
9. 0xd866fd95330fa621dcfeca4e57f3011729f1ec9a06acc20079606fdea27920cf
10. 0xa206678127697e0573e1c3c370e3f5c8dab5505cb986a0c1e8e08b3b19f3ab20
11. 0xa4d1745f134661a77f8f2bfd58422252c41790ede9f0de54979c915510f5d550
12. 0x1afc0318a98c6dbb5a80e5cb86eba22b844e3f3b185a16f17290e29ab7410f55
13. 0x215f432600b78f2e7c9629cd10ce6ce4b7f3351b0b71f3f2c7dcb8e650f6cd63
14. 0x7f594f5609f388d64d3cda87b5631d393ee8300bb09bad71f150113a5886ee33
15. 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae