Evidence row 278017

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://randomfactsx402.vercel.app/api/random-fact"
    ]
  ],
  "name": "randomfactsx402.vercel.app",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "randomfactsx402.vercel.app",
    "endpoints": [
      {
        "description": "Returns a single random fact as JSON in exchange for a micropayment.",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "312",
          "l30DaysUniquePayers": "9"
        },
        "serviceName": "Random Fact",
        "tags": [
          "facts",
          "trivia",
          "random",
          "json"
        ],
        "url": "https://randomfactsx402.vercel.app/api/random-fact"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "randomfactsx402-vercel-app",
    "integrationType": "",
    "isNew": false,
    "name": "randomfactsx402.vercel.app",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.01",
      "currency": "USDC",
      "maxAmount": "0.01",
      "minAmount": "0.01"
    },
    "provider": "randomfactsx402.vercel.app",
    "providerUrl": "",
    "serviceName": "Random Fact",
    "tags": [
      "facts",
      "trivia",
      "random",
      "json"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"e3e0c705c2638245c3108e4c7fbf8be99bec3bc2cb05812c7afcaa06dc56b7b9","id":278017,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793042047591445,"prev":3443,"subject":"agentic_market:randomfactsx402-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. 0x42cfea27d7a8ac238ae13b652d8cff56b8edfb1982d75d9519c7ce15347a8312
2. 0x802e7f78aa78636881d65a07ddc6206c749414492245d38a95e851f6bd722277
3. 0xe3ad80d9db2b967395fed65e5195d833f1838b8fc9a9ad5164105f981590b771
4. 0x193d45c1c680b58c7c9e186bdb8fb0640c655bb42d7b3f92c59c662aa9210e2b
5. 0x9d90d95ad1f2ce5cd694f53ec4cba4c8b68a1e4e1d65b58fd465b034c7a9315b
6. 0x02edb45c390de4fc203d7b8a04e0fdc43852eeed0b750081889e1047ea28e030
7. 0x5c372b515a1e88c45d8ff4dce16ec64e0d6ea67069e1856f416de3ba490c99f5
8. 0xfd46e2a7fef2c2097c06591f801e9cf70d62960f771c0db935deaa6978ab9d5e
9. 0x5ca33861f9ff5c729505165c540f038bde12f94c4e993e4a54d39fe9d51c4199
10. 0xc268ff3f1dd69d7c668cdb05ded405db6f682a95f21c57e98e683c14e6e2ff89
11. 0x5209b44231d259fd8508722a1ae64f1b73c7b7f19b456b1ecd950d5b281c35b6
12. 0x58f4330f9ac32da273a2a76d85bc0768d037638cddbd3d1f09d9b64094bfd942
13. 0xd406739acce2ba016f8d49081b15f266a4ea4a0b0fc5ef171c89c8fd2dda4d80
14. 0x8b27a4c21bf4ba962fd008c8f4300bc6953764a5032b9ab0cfe696b318c45326
15. 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae