Evidence row 1823

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://ch-cm-kg.ai/api"
    ]
  ],
  "name": "ch-cm-kg.ai",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "ch-cm-kg.ai",
    "endpoints": [
      {
        "description": "One paid call on ch-cm-kg.ai for $0.01 USDC: the surface's own statement of record (a market node: its list_nodes line; a product: its record of record; allooloo.io: the estate scale block), public-record only, with an EdDSA-signed receipt that resolves forever at https://ch-cm-kg.ai/x402/receipt/{nonce}. Doctrine: https://agentic-x402.ai/.",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "6",
          "l30DaysUniquePayers": "6"
        },
        "serviceName": "",
        "tags": [],
        "url": "https://ch-cm-kg.ai/api"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "ch-cm-kg-ai",
    "integrationType": "",
    "isNew": false,
    "name": "ch-cm-kg.ai",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.01",
      "currency": "USDC",
      "maxAmount": "0.01",
      "minAmount": "0.01"
    },
    "provider": "ch-cm-kg.ai",
    "providerUrl": "",
    "serviceName": "",
    "tags": []
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"a1fe0da5beb6b6a9dd644d8697ab90d692611823c9a0e5bd2a0c23a8c2c9c79a","id":1823,"kind":"listing","method":"baseline/1","observed_us":1793025259331489,"prev":null,"subject":"agentic_market:ch-cm-kg-ai","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. 0x61c3814fe9b137d60d44a630096d90a59900f750f5c849c743ad69bff51f76ba
2. 0xd1b8aa03443025da672d08e7bf8e8eb53c8a689d65a0607145caeea082f0fd66
3. 0xd10e598ffd50a022b14d62c4d05772193aaf1f2f8d8a0661fa65609eabc7192e
4. 0x15624b3f85524c0c9de27c0489d0581cc88f2371c9cfa287f235cdf48a2efe44
5. 0xd61f56371da9961e667ff3408727df2f8f8d3efd581433f7f4dc4633d8fa4ce5
6. 0xf8e245fc5d4c398b7d7e3a7a8df4a282065d2cadc0558ab3f679368c36acda16
7. 0x4392c183ff94949acc835a71d531656bb99c5931e5694d17738c2d3ebc54a214
8. 0x2bb6447a890b152fda247659e2798e5321e0509497d1d63b8c9b1ad180219ccd
9. 0xa37388fe7781d4697925f4d021ff2138a2bb48ed9b15b66fa2e895252b2d7f8a
10. 0x7c4a137a143139d8d27a5db1f0f237b9e722329094da7356bef539103a830211
11. 0x3d00f56ff37fbd465b8abeb2be25801b2734d79745152d15324c296fa2518752
12. 0x7285c0b02d1aedd949b8ba0c7b2499f7121588ebdd4c96ef8725919bb84dd534
13. 0x89fcaf55e37dd777228f271b79ea895534a66ec0d184363c2a6eb1b4d23c9ef1
14. 0x216cebb9ae5414599109a02297c4817d7d1c6b1394afeb97efe38e32f0053974
15. 0x7726154b91b2ad65b13849ef6cb6443b1f0ff113a3089c9bd5f2bcfc16be099d
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae