Evidence row 2120231

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/JsVnBf"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/fcf98e7d-ce5f-485f-839e-d90c0e7501f3/.well-known/agent-card.json"
    ]
  ],
  "name": "Matel",
  "owner_address": "0x88f47d098f6eb0fc1165870e5cc864df2e255fd7",
  "raw": {
    "agent_id": "88635",
    "agent_uri": "https://centralcity.ai/a/JsVnBf",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Matel is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/JsVnBf",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Matel",
      "registrations": [
        {
          "agentId": 88635,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/fcf98e7d-ce5f-485f-839e-d90c0e7501f3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/JsVnBf",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793618751,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T11:26:46Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Matel is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/JsVnBf"
}

What the leaf hashes

{"body":"b71bb53224f79b4ae84b73a2b86d2981a64ed57fe566730acbb651302d426cad","id":2120231,"kind":"listing","method":"sync.erc8004/1","observed_us":1793618806817719,"prev":null,"subject":"erc8004:5042:88635","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x95b4d2f0cd2b0d45b5646aa616e43354a09a5cbf8185f38e603320592caddd08
2. 0x88583faa485af240c4d24bf86916f641db7060fcee1e7b20b4c5f4d58b2fe178
3. 0xf9e1392cbb7d64d43474bda2dfc4114a06c7b0809b6169923e15f29ff17c834c
4. 0x64e44e3e758c8174dea9ecda65c5f76ee75ae5bd58dc5836217370976254e609
5. 0x263d70e35248e49620e4cafb55fd8149255daf2d1651c6b3223d727f6c58d6f9
6. 0x5d7b2733230bbf8dea8072bb7452bb9b5b91d6f5479a588b0b49bfe7dd515658
7. 0xef0194e2cb95cf6c2361226338f77f8f1b2590c69132503365a35c270ea005f6
8. 0x97e7ef06cd797af56b8e47aef7a123c5d59ba2c8ce7e27af959c3eac8e2444f2
9. 0xac19c9d5dc65650dc3947e79bc9f6c66a2bb9a9ed7a61a7e2e3c1e649e2d8ff9
10. 0x2e8c92168fb9d615563b510980b2619aa981494abe35d1d7649b938430043dea
11. 0xd6a5f8c418fcfa8b0a4748e298a8e01cde0ee71c2f11b9535d1aaa5b99afd2f4
12. 0xdc3d9b939a5c0d34370b562b57f71a1d7de8edb6d30d9434a2f5a9a0eeafc66d
13. 0x80c229343462b4db0b5706d7cf049c63be6fca4613d1e49d2d90b6c7dd36074e
14. 0xece99d4dfafa93913edbe131eb22b3d7ab2648b58b5bd9dcd361be4f8953b107
15. 0x5d92631d189bd0292c27a05f85a5ec38ec5f4197dfe4660eb991dc6a511e25a6
16. 0x5e23ec5954c11a4530aab8c635a72b12bcfeb6fcb03c6cb1a990cc1743424543
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af