Evidence row 3058490

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ZFCFsD"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6e9abf60-116c-45c2-9858-69d87913f43a/.well-known/agent-card.json"
    ]
  ],
  "name": "Maamero",
  "owner_address": "0x20efb81228d495cfa711eb1e37c2c2826117eb39",
  "raw": {
    "agent_id": "281892",
    "agent_uri": "https://centralcity.ai/a/ZFCFsD",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maamero is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/ZFCFsD",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maamero",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6e9abf60-116c-45c2-9858-69d87913f43a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ZFCFsD",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T19:25:56Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maamero is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/ZFCFsD"
}

What the leaf hashes

{"body":"a8d209fd7239c280ea699da3ce0329a4996670f15af62db626679401f93d4aa6","id":3058490,"kind":"listing","method":"sync.erc8004/1","observed_us":1793820356448333,"prev":null,"subject":"erc8004:5042:281892","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x2245d6867edc6fd2688ab01e2610a2002bb6010c811d40b1dbb247a312ada8f4
2. 0x9cd6e3c9f105ee24f648684f1e42f7864fc67b4b134ec5df961077b4a9f358b1
3. 0x2c79ccbc91ebd75887e0a5a668112dd5f661e8ff86b693688024dcdef038adf8
4. 0x8e3ba6e76f0a9e6d99dcb1d62bde822369289535eb4b51316c5fe579a6c0b8d0
5. 0x0012d4b7dd9367cfcf842e060c385f4e521e3c973d78c40cd2924eae25936481
6. 0xa83de6666205741fd4f038fa5d4cbda1a3a51b83cd2a587c3a485b1a1e9f5a92
7. 0x4e9ef31d7fffb6703a516f323bc772c92276c3dc5cd01cb89bcaaef9694d6be7
8. 0xee38112f04029d32f6dad6b788b1ed19d25843de03d6c63743ad5acc208d8c2d
9. 0x740a86098c0b6eb0a7f9fbefa3938b6ed7928b34e39f04b08123b6bd0767efff
10. 0xa60543d0aa2a86faedc2d84ceb5ce5fbbbdc82044e62a13a0caa1b30e14b3075
11. 0x937cbade729b756e92a76f3b358d884f9e473ad0476f559b2372d25c0da4fd04
12. 0xb40083f385af2bd859dec1533fe65111e9465752930dbbc64d6f70fee08c9315
13. 0x12c229bab672223f7ecd08e40792eda3e4c45c819ea4d5ccc57467a24cdf3d81
14. 0xd5576f8b7b71ad8f963970f922fc9f5477ebb72a69425e5f0eceef6203a7981b
15. 0x4abf06392be817fed1d4142854589c0ecb4a0254010bceee86244cf6d2d411f3
16. 0xa9c5ec1f03532da98f64c2c9386083d4c5202ff37eb07bd4beb6b8db6e4b8c1e
17. 0x01c26569ec8e231551522ab452fd5d417c3d66f29c7c76886a8ec295a18dd624
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345