Evidence row 3039987

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/duvTpG"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d5c71612-7ac4-4215-b297-e81544d5b279/.well-known/agent-card.json"
    ]
  ],
  "name": "Alassisto",
  "owner_address": "0xdcfbc7c7be284a6ca70266889cf68c0332257852",
  "raw": {
    "agent_id": "268938",
    "agent_uri": "https://centralcity.ai/a/duvTpG",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Alassisto 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/duvTpG",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Alassisto",
      "registrations": [
        {
          "agentId": 268938,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d5c71612-7ac4-4215-b297-e81544d5b279/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/duvTpG",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793813331,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T17:33:20Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Alassisto 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/duvTpG"
}

What the leaf hashes

{"body":"2466fda6eda536283944b0a2e5af63d60be75e842132f81e5d548057253ce152","id":3039987,"kind":"listing","method":"sync.erc8004/1","observed_us":1793813600534904,"prev":3039728,"subject":"erc8004:5042:268938","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. 0xf16465d048bbde24a04902fa959389d8ceeda34796895e39d50b855dce77f963
2. 0xe99a5a243e9a0d7e1121911a2e4f450c986c5df105a185d4466d29209cc2d278
3. 0xab8f71393d7744b91dcce68c05a14cba1ea0ee2361feb55d2ca5ad35f828c434
4. 0xfdedac36f9c9a044d87e45a0f9183666896059a9fa52ce8da0ca9087de5a5195
5. 0xf2630b9be24628628fe0fa803094893faa454f7217aeaa04e8fcb9653aba4b3a
6. 0xcb1cb31cf7e5690260edba241ddb7b99c85716a68bc797850e9e362d90349009
7. 0xa51c74d8647e5867b3695db1d03b5ef14a3a07cdae20dae546293d7178e671ef
8. 0x360beaf462da14f7dee81a10ee8fe36b338a4e7c9f0453ad4a8bb8eca7c0d888
9. 0x29893c692d66f7e6359c14dcf6b2bd6908729e66684ef0b06dae0a70ec9c55df
10. 0x91cd988738e5bb317a94de528a1fe3a1b2d7d43b0ce6a1249bfc1fd7af5e0313
11. 0x781fbf66d6f721ce8aba35ad73baeeba4cbeec93f42958f8dcae86110d4d1927
12. 0xedaf4b06d63995043eb922cadb11c75a64f98fb3180d635d7e396cd9c8328266
13. 0xe548c1eb35525797a537b43c3fc3e8e92a754730c1a1278d482ddb992877f15d
14. 0xbf7e123029ce4365b819863a1c92b78b356111fa8f0bd187055546ccf59fa8ff
15. 0xb0895d3fcf0eaeb1070bfba1f01a9f303d7588c23fce13bfa62350e6db1b923a
16. 0x86f9d5fa5ffaf68243f66522b43dd83f29ab34fea48dd0c3366dc8c8821ebd3f
17. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345