Evidence row 3420871

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/s1oKZH"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d75d9e60-ce36-4e0e-bbb5-7596e8d0fe17/.well-known/agent-card.json"
    ]
  ],
  "name": "Brota",
  "owner_address": "0x33c86d56b9848c88cef54e51446b364019f0dca6",
  "raw": {
    "agent_id": "341976",
    "agent_uri": "https://centralcity.ai/a/s1oKZH",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brota 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/s1oKZH",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brota",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d75d9e60-ce36-4e0e-bbb5-7596e8d0fe17/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/s1oKZH",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T15:20:01Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brota 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/s1oKZH"
}

What the leaf hashes

{"body":"e3401755eaecd39aeeda70a6b96e98fa2951ce0261945c110127010388cf18e7","id":3420871,"kind":"listing","method":"sync.erc8004/1","observed_us":1793892001712637,"prev":null,"subject":"erc8004:5042:341976","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0x1b8e24e53ca7b17514fa138bd1f631771ede6f42932ee8c2e5417e51279c3c43
2. 0xa8b86f250b611e682075e6dd636961782fa6aeda1f0a732f68e43b02efc7f28a
3. 0xe57272ad9778a4a0b5e9b1b9cea81a5a43c589803aa11685bc21330855746e9d
4. 0x3e511cd810aba12b6c421d2dffbc7812dfa54ca2953cfacf053afcd0fe558f8f
5. 0x59996b606c00eca0276429eba40af5e7c22d3ff90b6b0990c4e8a1f8b3d4df6e
6. 0x536c89749ca5c9d11c791ad5afcdff624fe399227dc9fcd332ffac7f9acb70e2
7. 0x1a92efd3c0818723ad2842fb1fa9427e8ef50d92b35ce5ad904b9d7c753965a8
8. 0x3ca5b47284ded548389f97ef5e76ae023147ec91e77ca8fec93b966dcc97c2a0
9. 0x85db560eaa5a460840750cfe76036d222cd352ed1cc66f1390f65724e811ff0b
10. 0xe2e6660978cbf1ff49d7f3f6ade251f030e6136c3f77a21531e81bcf78b6ca14
11. 0x256c2a675f5d53760ca54b74625f85861308f1c983d080427186e46addf3ba7d
12. 0x55c660fdfe919499da69a871c3a05f2fca83f6611be7f4031146e2604b77cb81
13. 0x6b9a16b5365e852e5af60893c7a0b60accab440b4313038a1003cbc66c846052
14. 0xdd6fa898dc2d1128c5a90a4bab70abf6cb81c974df099096ad3573f2fd245ace
15. 0x7c0ecb381cdd978337dc5ff40a1a1db43aaef42628e17d5c85ef5bf173d90fbe
16. 0x0009f1567d5c3f52d167d3c95d53c71fb66114fc26e83679b452d6db2f1d0b95
17. 0x0cdf39687556f127f9de2f03ec7df8e10e613bf9487760cbe3eaaaa02d8d48b4
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94