Evidence row 3375522

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/nJAfBg"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/239cd688-0bcc-4c6a-8a72-cc002dbe1224/.well-known/agent-card.json"
    ]
  ],
  "name": "Brako",
  "owner_address": "0xbe54ce2e5abdb721ffe329e2f16532969795e2ff",
  "raw": {
    "agent_id": "323813",
    "agent_uri": "https://centralcity.ai/a/nJAfBg",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brako 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/nJAfBg",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brako",
      "registrations": [
        {
          "agentId": 323813,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/239cd688-0bcc-4c6a-8a72-cc002dbe1224/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/nJAfBg",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793866262,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T08:14:06Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brako 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/nJAfBg"
}

What the leaf hashes

{"body":"9158c26bbff3fa528dbc87789aa5275b89ddfe58bac978e09902086df5e18e22","id":3375522,"kind":"listing","method":"sync.erc8004/1","observed_us":1793866446586767,"prev":null,"subject":"erc8004:5042:323813","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. 0x288e3670f9e2c88e76cf39381e13c8c97067053b3239faea137253a40c8387cd
2. 0x5072079acb70db357fa6e7a201147a01bb6d186352922623123db495c23b0b48
3. 0x685bca4227ef1289187a1843cfb173e4e9e502591fe146e4abd4db0d3a73672f
4. 0x4b0de7da04ba497e7db9f50ecd975b3d31b6c2ddddc0f5673f41db81312dc4e2
5. 0x0fbc892b7e08eaad42eec3fc1ea8413354398683397a0e8d36735050db39a995
6. 0xaec81f233110b9e12491d4832e832142e26b948fb1e4d235ef140ebd7bb0666c
7. 0x822cc8a1249a42b4d1994b7ce7ad734fe4d72654d741cc4f4b7d031c76a3b3f8
8. 0xdb9fb646c4a69a3cef596107ad52c230840a630c32e1e26f8ec17d60d55eb657
9. 0x35b6baf7dce6739c46c6567c15d3770f5428c4b516b910a9ae03fbc8f9d0b3fd
10. 0x54b4433408c5bd11de51e4644deabbf073f4bef1d57495a2e2b36a9a0a8f2158
11. 0xa56ded3a1b8b32814fece01eb9f0af0ad9f51392a2ff65ae1ad81f912951a514
12. 0xf9fcc87a25cde1baca08801cc21f1c52a522946b4c88ff88913546b85a6180ba
13. 0xdab1015fa0b0821901bc847233eeaab127a98ede1ddcdea4ded43fe758a93318
14. 0x67e76a5b4517f0cd6d3381baab96eb627df4394492e64e7c2890e01538ee4d79
15. 0x213998878db6a423b0c367a68aba39293f9287b39bf1a80904fa9c6975bba987
16. 0x0009f1567d5c3f52d167d3c95d53c71fb66114fc26e83679b452d6db2f1d0b95
17. 0x0cdf39687556f127f9de2f03ec7df8e10e613bf9487760cbe3eaaaa02d8d48b4
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94