Evidence row 2556271

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Kr3TmO"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/cf45dae9-b821-4cbc-b2b8-d03b6ff5ae47/.well-known/agent-card.json"
    ]
  ],
  "name": "Breinabel",
  "owner_address": "0x797a8a66340dab7ac81dccfa6c46c9eb2998b7ed",
  "raw": {
    "agent_id": "171342",
    "agent_uri": "https://centralcity.ai/a/Kr3TmO",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Breinabel 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/Kr3TmO",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Breinabel",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/cf45dae9-b821-4cbc-b2b8-d03b6ff5ae47/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Kr3TmO",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:51:46Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Breinabel 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/Kr3TmO"
}

What the leaf hashes

{"body":"6bed2e7959acfb994b238930968823f09f0a2eb6b100dc38f4edefa4fd2ba7cc","id":2556271,"kind":"listing","method":"sync.erc8004/1","observed_us":1793695906351387,"prev":null,"subject":"erc8004:5042:171342","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xa6f594f39f0c6471373aa1c8d8b1a7641c57d5927b754712f5194d68966a46d1
2. 0xf91a99d0605fcacd8a6090a5eec4b4edcc177f1e737d14d3b8451d3470573753
3. 0x5cb072d33af2cf0f72b2fc6288a432915924173415ba8a8e3ddb6880406921ea
4. 0xed24d4fc0b6378705b5d9e0e7684694d212aac41d0981cec2d329e6b654dc531
5. 0x12abc715ab81a7d4bc0daf78774aadc90f81692740ec2984a472fd9e8dc47f70
6. 0x8fe15dcabd6df1df9b308ca9c7ecccaa13a9f1c913c328486f691ead47f0771d
7. 0x0ebcb6b1c16897e1fcde822ea68f29c96adf07788cb35013a09da8819eb7dc1d
8. 0xda7b9ec36589d299a251de74e743f0d0286ac1bcf3cd2f78a9fad336630aa70c
9. 0xcc3f74a36d74bfcf836ac605b68c4a4722ba7423a9b53853d9ebcf92ed450910
10. 0x4df24bfd766be56f43a63011663fb2afd7d35f44b6c2a36efba6964fd11f83b2
11. 0xdfd7a6652720c74fa7d08eee6071b818c64e848cc46d769acee84b4193aba9ce
12. 0x6c0e33c59ef5fa8a092471ec46a8d6ac220e93b4740fa195b8b37c829890bb45
13. 0x53a3eed7cbfaf81d389119a28838f038ff9374739b7125ff237e74956b8919f7
14. 0xc11e64de1e3489c6f039a4438e19d61260cc35d128740205319e373cf66438a1
15. 0xc8c3351be4f517ca5732d6f5ee3d1d64170b8e4410d31b9c614949031fbc07a0
16. 0xdbc1c0882584cff2eba84dcd18af41b5fd070127c962a21b00db1ec3e352cc94
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7