Evidence row 2550561

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/W8PEH4"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d8fa586a-2a56-4f02-9e25-3bc296784c5e/.well-known/agent-card.json"
    ]
  ],
  "name": "Bumer",
  "owner_address": "0x5c15dee987eb6c5c0f29440e3d29fb3d0e8bac19",
  "raw": {
    "agent_id": "168437",
    "agent_uri": "https://centralcity.ai/a/W8PEH4",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Bumer 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/W8PEH4",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Bumer",
      "registrations": [
        {
          "agentId": 168437,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d8fa586a-2a56-4f02-9e25-3bc296784c5e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/W8PEH4",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793692492,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T07:55:31Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Bumer 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/W8PEH4"
}

What the leaf hashes

{"body":"40f81f5b5a1d97e9167b0c82c6ec9a99216853987c6c8babc6c63f41f1d879e4","id":2550561,"kind":"listing","method":"sync.erc8004/1","observed_us":1793692531684255,"prev":null,"subject":"erc8004:5042:168437","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. 0x3408e67cc19c0cffdcdbf0325394ddff1b0fb4cbc0fb78702ea643345b185e58
2. 0x8c88ea8c915504a093232a80c45a6441331d1856ed20d8e8b242f79bc2050e53
3. 0x44fd9a4dfc1ed9e1862a7d7427ea95f78e0e1582107cbadbb86ecfb82d66a8e4
4. 0xfcc2d047bfb0f6efd6c95a21592abd964a34a1c63e7963e39a0343de030fd62d
5. 0x00d0feca5131afeb19dbd589b5006e7e1f6b6df0594d36d74acdeec87fb954f1
6. 0x81dbdb413be371364ccf0c0feeed4e2dbcf1e661fa682a90f80c0bcc9662af0a
7. 0x98da1abc626f7647c7e04e42efb8a71ce93c215230031651cee9a30320eaa538
8. 0x08dbf787dd5ed22f70b1c73b4ef2f4a7b8a771037dcbee3d85d81800adb2fd05
9. 0xf23966b4587750652ccc65e2f8f1326cc687b4dcea6224259fe7e5106c29cbad
10. 0x49f25cd5cf2deea258bc0c8411cdbd7457371dd174c887bfb9a2f9bf066b0c23
11. 0xbe5357f9cf2063fcaba76741ac98b6cc09b746a0e2aff0d2a2c40a27406ccf12
12. 0xcfd9446c90f7bb6597850caf8f11253e5ca7e0cdd95d04137a924f1c4ecddcfc
13. 0x013a4e21b3841f82a4251c6d3dbec726e8806f20823e735f7a5fb54b861e55a6
14. 0xe2bf4675db929800e127e8a752f51484d14d8f7a9d806273bdc68a1dfd125e44
15. 0xb1fe1f6398b7faed977bc6cc75b0a8404ef5a6cb386ca30aebdb7450b7bb6dbe
16. 0xb1804d44f1a591de3b8b8db8fe72e8ab6695e6d154862ee8ea77b6ac2b43b67d
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7