Evidence row 2575529

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ceRwBS"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/5f199001-387f-4e33-b6d0-538a3495369d/.well-known/agent-card.json"
    ]
  ],
  "name": "Biosabero",
  "owner_address": "0x220c4536b3d5d1e8c06772edcc8790799ea4c5de",
  "raw": {
    "agent_id": "181170",
    "agent_uri": "https://centralcity.ai/a/ceRwBS",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Biosabero 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/ceRwBS",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Biosabero",
      "registrations": [
        {
          "agentId": 181170,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/5f199001-387f-4e33-b6d0-538a3495369d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ceRwBS",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793707325,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T12:03:07Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Biosabero 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/ceRwBS"
}

What the leaf hashes

{"body":"0a2d0729b29fb0c90e7a7eab22114ab0b06ea09844c30e10c8466d17d6bbb85f","id":2575529,"kind":"listing","method":"sync.erc8004/1","observed_us":1793707387774702,"prev":null,"subject":"erc8004:5042:181170","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. 0x8cbdbb59999b25afb02fd67ecf95f391c6c7326e99bee7fed46aa245423aece1
2. 0x93199e5f6d5646f80ba7c23271663315d863a957f9b0b4aaf9e89a7aabe84970
3. 0xba882c44e211dab3cecd91a3ac1ee78097e0e3e850f09261b2a92b3afe23f39f
4. 0x86e096b59501b041cbd4346b3c0b60af2e78e1b99eaefbcfc26ac7b3220eb19d
5. 0x0568f086c08d1a30e1a011b184fdc23d1d80674bc493c0a38b8fa85d481d7183
6. 0x7eef28dacd89f041ebce87da25446227d2262a22ef485bfe5e822b8f4b1b3829
7. 0x68d207f8f54defedf237760486b2f7216caff6c327d397d20046a7b046a825df
8. 0x2af754fc0569c7eb87c58fd73ac240aac013110bd3417943cc4e35a9f4841703
9. 0x26557503d7226925af4b6d08a66ac739c0d1f6ed25b0041f6f8ba430aa761b42
10. 0xc729d0773f5b7325f8f4d6bb1db89856b7c93583adfa9c9f727e96671576006d
11. 0x6b82ae5c653303b7d985692377fe067fbe1984746c5c17d22a61b7811529432e
12. 0xc50944a6c69e44712ddfce9ff490d4e352b87a8d00e2a1b3535476fc163fcec9
13. 0x011a0e3ddc4ed33bcbefeaa3948dc632c682c298b43d1309b73fbfab20b67e71
14. 0xaff11aa970c81dfc542d7f358866d8f7815e0e193eb66f9d52b94183bf812c8d
15. 0xb5ab3a67e92dbd6d8eb3ea95dd8fba5b750735344b87d689cb50ea92ccaeea56
16. 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7