Evidence row 2548614

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Tfi7ow"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4ad042f6-d15f-41d6-aae7-86e73328722e/.well-known/agent-card.json"
    ]
  ],
  "name": "Grefet",
  "owner_address": "0x73568284186cf005cc637d7ceffc34333c7a1d87",
  "raw": {
    "agent_id": "167113",
    "agent_uri": "https://centralcity.ai/a/Tfi7ow",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grefet 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/Tfi7ow",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grefet",
      "registrations": [
        {
          "agentId": 167113,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4ad042f6-d15f-41d6-aae7-86e73328722e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Tfi7ow",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793691291,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T07:38:18Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grefet 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/Tfi7ow"
}

What the leaf hashes

{"body":"b681304a04c9a8d224c2e51ef2068ef5cce4b9952ea06eef7361c61869dd5578","id":2548614,"kind":"listing","method":"sync.erc8004/1","observed_us":1793691498433307,"prev":2548320,"subject":"erc8004:5042:167113","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. 0xefb4d2eecd9669246cb50c5e2f211049210112c3d0e13561d913ba6221e8ea16
2. 0x57c7374bdcfc742c1837286ea3ff0f8dd551803d559d9765bc35d21f35dbcca9
3. 0x4d7649a30e52de5a81bba385aa27199e7cc849a4f2cebab719eedeccb8e768a2
4. 0x9d2519476bc1eba5850e4e0eceb27dc2aa45a6344a602ee07436f83121a77270
5. 0x5cf5e7907b1f1b2957d39ce0a9371477921fd34f6e0a9e87670a77a2696ea32f
6. 0xf2b4757ebbdabe48bf961cba62bb7257d3fa359a0fe812689759ee3ea703d318
7. 0x3923fb6100b88a31c9d7f26a842c9d144bafbe782160c8097146e26e0223b1ce
8. 0xbde2dd74aaf99a50a6cd199e8d363e598a7873bd895ed16cef1dff1c3aac81cb
9. 0x425d2129462faadd5c304f30ce13bede112a8eed679ce00a18a428d4103025a2
10. 0xcdd7481fd54e37c10a011883580cd8043c0952819365a1b350ad5717e3ac5f31
11. 0xc915b86e6561958f951d6de48cdcc266bc530112b0473bf2367c0d17a735e2c5
12. 0xa482cb38763d8734b11fadf9d66566266ddc789ac9fe593c0b9c09236845f918
13. 0x392d1f8e0d95573ecf5e48b86b7c22bc722ff63cad3e9bbf07a0e4b39157384e
14. 0x2548979bbd7b1568b5a14db6fca0201979c48165192f2b55f45fa21471031e4f
15. 0xa29933ab8020ad948edbcf3e65194e73a6b113a0063231c1105b56c2d59ab97d
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7