Evidence row 3142483

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/QYGnTR"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c70deee0-49a9-4336-b18f-f7e8c63b5641/.well-known/agent-card.json"
    ]
  ],
  "name": "Siampert",
  "owner_address": "0x90cabb5d3d30f1badee1a9b7e50159db163c8ba8",
  "raw": {
    "agent_id": "303646",
    "agent_uri": "https://centralcity.ai/a/QYGnTR",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Siampert 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/QYGnTR",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Siampert",
      "registrations": [
        {
          "agentId": 303646,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c70deee0-49a9-4336-b18f-f7e8c63b5641/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/QYGnTR",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793831070,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T22:28:29Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Siampert 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/QYGnTR"
}

What the leaf hashes

{"body":"c7323236585e477420c14ba6b48148c654054f42a7d33845774cbb88da9a24eb","id":3142483,"kind":"listing","method":"sync.erc8004/1","observed_us":1793831309419304,"prev":null,"subject":"erc8004:5042:303646","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0xe0ff1ebb37b7037beba488db33889dcc66d10380df49759a7ee3acc4b654d470
2. 0xfc12e4001b95eb22a2a351b7b0ae3accec3d55f624d0a747297434370cb4b84b
3. 0x27deae3c8020be4436a67f8c9538e6ce3c1b735d25e70cc98f2c10a485128636
4. 0xefcab77ede433695cca1dcd2c7d695423b05cc373ab8fe9d3ef8dcedd8ffd05c
5. 0x9ffed957b00b951524a9d72f4b66ae1173e545e554f02da84a36f2b74bb57998
6. 0xa8526a82e2d0a9cde3cb1f593e564c45cc5e75d82b6fd94b0f47b22fba2bde99
7. 0xfcaacdbfb44bed0b3b759fafe206fef40db1fb1b65f6f0b3ad2dbf7bb230c2c9
8. 0x3e02043bd7953d7519573552924e0c8317cf38ebe52bfd06943cece6eee4aa75
9. 0x900caac7083966420e7ebd35f3e75f624596df7226eff5a3c18d078fe696ab4e
10. 0x07deed365df836f2e4393a03f36a3e7bb94bc6c83e0be88a3146620395c91db5
11. 0x6310305f3b282903d3d0866e55e862f99c044e0c1846fbe336d3d58396766693
12. 0xc440adf4c0ccca685bc8e3e75f380f14f3f08f11da4b82473b03d261aac623dd
13. 0x1be32cfc4a94d533b6715445b00522e11316492d9e54e446cd74e7aaf61b3b9d
14. 0xc76edf7c58295981a8b2d7f51e60517f029cdf9eeea7cb9427318525c1879cf8
15. 0x4720135dc0f8960ddf4e33d6d1c6326cf5957dbfcb5082125bda6c5dbe57f8db
16. 0x621f050d36e1026696df95e35f6767fff738c18d7486aa88506e941d484ebef3
17. 0x7efb735f8d49bcac59a20b148718d382f32a05352c0255ebbd501ca73055453d
18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345