Evidence row 1822587

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/AIefYI"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/54c7695b-fc19-486b-9dc4-4b5a37fa183b/.well-known/agent-card.json"
    ]
  ],
  "name": "Mampert",
  "owner_address": "0x2ea56ded680749a95552ae1cd908c80d83f9386e",
  "raw": {
    "agent_id": "24144",
    "agent_uri": "https://centralcity.ai/a/AIefYI",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Mampert 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/AIefYI",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Mampert",
      "registrations": [
        {
          "agentId": 24144,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/54c7695b-fc19-486b-9dc4-4b5a37fa183b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/AIefYI",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793564687,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:29:51Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Mampert 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/AIefYI"
}

What the leaf hashes

{"body":"fe78a29a87c3a424dcb342601b963676f23c9b1f904e2c379698f3e0873a5920","id":1822587,"kind":"listing","method":"sync.erc8004/1","observed_us":1793564991880578,"prev":null,"subject":"erc8004:5042:24144","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0xacb727446e69f086278a1b743705f8cf70eee404e69abb899ee6fbfd1d6e1e26
2. 0x0a164e581724a9fd2fa1f2cecf031ac70a06cecef6e8063afe9f42386cbfaf8f
3. 0x40af3e9db1d8f1681c1bbc1f0ea4e26d1c9546af6eebcfef8b88606dd37f0012
4. 0xa464285d5f0ccc37cb2e6d203b3666aa4168def5cefdf190f2af0a4f2b8cb360
5. 0xea2f477624f3aa21e81e4d692774e8156badd907b23158c7f48acf55a674d159
6. 0xd201ee9cfef2090e8504bcd9e8ac06ef28eeba47dbbad4d8c97cf22869a3e3a1
7. 0x728456c7b4b8e7119ce99f2999f818ec53194c64c36b8c350f96c520384ea1c5
8. 0x9a84f33f1472ece2c536e687aff4f40af519d923a776e27b6808cd52cddb4f28
9. 0xe348834b70e6a0b5eca66a27d7ce535cf4c164f1bc145d44c7eb956fb29bf14d
10. 0xb01f6ba5e7cc6448d8eed5d07d6467fd892c09338e8bd72f8b1486753c6a9062
11. 0xb47688e19bf59884ebd2186061b42508543dc5a369f4741f364ecee1592080c7
12. 0xb7fc0cf2f5c4e15e4599519551d86a3a524bea0de3410a142784d69fa5cca3c4
13. 0xfd5f1d6a59b2aba0ae7d4cc49eabef2c135da7aea5815cd4367f515be1396c24
14. 0x110c6c21e77668de1becd70345e909cedabda185c5eca2a47425fab10ef478be
15. 0xc88d127644e311620e3bcad9c976ab2c79963799278768230b1762de9b7cd724
16. 0x8339aa87501c4d4f8b38a13e480a7c563957e09fb5711bed7cf189d6787f960d
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90