Evidence row 2710111

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/7Pzz1s"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ea911b2f-a491-4fdd-ac20-5482043ff77a/.well-known/agent-card.json"
    ]
  ],
  "name": "Grufeifeh",
  "owner_address": "0xc616da352a9f553ec81380e86c93ff0a9c7c76cb",
  "raw": {
    "agent_id": "203402",
    "agent_uri": "https://centralcity.ai/a/7Pzz1s",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grufeifeh is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/7Pzz1s",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grufeifeh",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ea911b2f-a491-4fdd-ac20-5482043ff77a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/7Pzz1s",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T20:31:20Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grufeifeh is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/7Pzz1s"
}

What the leaf hashes

{"body":"14b323d0dbcb6905bc6c8dfc9442f440bd9daf6c9cfad0a360933d2f928666e9","id":2710111,"kind":"listing","method":"sync.erc8004/1","observed_us":1793737880238641,"prev":null,"subject":"erc8004:5042:203402","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. 0x485ff36821a2c4f8198d023042749a32fc4a61245333b4ebf2702687a3ff4e99
2. 0x1a2b559931fc1fc773b3ac4b0532fa4a8fef73b902c9e03397e39a452cbee05d
3. 0xf9c0de0477c842622b4fd1b87790af1df3fd9b34fd2745304dcdcc1ec73f5ad6
4. 0x50aa5b86722379d630b695d5e802b357abbcca88ac0682f497c13f5e6d42a3a8
5. 0x66eea8b9f67aaf8b65401d989982dbeb419c902ceadd40f6396ae490e00b9fbe
6. 0xe3ac6b9423f8a7e345c8bd80864fb597a7e4073f3906b297ab132bb3f7f3a46a
7. 0xa866d5d65aa6b9981c6b3e090901a633d2747f9652c0927f3bac258ee23ea9ea
8. 0x74608a15d2e193d90bc1ba594f20ea4eeaceabb070426a144e7864c7388a3896
9. 0xecc626d484ba248b0950607e886a612d9356fb235c09a7007f8d4dc10850c7fc
10. 0xdae11dcb300116048715c029ea112bc09733a6e16fbeb59ca2fe23e052a066c7
11. 0x4e3bea6f3260026c9913a6b77dac9da42ca18e795bc9543a4ec7c90c1cb291fd
12. 0x74e63a9fe143b798f5753507f6880081de7ac7cdf4c97bad91472ce3d9ec2ac2
13. 0x4d71df216aea86c4926fd51f5108f2a3e02d1069065352831adc974ef8b478a1
14. 0xc46a5ce352649d53ab9bec3f87fd24e34046a987433894bf1e8165e57badee79
15. 0xd106fbd3b5dac57c72dd4fc8931f69b38fd5a542627e63d015b63dadf2188a2f
16. 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7