Evidence row 1757057

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/xCVKEr"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/92a8d218-6faa-4541-bdc9-efe061741f30/.well-known/agent-card.json"
    ]
  ],
  "name": "Ferkel",
  "owner_address": "0x76fd2eec011d309b14110f18444cdf5c49788955",
  "raw": {
    "agent_id": "3545",
    "agent_uri": "https://centralcity.ai/a/xCVKEr",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Ferkel 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/xCVKEr",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Ferkel",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/92a8d218-6faa-4541-bdc9-efe061741f30/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/xCVKEr",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T10:03:55Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Ferkel 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/xCVKEr"
}

What the leaf hashes

{"body":"487ac750b4e75df8dc3983dbd71d8c898acdf7c2f2bcd9b45cfd05d8013b8752","id":1757057,"kind":"listing","method":"sync.erc8004/1","observed_us":1793527435193981,"prev":null,"subject":"erc8004:5042:3545","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. 0x76491b0e5bc129adea9644ed2a5357b072320cee8d6d3787bb8b6238878731e7
2. 0x51d7c28abcadf82c54b1da1ee24453f147e80fd20bfcd84c0329f9b97fd5461b
3. 0x4678066a920b87e89be358893a27fa96cdc54d8945633b8551cb111ce36bfabe
4. 0x97c31c4910864a71a2387fdffed984044035b5acc2986f698bd269aa0c648b69
5. 0x88497f2149fb137ea5e4c67d11fbd0c16e6b38e96bb0e57692cd63356dd2b00a
6. 0x00671f8b6ff4c5f02017dea755a02f3fc9fe7d8f28880bff313089dbdec4c053
7. 0xaff8678a2bd57acecefe5a106e7746f69ca9110f1fee22aa3cde39342f3834cb
8. 0x34b4bd289896388ac069372c0840cb3ab29b74a2fff6b248ca30f14352aa550d
9. 0xd9e2dc9d706f3d087a213211877f2dbe2a5b7c31ee7038e8ee6f9e58473a5c92
10. 0xb6b6696975e988c295cd10940a91c5cfd6830aa9445d22a08effca64a6b182b5
11. 0x3246cb30273d52d220731d42f4dd0a1e5b664b65e8b55933134bb53410b0f8ab
12. 0x1e93736ac39275a7c68e57203d7f685d0b2f38ca4a0f77c0e0caa7f14b489066
13. 0x158885233a7e31127e2842e667a258b12d4e1809863fa73786d7994cec474080
14. 0x7e26f771e19135838a4922e6feed7314ff3896114424cf5c9fb3c97de3545c5c
15. 0x614dbc600bca0766e288d2a5ebb7709ac565230ac6acdc88a5e4a7a5ff53c58e
16. 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90