Evidence row 2549820

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/hgWk1o"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/09570058-36e4-483a-b772-858b6051fca7/.well-known/agent-card.json"
    ]
  ],
  "name": "Grampel",
  "owner_address": "0x007605335d150bc765d5efd42c7b2b21b5dd1fef",
  "raw": {
    "agent_id": "167910",
    "agent_uri": "https://centralcity.ai/a/hgWk1o",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grampel 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/hgWk1o",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grampel",
      "registrations": [
        {
          "agentId": 167910,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/09570058-36e4-483a-b772-858b6051fca7/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/hgWk1o",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793691924,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T07:49:45Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grampel 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/hgWk1o"
}

What the leaf hashes

{"body":"616e13dabf4ed398a0ee9d19a8bc0b305062d00b87d57dd076820f0dcd25c2ec","id":2549820,"kind":"listing","method":"sync.erc8004/1","observed_us":1793692185131292,"prev":2549561,"subject":"erc8004:5042:167910","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. 0x169338bc3e7c998b1cf939fcb62b255adb9b0e8867b431427aa00176f78580b2
2. 0x9e5f3f21b108282093a80061d157a7450deee08833cf0163dcf6dd707bd7cddb
3. 0x54fbd1844f46d350e8f05aa5cb9602cfaa0289f7bd4e9d2520dbe4e005ceb473
4. 0xa8971fdf08e7c7133f426f5c7acdc745cc8d85ed9d69b16be765848120a09cf4
5. 0x702fd02f1a024e9a4119e458ffb28089eddf5e5a693ced60f34e5d226aa89e14
6. 0x23d55e4472230194bf22ffbe3bf635b694a835b55b9ef298745d43b1ad7ec591
7. 0x99c41276a751ca202fcb4f6c4bc74cbfe618846d07065623d5db71f89cae9eea
8. 0x6a841e486ddd8f484a65d24f8022271b3c3a0e0e47b580755ee23253bfe0a2b6
9. 0x01515011906d6cdecaf5d5d7da304aec182b170c098b3ceaa32f1b4c3d63f075
10. 0x1e52b34ee53b3fddd2524f193972ca99785798b606f248a9427ce085a4d6ba74
11. 0xbebefaabc3630b8c83ba68a3e83464f443cc4687c5299b972dabed3a989ca35e
12. 0xdc7e3be6affe8e3653d730246dee639c21857544d7c28cfe4ecbec4484d07e5b
13. 0x44a929c85a68a4bfc920e6f6a76cc8d1505a44eb82a85347db81eea2551d3a16
14. 0x66e70e2e75d77163246a8096eab56d11301f21ccfe90f151078a58d2560d35c7
15. 0x711583ccee5cdd04f5adf1bada00491547d886e40ddf1799b012e27be2a663c2
16. 0xbaff679935afdbe869b23e88acf4edb06c80c1bc21fbe841145699495a3e2db3
17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7