Evidence row 2619824

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/rxArq7"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/34af2259-976e-46fe-a76f-01f300eedab7/.well-known/agent-card.json"
    ]
  ],
  "name": "Febabel",
  "owner_address": "0x043311bc7800e7f9ad9fda749e45eb79a2a1346b",
  "raw": {
    "agent_id": "197554",
    "agent_uri": "https://centralcity.ai/a/rxArq7",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Febabel 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/rxArq7",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Febabel",
      "registrations": [
        {
          "agentId": 197554,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/34af2259-976e-46fe-a76f-01f300eedab7/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/rxArq7",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793728063,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T17:51:47Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Febabel 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/rxArq7"
}

What the leaf hashes

{"body":"837daaa8bae563f589a5aa2d469e3f9121be13c0e43076d890902575c07e45ff","id":2619824,"kind":"listing","method":"sync.erc8004/1","observed_us":1793728307344352,"prev":2619586,"subject":"erc8004:5042:197554","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. 0x3ca8d22a2d060f98002246c00b73f89a3de4ac00cb258a1c8a02bfbd823dbe7c
2. 0x7c6292100838e2a0ee795d1f8545bb50bf0df70ff96d63c00049a4b8b1b78ec7
3. 0xe9571c4209cf4ba42808c24d842c2792775b55447a5ab79a82204eb9c86903b0
4. 0xb7fc31526ed5f0929968a748a533ab33c12a2a58aeddee8bb759e3cf33add3ee
5. 0x2c3cd8745fa3c725fd7c287f929d199d7ea26796c94ec31288b10f9019e13471
6. 0xb500bcc00d69e47726c7665bc8fb2aa59bcba82104367273eb1aadc14c06a72f
7. 0xe4cc7b94f88a9cef126d5049c1adabb17c985c6f1c52c5cd75fd42880a82d658
8. 0x597a1e00d6c4c592d05f0e6d725545eed4af5f6940eeaf0440ee71333796abd3
9. 0xc91fb8bbb0c3da545d0eeea08d1accd46642797bf18392267ba2d997bdefbaf1
10. 0x8cd006c29831af17f9402f3f1853127d21a86c52835895100a0977ad16ef2905
11. 0x14718d8f65d8e882d041b2a1cd08416d8b491b6df3eb757ffd35cbaadbba72a1
12. 0x87d8d5ba5e3e0b65990bb7bd8e0a29c7afabc8c68d041a504b52d6b12357eed7
13. 0x4b5945b20d05d42156c060247cc56b9fdec8b90fafd1729214fa76f3a01f9139
14. 0x5ab1ed3fc67f5a9ec3583839ed81e49e5b844fa19b679bd6a3514873d183203e
15. 0xeeeab58fe0869203702d6caa20f3db31453ec2f4ac7b99890f0842a5616a7f99
16. 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7