Evidence row 2556690

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/0Hg0Tl"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/26749196-f964-4097-9030-7c9e37cb7d23/.well-known/agent-card.json"
    ]
  ],
  "name": "Siomus",
  "owner_address": "0xe6dc226ba7204ddcbc3c456cf411b5382f3157f2",
  "raw": {
    "agent_id": "171535",
    "agent_uri": "https://centralcity.ai/a/0Hg0Tl",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Siomus 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/0Hg0Tl",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Siomus",
      "registrations": [
        {
          "agentId": 171535,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/26749196-f964-4097-9030-7c9e37cb7d23/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/0Hg0Tl",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793696141,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:57:35Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Siomus 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/0Hg0Tl"
}

What the leaf hashes

{"body":"e748bc468ae3d8755c75bf3cb83092825e2b7736cff5107cf36e0baa20c45163","id":2556690,"kind":"listing","method":"sync.erc8004/1","observed_us":1793696255147963,"prev":null,"subject":"erc8004:5042:171535","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. 0x942006da646a7c4df38e06471d1c706943738bd1d37752808d3a2089363ae4cb
2. 0xde305d9f243c863e3cfd7c172c7d3c966add729d71c6255febf45dd53d18c398
3. 0x09433c84266aa79626d746d7488475daa4cbe7dcdde64fcc62f7faf76c2d7071
4. 0xad2799069cd48469ab97265f3dcba1498018add8f88276bba73fcd3cf6acdfc9
5. 0xa34475a2cacbe485071f690f6b0a119e97b7acbb9209dee44fc79388c9b54626
6. 0x6693a525ebcb7b28f59879ed8736960791d083a27a429ac9b118ed20c6ca02ac
7. 0x681ab7becf7fc20b011c7aacff0c09f59f396093d23e55fc9814d0e768f9f440
8. 0xcc634ac57034b114d41b45e1fb6388b57e9c226834d6f2ead7ddac14651e9b0a
9. 0x6452e9ae99a30aa667cf992d185c9b77607d546ca41e08c8b2bc91a28862c65f
10. 0x384b463134b5f8f6c6e441956e8c1736c60adb871b412a0d40359a3663c6966e
11. 0x8afa78bbe051b3266905fdb117c8a4f88501e4f569bd9d3f229e305fe47295fa
12. 0xe1d6940f7d736226f6d22cb39e19695626f7cd8998d791b119cf8071440eaa43
13. 0x6040c146b0a58fb121a68788fa6a286b0f823db9b8a7ff3ddb8ad831db1c9a29
14. 0x7f1a60c8109f6f6bf295c743742bf48233a7f558ad73afd2115ffc0eb4e5400f
15. 0xb5ab3a67e92dbd6d8eb3ea95dd8fba5b750735344b87d689cb50ea92ccaeea56
16. 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7