Evidence row 1816595

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/nnbRfW"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7ffef602-92d1-4526-9db3-6547235c885a/.well-known/agent-card.json"
    ]
  ],
  "name": "Ritisto",
  "owner_address": "0x18989db6af480e506730077b8522a276af0226b0",
  "raw": {
    "agent_id": "20558",
    "agent_uri": "https://centralcity.ai/a/nnbRfW",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Ritisto 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/nnbRfW",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Ritisto",
      "registrations": [
        {
          "agentId": 20558,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7ffef602-92d1-4526-9db3-6547235c885a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/nnbRfW",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793561498,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T19:33:08Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Ritisto 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/nnbRfW"
}

What the leaf hashes

{"body":"8c5ae3c00c54afd2d71352c84d132b5dcd803b094d57261f42ebc4353b277d5f","id":1816595,"kind":"listing","method":"sync.erc8004/1","observed_us":1793561588088181,"prev":null,"subject":"erc8004:5042:20558","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. 0xd0084b7a34049c618ad285afb5d6e92b441a5cd364d393426f18528a9d9bce69
2. 0x500331df3f69081e42602fe274d8d6e14c00e8bcdda57103ee2a86f6c033588a
3. 0x61af2e4e629d37015c092648baa5d477cabddbe2c430d987c5f522e0fef985ec
4. 0x11df49f324c84209a3dff30696b315c006ea62e60afe25f674afdb3ab616737d
5. 0x1c8215b92d36b058b71bae3d1bbbef9ef106b6038332083638ef737d2ef74b2b
6. 0x53b7b259de665c7d8e45798b74d9d6b5386259fc0ba511848f4a06793ff01dde
7. 0xf89ec9992633623d57b9a5d163e4b0281567d1a18e61e0b5783489d50fe55d71
8. 0xce150db40f4093a387715713a244862f11f48ba3f2daf15e50d4de92fed5dab4
9. 0xaacbe4553937ce7914ce221ea5c4b3ed94e43596b6590548c2416a377bd388ed
10. 0x7cec863044fbf91d521fea7ae59c34dd4fd381e21ddf8d1090a514f4637eb17e
11. 0x032ba77c78f0e1f0f24f414ac46d6f10920549992d6f845848262910b7f41ce0
12. 0x31c1c30af3d362a5daf962324b8763f11ef40cbbfc221f01b1d00db92e30a88f
13. 0xdac71a6781318034c1afd4a1a615965f2837dd22d52db9dcf4ff6d934cdde2b9
14. 0xc837737eae003d6217621fce98752787bb2b4be80aad499398bcd6fa49bd6996
15. 0x537331ef190eaefb4419f2a4558b952aaf9435d759df0b0c118b7df609ec1687
16. 0xfc183bee85dc11a067fb710c6eb88824b94a516ddbdf2717b839e672a2206a7e
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90