Evidence row 2087062

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/8i9GKk"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8c47edc6-6e6b-4777-a9f6-fbd59feddca8/.well-known/agent-card.json"
    ]
  ],
  "name": "Zukano",
  "owner_address": "0xfb2e60e08dd0d46af45f9572867db63861fecb27",
  "raw": {
    "agent_id": "74877",
    "agent_uri": "https://centralcity.ai/a/8i9GKk",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Zukano 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/8i9GKk",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Zukano",
      "registrations": [
        {
          "agentId": 74877,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8c47edc6-6e6b-4777-a9f6-fbd59feddca8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/8i9GKk",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793605512,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T07:51:08Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Zukano 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/8i9GKk"
}

What the leaf hashes

{"body":"22fca35c790cabe8c4daa455568b3b7e2004bb90b9734601bcadccedba79d736","id":2087062,"kind":"listing","method":"sync.erc8004/1","observed_us":1793605868405708,"prev":2086716,"subject":"erc8004:5042:74877","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xb578fdd432fb3cf854fa996cc7b65189bf84ae130e342899f9fcabd7cc115163
2. 0x1b2d1e1371c4d989779ec5f0ecd22e4ecd8f20aa6bba3713fd5abd05c463a43f
3. 0x0b733b1a8d284eb7220a5ed8b9001dcdc110f4f8555903c1c4e5461782463887
4. 0xf4fcbe3013f70cf826ab9656f4007a3987b3e65fdabfa470be64bc187189a639
5. 0x0029b95794bc214eec8dc85af78496ea010c19599f46eca9117547df4ca0940c
6. 0x4d9950420d3838397c081359384a057d23159e50f4766268c4988e8914e80ec9
7. 0x088a77ad9027e0a3f01028ee999f42a7f1d5353677cf59e3964f652d95f50c96
8. 0x73235f55f3e622887a44939924d9a369c708cd35ed8c9fe8cf346348bba2f015
9. 0x740aeb25b0ac86dd7d0f606f6953115989cde5852f98e9982c60fee7d85ec0dd
10. 0xb9162279c072453309bc738cc1fb27b0213eae6bee034018314445d739701095
11. 0xf7e87ac559af2cfc5f27158cbcf0e96bb750fd5ab51330b9fb71fbec1012b4e0
12. 0x5d48d61efa15a1eaabc2b8fe3288726baac176ec765001989034339357eb596c
13. 0x030e61e00342e920981555e2e665fa5ec4a741b10a078f282daa829896c87583
14. 0x08da04eef748b7ac08271324db18913501d72c52afa240bf3f08b6da46e3b97f
15. 0x834b6b9a36b42da183e2542785e8d2d7548ace455268a81922edbe6020cef644
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af