Evidence row 2200480

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/z4L5gD"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/dcb4de2c-9e75-4775-b857-17f5295a4dd6/.well-known/agent-card.json"
    ]
  ],
  "name": "Billan",
  "owner_address": "0x567ca99dffc20757c587bd3a23e80faa4ee54bde",
  "raw": {
    "agent_id": "125097",
    "agent_uri": "https://centralcity.ai/a/z4L5gD",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Billan 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/z4L5gD",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Billan",
      "registrations": [
        {
          "agentId": 125097,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/dcb4de2c-9e75-4775-b857-17f5295a4dd6/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/z4L5gD",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793646581,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T19:13:17Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Billan 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/z4L5gD"
}

What the leaf hashes

{"body":"c7a76154916e9d70d7d732a3acb089c624c9a7e2683ae4c0b127c8389142045f","id":2200480,"kind":"listing","method":"sync.erc8004/1","observed_us":1793646797518586,"prev":null,"subject":"erc8004:5042:125097","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. 0x157c60502d2f36a39ddb0548fec4b3079e50258dc5df3ff6db177a63dc31be59
2. 0x28840792b081e257ea52850c8b9adffda3323141af43fc976c61abc2fbd37b0b
3. 0x1423eaa6d3c39cf1b838dadafee19950629b993792a1bd73f052cd3a6c5a2e87
4. 0x9e6482daa42a4dee3989e8e8e67864d1d740af4ca30ed4f04897c98bc7fed886
5. 0x2996a04c91dd3016a6b244fb699ddcbf5a0a1ad475ebfcc7e8b5e0a7996f5a3f
6. 0x8b1f6a73fcd901a1f924d08d538ac3d992ab5400c5e5d54995b341a4714f3bec
7. 0x70766220b8ae02979a0fc943456eb774f428686fda073b0e87a24fe2a989f6e7
8. 0x946a64e6ec1a9193ee1c77dcf1a6764b722f5a27cbbd8e48be8dcaba0f05a3a4
9. 0x77e54071f96d7e5517bbb1f8d59f96a19427ff1e3377169989ed90554cd2720e
10. 0x84b052500c69ab3497c367671b8d84864e6a7a2a6729b5a8979b6aeda0b2dd4d
11. 0x5d8af36f8dd85806f8fe29f3e7fad48a8ca2fe71ec7570597adea823eeee2183
12. 0x694772bd88c608c978c07a5b88c13f219f0e5b849a0c034e7cf4e9550d4e78c9
13. 0xac2edb456c581283e2c60a03e146bbba52ffbe8a277ea7e858384f30bbc24d54
14. 0xd35a6b56332d7bee4b13ce3efea77dd0a6863016f58691fb78e2e2faf7ab8e87
15. 0xb6470417fdb2a0e3de9c1abb1722cbc88bc0dfb5afda0a77e1eac26ab1683ece
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af