Evidence row 2191979

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/PCh9DY"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b3185df5-d53c-4214-95ba-7d86517fbcac/.well-known/agent-card.json"
    ]
  ],
  "name": "Plesseon",
  "owner_address": "0x5556d17b9a385f0ada07958d5497a3150d9fa425",
  "raw": {
    "agent_id": "121770",
    "agent_uri": "https://centralcity.ai/a/PCh9DY",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Plesseon 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/PCh9DY",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Plesseon",
      "registrations": [
        {
          "agentId": 121770,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b3185df5-d53c-4214-95ba-7d86517fbcac/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/PCh9DY",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793644129,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T18:30:55Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Plesseon 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/PCh9DY"
}

What the leaf hashes

{"body":"0e5b1fd02090fcc0a22d712d56e8ce9272575646e39aa271df29fc9dfe1c14b3","id":2191979,"kind":"listing","method":"sync.erc8004/1","observed_us":1793644255149433,"prev":null,"subject":"erc8004:5042:121770","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. 0x52260a36a06ef62241dcb6b136ab3de5808be53b9eccfea03f6f513ab9f8e1bf
2. 0x5daddf2501c3988fa125622973a6a4d6b9d1c066372b43d1da22b33252c24113
3. 0x4fc043f9af99192b6cd475c67f69180af90616191f718dfbb3f6ae5d889bb350
4. 0xe15ca31053d1d4c03491d554ad2d94e91de368f883d2c362ebfd37e5db69d734
5. 0x104d9f3ea8ccada196e2057acc3efa22ffaa34df0a427f9aa55fd86cfccd7551
6. 0x13151895571db1b1ccdf60360499b4478e46c05ac8744853c99bd2877df9ffab
7. 0x5c861895bec28428784e69206adf10bbb24d7ece27607d93719905eefabecc20
8. 0xa85ff153b829cdeebbe1b2a928b332be1842f13ced5f5f02d0321633b8f1a4c5
9. 0x80c2fec203714a2dcc8050dd14e3f06eccb46bf059a6c9d88795b669bd9bd612
10. 0xe69c17bc610d3434c65547e643c213ed66d57b956e3028057d92f86e6611bb94
11. 0x7d2768add56d31ff99144f6f699378dc2288e5ce0e2f246bc76551223e51bfd8
12. 0x58679515da2a1de90c5053570a68d4480d9b62fa1a68c4b30314b90cdc6403fa
13. 0x2f0e87a22fc6aaaa04d17a8f1c5dda340b8d3c208a1b8e26986aed7f54ec42a7
14. 0xa96ecfe7ab9f1788120ca262a1b69b7b258160df41b4041d36fcd211c95d26d9
15. 0x67c99d356de30f9cfab88af48fbaa18909ef230dd09947e84da060bc03aca929
16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af