Evidence row 2139771

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/4bM0gU"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/312ac5da-edc9-4fdf-bfce-034d565882e1/.well-known/agent-card.json"
    ]
  ],
  "name": "Reosteon",
  "owner_address": "0x8954865d6a239c5050435bdebe2805362eb490b6",
  "raw": {
    "agent_id": "96354",
    "agent_uri": "https://centralcity.ai/a/4bM0gU",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Reosteon 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/4bM0gU",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Reosteon",
      "registrations": [
        {
          "agentId": 96354,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/312ac5da-edc9-4fdf-bfce-034d565882e1/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/4bM0gU",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793624482,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T13:03:12Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Reosteon 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/4bM0gU"
}

What the leaf hashes

{"body":"fe4a3ac3e3f1599a6e487d9880e9ea6cab43f2f9e31167b87ee95ff5f7ce1c4d","id":2139771,"kind":"listing","method":"sync.erc8004/1","observed_us":1793624592359494,"prev":null,"subject":"erc8004:5042:96354","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. 0x4f6a8b89aa67ffff67e5346d2e5631e6c09088ec63027de2d83c9435ea2bff22
2. 0x469d4ad19c7ed859cff5f53254efec9a02eccdaa1925b268318a2338b74d85cd
3. 0x2a2c0a1983d9bfc2bc4464e694e09f3edc927263815774206360be052f0d412e
4. 0xc2cc824d29a43eda91b67df57e7ac62679eb6e748ba965be19fdfeaf3f3376dd
5. 0xe6072a6f7682c028b0dc5319ccfc3e30a9a72ad754e737660d6c8abd0cad127b
6. 0xdd58a88fa82756c7b14c92b7fcea015fdaed28d694a2ff8c5e4b6b2d5764eb8c
7. 0xb16447b6a620008935a9dea7366386a1a0fb55180fb89050f1ffbe0e8eafc81e
8. 0x4df9a010e4d0793518f9708943f8433a32476f3fb88c3556f7818154159fc417
9. 0xf5c31a8ae8b58137fa33233a40ca6f073e7932394aa592f6aad88061ad740adf
10. 0x1ec703715352bb15a8dfe6162883ab56b0dc5357475b27fcb6429c8a260902ac
11. 0x86964d01055cc59c3cfcb2811edf7b6cc06d3221485999741f5a05599dca2a08
12. 0x49baa3300fdca43a78cce7c845ec7d1484d83c007d46bef189eab0ea73d61054
13. 0x5e60d42a83833fb9c9050e07ccab878d6e233865869bd0ed358ec8cdb2d0bd7d
14. 0xf01d425f0c05ac504062d9b471f06fbf10480b3526efb1ee77bb71aebd05f0de
15. 0x67c99d356de30f9cfab88af48fbaa18909ef230dd09947e84da060bc03aca929
16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af