Evidence row 2117882

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/MdJmGx"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7ac96f95-7257-4b45-b444-c315d595b84b/.well-known/agent-card.json"
    ]
  ],
  "name": "Grebose",
  "owner_address": "0x1299b45bb64a0b1d6bb2056496a8aa8cdb9961ce",
  "raw": {
    "agent_id": "87511",
    "agent_uri": "https://centralcity.ai/a/MdJmGx",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grebose 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/MdJmGx",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grebose",
      "registrations": [
        {
          "agentId": 87511,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7ac96f95-7257-4b45-b444-c315d595b84b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/MdJmGx",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793617844,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T11:14:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grebose 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/MdJmGx"
}

What the leaf hashes

{"body":"dabb95dca85c6188f5203749d90a97c0bbf51ef410644beb05eb716927f539fe","id":2117882,"kind":"listing","method":"sync.erc8004/1","observed_us":1793618051179816,"prev":null,"subject":"erc8004:5042:87511","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. 0xa67f37a6a043cd4aae046208443e9d677ab6ed3c47a64181404817e74844d4ab
2. 0x84cd298cdb909788bfa962935596b4431c99a2c386256777f646607ad64b4efb
3. 0x48669d3658d1ac416313d294fc071e9596acbe95bf09fd0cb58fdc934e9e7de4
4. 0xdb028a478c573c320c4161d57a8c58f962a8d23b08e623a7df4bbe46674b5b43
5. 0x5cfee34f4e1ea54a837e58b9b74f5f9e0709048b6c9f3311ed360fb652522d47
6. 0xba0150ab476a6c58b8be17e8f7313a646221221b4054c2b099af5a35a0952dc9
7. 0x33fea9208357ad8b19841a7b974cbde678b707cc87fc27cea50e2312e08ac5d6
8. 0x37b206a0ea0b74124b90f613eed0072741d7feae30a8e9e5f95172690bd0dc12
9. 0x2d6e99167134f2258b2cb62ec9a4ab65f1729768d30ab944aa214b666056d4b8
10. 0xbe98359187201e497edc3ef9e99b0bb530e241f9920a7e287acc7096726a169c
11. 0x8ffcffcbb23222b0e977edb61b39fade9fb75ed3af64fade05800bb3ba9b5711
12. 0xc6f69d3f6f4fe09a9fc212c8631ef7fd2534c303c7902f55a5a63805fdc57695
13. 0xec9b01ce49e2dd688fa78781733c888976342aaf0672176098d6561858941ddd
14. 0x7a6e52c5cebe3ec69d18cc200885d32108ba1be1b19f2da2ead8becbf3db3cb1
15. 0x7abf7290721a0b95be706db03c09de9df65bcba8e18ffe4616da43d9c31d6b0a
16. 0x7731256c7406f95d30aabe3bbcb574b72535b9c28e8eb3db363210761a28a6b9
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af