Evidence row 2142251

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/FcHPT3"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c93c8179-aea7-4de4-b9b5-28aa117a2344/.well-known/agent-card.json"
    ]
  ],
  "name": "Grovan",
  "owner_address": "0xa98a4fe6f039ec6f4547d7e7c1501476d33c3eb3",
  "raw": {
    "agent_id": "97369",
    "agent_uri": "https://centralcity.ai/a/FcHPT3",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grovan is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/FcHPT3",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grovan",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c93c8179-aea7-4de4-b9b5-28aa117a2344/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/FcHPT3",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T13:15:10Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grovan is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/FcHPT3"
}

What the leaf hashes

{"body":"ad85ad7179c3c204b2038373d00324072ff3cb5c4fd016f2cbb8ffa7cf1148ca","id":2142251,"kind":"listing","method":"sync.erc8004/1","observed_us":1793625310830229,"prev":null,"subject":"erc8004:5042:97369","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. 0x83911fc50c0792ab1ffac986e1eb5243263a85219186bfacbddf6227a837429f
2. 0x8ac081e995092d29188058c2b4e2d50506a1ed8dedebde5ab417599690d2559e
3. 0xb2c963e39f9774d4552ffdae22643d94e2e1cc48606d7d16cfe8697a03870a66
4. 0x87551a0f9bfdcb97910a378087a54e8626da1e2f09199ca14b049980821414b8
5. 0x115fae4bb4d5628022fab8167835422df32b3a0ed24020a41b1cca94b2f2314c
6. 0x7974aeda5fda2da5bebd879635d0562b6154af6c24c10081990898c1d499824f
7. 0xec693b1f974a45a9e15a52d57135b3e0878ab9f663397a5801efad3225cc4ee5
8. 0xabc2b30389ff811b1953182d488f5e1775eec232e7875991a1a34cf10b662d04
9. 0xa8d4b080b2b97442ae54979f3e43de2b0c45b41d837299eb2515d8e04f8f781d
10. 0xb6bab28aac8201a73142c5dd2acf156b93d7f2cffdff682f5daba7e9b110655f
11. 0x8a86ac563161489ff6b032a83c9abb8348ff47d52c0a1c3af9cb2637ffd25c9d
12. 0x9236ce44089e10e350435c01e569b60f72046bb5112e06356a17b8f3c0a940ee
13. 0xf82dc9b9d8e081f36e55e80fab45654768c11eb158257f63f8ca7ff17d181d54
14. 0x5d40473873ebe898bcca4e49df524bf4345695f06abe3579f4bdb7b306b863f8
15. 0x46991481c678139203ebc3c532867ce1643c09ddc33966c4fb48bb7f033ab22f
16. 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af