Evidence row 2192037

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/B0ZiSm"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ab324cbf-d892-45f2-b34b-629e0cf09d2f/.well-known/agent-card.json"
    ]
  ],
  "name": "Niarler",
  "owner_address": "0x83f08bd5b1ed669feaa706cb5b321814ec0bf3bf",
  "raw": {
    "agent_id": "121827",
    "agent_uri": "https://centralcity.ai/a/B0ZiSm",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Niarler 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/B0ZiSm",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Niarler",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ab324cbf-d892-45f2-b34b-629e0cf09d2f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/B0ZiSm",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T18:30:55Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Niarler 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/B0ZiSm"
}

What the leaf hashes

{"body":"7e0da9c1f005585d70e50ded770dc3ed4ee674d4b1bec3f9e9bedd0c58df63b5","id":2192037,"kind":"listing","method":"sync.erc8004/1","observed_us":1793644255295720,"prev":null,"subject":"erc8004:5042:121827","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. 0x9620fcd58aff062eec9eaf1fe235857227637c58fee626aab6eebd5ee2b70595
2. 0x3824a1e4af45ff253171ebdab43e84b6ebbf5227eb9e8c87055777a3da870bb4
3. 0xa23b1b71e1160e4c4c06e626abd69ba5d7881a5b6bc8b439dfc06429231dfbf0
4. 0x901823b4013baa5704fdfd79a247879dbaa3ba3d5c66f1f67663f716843dcb6d
5. 0x7f8fdf191c3f2865425668c30fa5cfdb989252fd043c2118e9b60b0c5492f9c8
6. 0x9df99577db3e46fe75e7ef609568fa4805817533364f4cfb4c9b45333c817b8a
7. 0xe6f55c610f38c423f8dca3361be7324193ed09c753a51637380a06fc2f582303
8. 0xd23d89ecde20bbdf0a998d20d9e498d18a9726231504626549d0efa6de573689
9. 0x15641a5cfca0ab4c5a42f163071c81fead0535223bc58e41ca166444118cb427
10. 0xa099ba4aca77ab9d90ca9ed37260584f7f596d6781c74229df096af20b3c9d31
11. 0xd6a5f8c418fcfa8b0a4748e298a8e01cde0ee71c2f11b9535d1aaa5b99afd2f4
12. 0xdc3d9b939a5c0d34370b562b57f71a1d7de8edb6d30d9434a2f5a9a0eeafc66d
13. 0x80c229343462b4db0b5706d7cf049c63be6fca4613d1e49d2d90b6c7dd36074e
14. 0xece99d4dfafa93913edbe131eb22b3d7ab2648b58b5bd9dcd361be4f8953b107
15. 0x5d92631d189bd0292c27a05f85a5ec38ec5f4197dfe4660eb991dc6a511e25a6
16. 0x5e23ec5954c11a4530aab8c635a72b12bcfeb6fcb03c6cb1a990cc1743424543
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af