Evidence row 2074637

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/417B9z"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3c54a5f1-c182-4268-88f0-c6681f455699/.well-known/agent-card.json"
    ]
  ],
  "name": "Grameh",
  "owner_address": "0x14f076fffebac81808540bc0cd58fe1e50a5be09",
  "raw": {
    "agent_id": "68912",
    "agent_uri": "https://centralcity.ai/a/417B9z",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grameh 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/417B9z",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grameh",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3c54a5f1-c182-4268-88f0-c6681f455699/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/417B9z",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T06:24:17Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grameh 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/417B9z"
}

What the leaf hashes

{"body":"ce1202ce74b64310d6f095903067d7966a84f1b670668362c7d2f79a9269ed22","id":2074637,"kind":"listing","method":"sync.erc8004/1","observed_us":1793600657223030,"prev":null,"subject":"erc8004:5042:68912","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. 0xf671e0833a306ccf2ae7f6fe7922429bbd87c900980f911acf04d97653a33568
2. 0x1e7861e351f40f28396d5a1b94a32efa89d4c5825103124ebdaf0c6172c7686b
3. 0xc578b72dfbbd700b744f8153b2e897ceea63903ba66f95a516a94a04286c1634
4. 0x77c530159652df0d2b4f3f4fca17c11bec7f64200bf80819a0d5108cc851df13
5. 0x6eb92a690d9516b1c340edc85afbef2cb61fe2e2b327a829a898856be67edbcf
6. 0x5fb4e7c569b34cfe108046a340342f9434b87699a33d524e5326880f02bf2e47
7. 0x89b098ee3185129cb9dd05fed24bdf43e5484903eb4371cae68a9fbe67045a6b
8. 0xaf76baf7750287b22ea2d0844e51a1940a14860862847ece6aad84937dd0176b
9. 0x01b4d35a3451c31adfb3251b328911b3e4643951d7424a7492b5cffabe6e1662
10. 0x3962dc21dfb6ecc224070ed75a3ed1a05501776d7717009c4e462115e41f3871
11. 0xe1e2352569523d4efc6bfc370502b55514e254ca4b18e29cdb4dcaec5aa0f4ab
12. 0x357b8b944aeb5a828c72699fe2ac56982a5ebd57521270f90ff495bcf87b9654
13. 0x54a66ecba86fe13527453978f73a6a3d80e1817889872b25f2a79c90d4b86982
14. 0x70f4b5a4c6a4de9977aecf5fbe7497e271e9e2f9e5068c7dad5953e8fe898b30
15. 0x4068a4306db47ea0eae5f76e5137753caa3dbb132dca6a61a4d6c1838a52700f
16. 0x25127db2e775737b2874f6a159f7c1bf984317eea6482e94589c3ef4c5ccab32
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af