Evidence row 2148075

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/3p631T"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c50d2a0a-2ad8-4cce-a4f3-3e4c1e66600d/.well-known/agent-card.json"
    ]
  ],
  "name": "Grumpik",
  "owner_address": "0x7c339d8b9255f1ff0ae7b4b0c0b60d2f0da5f570",
  "raw": {
    "agent_id": "99669",
    "agent_uri": "https://centralcity.ai/a/3p631T",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grumpik 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/3p631T",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grumpik",
      "registrations": [
        {
          "agentId": 99669,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c50d2a0a-2ad8-4cce-a4f3-3e4c1e66600d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/3p631T",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793627065,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T13:45:15Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grumpik 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/3p631T"
}

What the leaf hashes

{"body":"23f8f2052b5f4406fcb8f9021edda6c41d463a005cc16ee586b7a81f6f1135b5","id":2148075,"kind":"listing","method":"sync.erc8004/1","observed_us":1793627115426043,"prev":null,"subject":"erc8004:5042:99669","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. 0xdff7af898894a4c530ad3c3c97ffb0e81a1de04b25e4bee55d7bd69f2739176d
2. 0x3fd152be05be7c6954cd0b322f8d9b30d66a0d3b62fc3adac87d8e3c8aaa0abe
3. 0xa4501109ba7f492c33a309fbf5290c74024af1979728e19dadcd4a032d539ee6
4. 0xbd53052a50069ddcf85118e28d0182e181f3db65bf7812a53e2ab5638ab8014c
5. 0x174d8b16087f011b5fabd7b78575434949801447c01456cdecd92d5daf54cfd1
6. 0x0187f595fb085341779125e90bf459cfcea7cb6ba82824d07849bfede4601ac6
7. 0x001d908e8553c50827bdec91adcc2caa814522650d4c3b4e56d70dbd622e02b7
8. 0x572031bc7acf30dbcabce2078ec513bca113c32bc376431691fb71ad4d5ed234
9. 0x39b86f5f9d11a34ef49c2fd7f1c80dd6d4de1c280ba96ceea6ab68c73cd2b560
10. 0xc48834a7216625de498d1d74816700fcafdba81333a25e6cf9c4688e8a7fb889
11. 0x8c20e891723cace31e49e8f875c400daac3b5fb1cb54c5e723c3016ca76a554a
12. 0x658a03e3df61154a1a62d12a3aee91c196f7b3be59438a13e42a6796e2adca05
13. 0x1cd421f1e0b0be98fab8392181e25435047bd7c44fcbda07fa5cd27615d6b674
14. 0x5dd75981e1af83dc5ec1e2b8a2959012484cc3ea2e0defded2187a5a93ba7236
15. 0xa370e8e015a32408a8112e54e5f40a8a65e871bd52bbc6f25fbd1139f2ba5b11
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af