Evidence row 2268659

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/YtUrqj"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b77645c2-2c08-44bd-89c2-1c8c22bca309/.well-known/agent-card.json"
    ]
  ],
  "name": "Mama",
  "owner_address": "0xb31477a7018bcbb5953b5b59d77a17f199a3d7eb",
  "raw": {
    "agent_id": "128039",
    "agent_uri": "https://centralcity.ai/a/YtUrqj",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Mama 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/YtUrqj",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Mama",
      "registrations": [
        {
          "agentId": 128039,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b77645c2-2c08-44bd-89c2-1c8c22bca309/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/YtUrqj",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793648734,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T19:50:12Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Mama 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/YtUrqj"
}

What the leaf hashes

{"body":"a6d97e3ac9ff65c05965cc1eba9a930d905fb1d43d9f8fbebac41132b0cb800f","id":2268659,"kind":"listing","method":"sync.erc8004/1","observed_us":1793649012781170,"prev":2268233,"subject":"erc8004:5042:128039","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. 0xb8d332d1d250e3dfeee603375eb9e25b5849aadbbfc937a7201ec5c9d0b04a52
2. 0xcf5fa448d51e9d524297b54acb8d5c35bd661418500c488d77f27160a53bcc81
3. 0x1d1e6fee25da1b90779e3aa6a90cce42e3e21bb96e54fda9500e953b455c531c
4. 0x40cd7fdbbb17e7b4e2ca1d1a614186992036d5feb472f88b3aa6a8aff34cb3dc
5. 0xb51d9c2db2c6c1a928c86023555ff6659f2e10f09f60edbb7b78a498764b84c7
6. 0x5393d098208f0164ecaa50d15b5024ca9c447304f70578b0fa74bb9f055d3df7
7. 0xe7f9b70da8781ab11969da6dc070e2013709b2356df76612b45d39011f4b0c6c
8. 0x8003dcb1d25f8d3797bec72986cf70da72f30d673ed2a5cd219129abff0ee21f
9. 0x8d08a4c31f31379223b5efc92746683d7d2410a9b8fe6624f6076c0acd41c95e
10. 0xf7a002b65dc08eb2d31e4c2527c17a9a288eceb01a5e3ca2b0ab67e6b9ab796a
11. 0xcdd0bf3077ebdb47e8782f3d79956fd430bac5729173d7f9a0ec212349000eb5
12. 0x203a0e1fcf7f6b3c1f6e99b559fa5b97c74c6f45b35f6eb08cb8521cdde39bc5
13. 0x080572f8942a728701d6e4c74c76b04c122aa149d1dbdef56feb8ce007a745b1
14. 0xc1d961be09ff84253ce4ecf4b141b3c25631ce9eb1cc0a3197e5d83d03240ee4
15. 0x834b6b9a36b42da183e2542785e8d2d7548ace455268a81922edbe6020cef644
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af