Evidence row 2070229

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/1i5uSR"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c66259a2-47ad-459a-9315-38af17f5722e/.well-known/agent-card.json"
    ]
  ],
  "name": "Gruma",
  "owner_address": "0x8b12a2d2ffe3a7b5691af6315bb0c03e5acef21f",
  "raw": {
    "agent_id": "66589",
    "agent_uri": "https://centralcity.ai/a/1i5uSR",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gruma 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/1i5uSR",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gruma",
      "registrations": [
        {
          "agentId": 66589,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c66259a2-47ad-459a-9315-38af17f5722e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/1i5uSR",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793598751,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T05:55:12Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gruma 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/1i5uSR"
}

What the leaf hashes

{"body":"56beda23ee590040ea98366d15631e0e5c5181237646d7b3106deafd6e788db6","id":2070229,"kind":"listing","method":"sync.erc8004/1","observed_us":1793598912032870,"prev":null,"subject":"erc8004:5042:66589","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. 0xba9b07b688e05aadd12afaf74f732988b67592987c8398542e1b70fe4c01402c
2. 0xef5d71858001eec8159d58c99175e2fa67cbebb072f441f13b6965761a39c1b1
3. 0x752b09c2468ed833a55bef1cd219282949a267136c1695475b2255546ae94b75
4. 0xd347e0de361d7225d484f6cb10ac2c9320b950fcb34022344c3646b35d82d400
5. 0xb0672ec3af318b2cdc82c4031f6cd6dfaf86a74e3e3dc3d1cb36628d6f38075f
6. 0x65b9f3ae35ade28c35d1b25400d52d82487690b6f5b7dd84b4129985de58442e
7. 0x34e8f20788865762b10bcf3d6a40b1750190da1bfcd21b71012dc4b8bf796ecc
8. 0x85708ec05ff3b5e5ff9cf5ec72b88c8a2d17c115e47499f2d0dbf09eaa35ffa1
9. 0x23552234aff6f38bf0b0f87f0cafe70ac71223b3f07bf2f486e3ecee50f826c9
10. 0xac548f461241ed0910811ead9ba68fe6974037f4d14bfd7a409f8344a3d79da0
11. 0xa95c073d146a1b4c0107d67769e98523c349b5346d93deb0a471de6821234c46
12. 0x83d46cc9a78a5c717b4bb87ce4b38231f8d8a40ecf7e32a81f31d861b83a0b87
13. 0x626fb5c7d656fa8c4ab162a898cfff0f195757f6cb547860059c20e431ef93c9
14. 0xc1d961be09ff84253ce4ecf4b141b3c25631ce9eb1cc0a3197e5d83d03240ee4
15. 0x834b6b9a36b42da183e2542785e8d2d7548ace455268a81922edbe6020cef644
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af