Evidence row 3144697

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/mn3Ar3"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e8ae0e25-c3c9-43c1-befa-e6c239c1796d/.well-known/agent-card.json"
    ]
  ],
  "name": "Kumpa",
  "owner_address": "0x6ed9aeb86def18615bef62c6af4f8e54e0e82fe7",
  "raw": {
    "agent_id": "304818",
    "agent_uri": "https://centralcity.ai/a/mn3Ar3",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kumpa 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/mn3Ar3",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kumpa",
      "registrations": [
        {
          "agentId": 304818,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e8ae0e25-c3c9-43c1-befa-e6c239c1796d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/mn3Ar3",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793832002,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T22:45:45Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kumpa 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/mn3Ar3"
}

What the leaf hashes

{"body":"a0a858ba380b5c6ed0fb2444ae142e1cb77195ad99e41fa02d1f464c16a3cce0","id":3144697,"kind":"listing","method":"sync.erc8004/1","observed_us":1793832345088696,"prev":3144335,"subject":"erc8004:5042:304818","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0xdf92574c279207966045de291e31f34c892faf37cf8c4c517c0b87733e1f787e
2. 0xec316d15f076226a0a0789218b33497217d71bf892e5eeac48d4cfc7181db039
3. 0xd525fa9770301a02c873dfd9b95259e1728003c3996a58eaf24222902b40ca7c
4. 0x124204fb720e883633c1136bd52700ac7d0f426a2de48755771f50173c3bf3dc
5. 0x1d6ba32f00bdd7221b79d1719819dc3bbcbefc3752183a268b6c00c38f0f3d43
6. 0x7245b2834530046e791c273eb80088601647766b1509cd3d64e4789e5a5adcff
7. 0x2fdf817385d5cce1907d3d5dad7046548c4be962f95133d50d46061ea6bfdcd0
8. 0x6bdfc85faa5c388919b441874adb95609b226d84169fcfae25e361460b0a7cfe
9. 0x8e6e298823400f4aa0b48ce63ea7f0a7f35ff36afe30e74f77ae97c2adb88253
10. 0xb9b77fbd9dee5fa9ba9e5c9cd4756735f08050bc9b4220504587c8469e3e9b33
11. 0xa717fe2ba92a7c82e293c9f9d27d1a20f8ccaa6a105358cc1256b8defba4be7d
12. 0x9974171cbfeba79f719df1000decb53556dd1fc1db2a27bca7af9656bbc1a825
13. 0x99af371946a72e5b7319779399678b3ed4e9e5ebee43a19f67c93b3da85af59e
14. 0xc76edf7c58295981a8b2d7f51e60517f029cdf9eeea7cb9427318525c1879cf8
15. 0x4720135dc0f8960ddf4e33d6d1c6326cf5957dbfcb5082125bda6c5dbe57f8db
16. 0x621f050d36e1026696df95e35f6767fff738c18d7486aa88506e941d484ebef3
17. 0x7efb735f8d49bcac59a20b148718d382f32a05352c0255ebbd501ca73055453d
18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345