Evidence row 2919822

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/BQkCbe"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c0e72ad0-a186-4f9f-9dcd-9b76088eb0ce/.well-known/agent-card.json"
    ]
  ],
  "name": "Rufibus",
  "owner_address": "0x004939d836339df029ba77d3166a26e6264dcfab",
  "raw": {
    "agent_id": "215353",
    "agent_uri": "https://centralcity.ai/a/BQkCbe",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Rufibus 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/BQkCbe",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Rufibus",
      "registrations": [
        {
          "agentId": 215353,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c0e72ad0-a186-4f9f-9dcd-9b76088eb0ce/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/BQkCbe",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793753214,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T00:48:54Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Rufibus 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/BQkCbe"
}

What the leaf hashes

{"body":"436c8f607d453bacf0f82426c1efd0a935f9b1dfad2b5e935849c5f9e2f527e8","id":2919822,"kind":"listing","method":"sync.erc8004/1","observed_us":1793753334271558,"prev":null,"subject":"erc8004:5042:215353","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. 0xdf8e7b02be794199dbf03904e9f4ae410a770097a163b2dc645dc8bd5b809fd3
2. 0xd3ce35e2b1440cbb3e0d3e7d88f93229fdb881a72c572ff3076bae2b1b2a2d2c
3. 0xce56325ac08ce67969b862448264bab93ed557dc219cb8c70183cc74109bcdaf
4. 0xefb71241de4c15ef6f4bc34c7d434b699cd0fc44b9b4cfc3dbc3c739309dcd71
5. 0x19846c2e8d34ca53ade27d47468cec75d7a299f528f542d5ebca129a1be39e35
6. 0x1352c1562fa63b3aea3245d78673a201050e39f7ff171ad689223a9ccc2bb27a
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