Evidence row 1817036

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/xRHDYm"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/dbff1c49-c1f8-4c49-987f-a84b913b0632/.well-known/agent-card.json"
    ]
  ],
  "name": "Masis",
  "owner_address": "0x78eb83740cb94f73c5350f99415b5afdd862f80f",
  "raw": {
    "agent_id": "20744",
    "agent_uri": "https://centralcity.ai/a/xRHDYm",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Masis 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/xRHDYm",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Masis",
      "registrations": [
        {
          "agentId": 20744,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/dbff1c49-c1f8-4c49-987f-a84b913b0632/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/xRHDYm",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793561676,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T19:38:38Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Masis 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/xRHDYm"
}

What the leaf hashes

{"body":"f0922b15e777e0901d5477bd0ac879340f3891c7b8622bab33048140525dfd5b","id":1817036,"kind":"listing","method":"sync.erc8004/1","observed_us":1793561918744269,"prev":null,"subject":"erc8004:5042:20744","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x7463a384c23da275249a1aac8dca280158d6a146c93beb2b88a8ba6d9eed02cf
2. 0x79be73bc19f789fa6791f45950379685f9b12c10f0b5f266e1a7e4426ac29c25
3. 0x3e9e1be5826cd6caef98799a48c91f0b79342e3ca9883e418e38e4fde72b8a4c
4. 0x4e93550ac648216c02cd33ade26bf3fd993e41cc1d5c28bef4e787a9e60f855e
5. 0x68a2fd17fa9647220f9a1a4f72c27e544bb9abccce1d086138eb0509d40cee93
6. 0x6a433bf4356a45a09c44dc48b73b1cab8d34fd1790fa8bd34316b734d132b30f
7. 0xf13110a3dde4b872789ad37dd5449213a38a7def0d5512379c6e5a08d35a9955
8. 0x7bd1fe9f10493f4e75abb6f700ddafc2481b06fdc7e7457dd12e36ead72469a4
9. 0x93ccf1d2cd0a5dd423777ee447bd6bdc58815bb7a6b072e421aa5da291e32312
10. 0xa4251a85522bb69fd0aff5c2f158e1aba1c811fa11d2f622ddaf3625b9c54dd4
11. 0x40ff5a30dbd31b23a88ae67f280f9cd632abb009b0ecc6991f8d561abcca4fca
12. 0x7db75c7aace077c417d768719a6bf43b859889f737d52a7a24f768c32a757f76
13. 0xeed7e951b5e4701a6d9e1ccb44369bdaeb14efaf3655042a73f8487da4230bf1
14. 0x3c3408392402b125bd2c2cfb11c655ba3e5ef4f456caee26d4ee38a093e93c53
15. 0x614dbc600bca0766e288d2a5ebb7709ac565230ac6acdc88a5e4a7a5ff53c58e
16. 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90