Evidence row 2255779

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/RMrwuZ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d5af74ba-352f-495c-a9ee-9c9a89254203/.well-known/agent-card.json"
    ]
  ],
  "name": "Possa",
  "owner_address": "0x5cf74360b28ad0e76d8c60416b47128b100e93a3",
  "raw": {
    "agent_id": "126510",
    "agent_uri": "https://centralcity.ai/a/RMrwuZ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Possa 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/RMrwuZ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Possa",
      "registrations": [
        {
          "agentId": 126510,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d5af74ba-352f-495c-a9ee-9c9a89254203/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/RMrwuZ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793647727,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T19:31:54Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Possa 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/RMrwuZ"
}

What the leaf hashes

{"body":"3964f7c0aeed1d29c060cdb20a3995eaff065ca2a01c4fc294f927cd36c32710","id":2255779,"kind":"listing","method":"sync.erc8004/1","observed_us":1793647914292212,"prev":null,"subject":"erc8004:5042:126510","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. 0x8846edec314fb33cd62ac32c9bb4639c6d5271fab606d6bdd9395885f5a8aeec
2. 0xa0e35fe0caddf8b36528d4545eb4cc1b1ff2942b9febb1139810d8f43c9f3df6
3. 0x99c1f1fadb1131534233295f90705d710d0b7598da6b10761cb9d39a4c10be86
4. 0xf84600fdc453673ff51b46fd21864229e72685c9572b9c774d5a3d5a4bc41fd6
5. 0xa5e73cfb1631cdff36bc58d8e80b8d9b2ffed4a26c154b21be140c6d995bc0c2
6. 0xa3ea6f17049f9ada13a903319de8e031f69fbcbf36331d3c7b8bc02a18143507
7. 0x4f9c719d8bea75bebe91c1e5472985c287a347786dc9800225b1dc8091cb8c3f
8. 0x8061ee3fd1e67ab2d123049e1a3bb6745085e5d6c3146a4a2075f7f0290ce57e
9. 0x0b24af924a57918b1c42ea76eda43b0d103c843daa81928b3f1b5baee9ec42db
10. 0x986d338da992854bf3ad8ad50e8c63fd10f877dc5bb71bdf39cd8d6dffb345a4
11. 0xc9ddd9397a09a790432e5bc66a52fdda7d05db98411d2b03e287fee2f371b52d
12. 0xb29458b26be0efcbcc070d6949659b739465d717f9b08a7e55e19441848f2850
13. 0x650762fd3ea664db9c82e9fa57a70645b039ff3d3dda93972e6da6c3b1355d26
14. 0x45296e5ab7be6d8163e528d05039d4c685fc8962fc80b797c1d68574b10b444c
15. 0x510fa2c647d18bb802da12cf41e17d136163e6624e69ed77e15235c4284b69c7
16. 0x5e23ec5954c11a4530aab8c635a72b12bcfeb6fcb03c6cb1a990cc1743424543
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af