Evidence row 3399531

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/SACzcy"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/994b76b2-1d79-4bb4-8a5d-2fe51a7409f6/.well-known/agent-card.json"
    ]
  ],
  "name": "Possino",
  "owner_address": "0xff533aca115a8fbbbf23d6f7cec33c68c92f10d2",
  "raw": {
    "agent_id": "332299",
    "agent_uri": "https://centralcity.ai/a/SACzcy",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Possino 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/SACzcy",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Possino",
      "registrations": [
        {
          "agentId": 332299,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/994b76b2-1d79-4bb4-8a5d-2fe51a7409f6/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/SACzcy",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793881895,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T12:35:00Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Possino 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/SACzcy"
}

What the leaf hashes

{"body":"d8b9d6b525fbcad13f33f368e7366d7eb59dd46c3da43ce118448a9c91373289","id":3399531,"kind":"listing","method":"sync.erc8004/1","observed_us":1793882100797873,"prev":null,"subject":"erc8004:5042:332299","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0x2ad03f4785e1ccb3932ca15fe0a29bf98ec449008957a5b574e56c71f3e41510
2. 0xf28c07382d4cf66121d128221c20dd8ab7d9f73a3d0cc051daca3931612931ea
3. 0x5e1c45e30e4446bb5d472df22b9145e70da705b0efde5861221baf3aadcc04ca
4. 0xd98e72dc3b87018b3b24c55f953488c73f78a3b9ac9ed20e98fda34c19d868bd
5. 0x75acd4305192340d7c159a4201f542295521f4b833818554764ed237c0577b24
6. 0x7f819066a7816a453b139d96328606f95fd7f08aa58e1a1acc7c5dfbebde80a2
7. 0xe4e6ea51dbf75c0fd15fac9b2f6efccaea7aaf661c6b215df2e60159fa13a38e
8. 0x9730adb25f4b89401edbb90ba33e960689ec3756b45939e44f150cda19fd7f1e
9. 0x51fb081b391552961e6df51b6ca2b83360c592c125233d602f50594abe7bcce6
10. 0x5ae71a09cef78b457edff71688d53424a840668c75b8d8d03c3646190628429b
11. 0x3457bc08698163cb6dfea83a2511604d88f5647f7145d7467eef4bf17a7e9a4c
12. 0x3653809347688d86ae36c4a9b471521e78e7db7b1409d4fb5f86e9d73e3ee256
13. 0x6fbe23cbb012f30cf469d9eab6acaff62ab8ad93598502a3bdbd6f4ee329a80e
14. 0x67e76a5b4517f0cd6d3381baab96eb627df4394492e64e7c2890e01538ee4d79
15. 0x213998878db6a423b0c367a68aba39293f9287b39bf1a80904fa9c6975bba987
16. 0x0009f1567d5c3f52d167d3c95d53c71fb66114fc26e83679b452d6db2f1d0b95
17. 0x0cdf39687556f127f9de2f03ec7df8e10e613bf9487760cbe3eaaaa02d8d48b4
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94