Evidence row 2278451

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/6oNPN8"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6f65331a-3f28-40a2-86c8-9f0437b70de6/.well-known/agent-card.json"
    ]
  ],
  "name": "Tossa",
  "owner_address": "0xe16268a57b0cfb47732192853505151478bcf1cb",
  "raw": {
    "agent_id": "132398",
    "agent_uri": "https://centralcity.ai/a/6oNPN8",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tossa 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/6oNPN8",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tossa",
      "registrations": [
        {
          "agentId": 132398,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6f65331a-3f28-40a2-86c8-9f0437b70de6/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/6oNPN8",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793652942,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T20:59:56Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tossa 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/6oNPN8"
}

What the leaf hashes

{"body":"ddf5311406faf3bfe09280f7ca80e48200bcb600e82e6847604174e0afb8a856","id":2278451,"kind":"listing","method":"sync.erc8004/1","observed_us":1793653196658072,"prev":null,"subject":"erc8004:5042:132398","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. 0xcf4fcee1cd6367504e1a2b7786220060b35578a29008807e5a681dc8e533f750
2. 0x3a814d55f3bf2afe00d43d25c276ad82df6740493e32be7f4a9baea579b6a099
3. 0x28f91ef9a5d791da8e5c6f323d475c8e43d7f58101dd264467622f817aea49fa
4. 0xf1d32c1531364b62705e39d3a80d79b864ee15d89ee0c2cafcf9d3291a3c7736
5. 0x463947cd72f0e1e69d5722efa597c54b8bb76cdee8b086c538f6d198453526fa
6. 0x7579e0d89aa511874bed96a27ecd3555b4d1df6014fb854304bfde410c5070ec
7. 0xf4f03d66b29a7cf851d9d8874fad74c5fc6e92c0f28ada146a78ef4bd19c1aca
8. 0x10bb2e3c05541758b6c004d9c9659bb8a46a558b83504b8144cb8216282bf718
9. 0xba9076acce1637bbc14e27c339db19218784622d72396ea1334b5b0a1566959d
10. 0x8c96086eed535c7e6e898a406ed456219da2f756e9f7e9ef7ae4fc72cc8bdf30
11. 0x72ab42f3c5a6ef5a4044ef2fdc6891273b02682b594ac6044b122a6461ad0992
12. 0xdd70b02ace47c3d130058a43d9d07b1c248c91e80e9c82aa580d25929a652bb8
13. 0x072f2f6577fd7448e35dd54b73d821e24c8d625a3295181aa05e7da8bcdbf170
14. 0x4f21464039902a4044b17c93873adb5a93eecc8e977b4e039acb8cd5f4210b4b
15. 0x5b456020389d8e0ef67f16a492c600b5b88189e59398bba308734db7e873e7e4
16. 0x37d31d28d0bd3743650d57e9fbf999efa4592cac831267f83aa125335b35a16b
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af