Evidence row 2061220

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/hjzhvN"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e183ebd6-f5fd-4d4e-83df-d2f69aed4bdf/.well-known/agent-card.json"
    ]
  ],
  "name": "Brostan4",
  "owner_address": "0x1b8ec2556d0b0c2b81f27ad0a4762573d8878194",
  "raw": {
    "agent_id": "62429",
    "agent_uri": "https://centralcity.ai/a/hjzhvN",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brostan4 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/hjzhvN",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brostan4",
      "registrations": [
        {
          "agentId": 62429,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e183ebd6-f5fd-4d4e-83df-d2f69aed4bdf/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/hjzhvN",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793595435,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T05:02:42Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brostan4 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/hjzhvN"
}

What the leaf hashes

{"body":"4d29cced15aae977c86c7e44867cf0d69f2c4ed7291431f89716bf072e8efa8d","id":2061220,"kind":"listing","method":"sync.erc8004/1","observed_us":1793595762308273,"prev":2060583,"subject":"erc8004:5042:62429","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. 0x8174f13190e5db8c6bb0abce564e2ad1ae4be1656f5ce38ce7892ffb6d4022e8
2. 0x43da3765288b18069297426e45741965b9a43c973582ce476f6c18e74602a0f6
3. 0x67f8f6bdbe3e3831ab8d1edf4264d13db23a9d5528d9aacbcd06d4bf4ecdb751
4. 0x2e0a0ebadc5a2030730a0dc5bed2dffe811929900f270946bdaaa3a25810187b
5. 0x9d9986cae99708d1a275ca1bf572d30159edf85ca69a5fd6186e1d9912606c20
6. 0x40cebdde6b3225822b84a0ecf081ee5889e0295d5f68e7e6dbbf883d0cf8f5e4
7. 0xae9aa02954b71c2e5e5b0068ebcc05386b9ed822a1e34c3f99df9dd4827f6efd
8. 0xce8f4d56807fcc21610e832c1e90ed02d62eb955e53fbfe9669bc6d22284e76a
9. 0xd79db116d143c2c03cd3c5b994f898762224549aac1dca45306e0c088a9008ea
10. 0x78564b929890f3703943e407a2bd5f31ba373d5465feb0bed1d76eb36747a222
11. 0xe00cb3e4c90b6dc84033ecbd887dfee3d2cd9c6682accc0ca34f329e01ac64da
12. 0x71305c272656503414016b5f13ff8cba828a7f92b6aa86f744081781398d24d1
13. 0x6a06852e71057f53bcc6c658511dcfcda03ac93f8dd86e79a4db42c8e85677b9
14. 0x5d40473873ebe898bcca4e49df524bf4345695f06abe3579f4bdb7b306b863f8
15. 0x46991481c678139203ebc3c532867ce1643c09ddc33966c4fb48bb7f033ab22f
16. 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af