Evidence row 2028483

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/T5PZHO"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/29bb94c5-3927-4f55-a6df-37f19c9b2eea/.well-known/agent-card.json"
    ]
  ],
  "name": "Viavisto",
  "owner_address": "0x5cc0128a2c3987615228ca5d72be87c805b5ea1b",
  "raw": {
    "agent_id": "47197",
    "agent_uri": "https://centralcity.ai/a/T5PZHO",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Viavisto 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/T5PZHO",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Viavisto",
      "registrations": [
        {
          "agentId": 47197,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/29bb94c5-3927-4f55-a6df-37f19c9b2eea/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/T5PZHO",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793583188,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T01:33:39Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Viavisto 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/T5PZHO"
}

What the leaf hashes

{"body":"4607ea7581922ccee62bae0b322af7e42cf9ea50ec30d1e0209831959a1b9f0d","id":2028483,"kind":"listing","method":"sync.erc8004/1","observed_us":1793583219078751,"prev":null,"subject":"erc8004:5042:47197","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. 0xf3a601485d99c634021fe883e5e15c339ea99c8e0cb2ccc856d3f48a20e63cd0
2. 0xdc8d804fe49c9c8742caa71e7a63cea73cd151adbaecc7f90c8b30840836e985
3. 0x8cc8006f8b360b0b2d3d4c0b5dfc207f3cfae3d0a5ffe0f482696959d959cffc
4. 0x2658494caa79a01b868d1290bd5d1493e9a1e8482c4eb61e5b4eae50e9fda8e5
5. 0xdccca725365ad5d6a613f91ed76f97572179e1ee89306443e93101c3a6ba6f26
6. 0xca475e76eb7af61f1560fd19cae423d6e9d7bc78ed894e1575d0117fc1a2b6f4
7. 0x5623af1a4e76ef561b181d090c15e01d4c216610ffd85b533301ae029a2638cc
8. 0xf4a4ec0c2529564c2073b77c57f5c0e71f281ac901fc9ea7b79d2b719b2f44cf
9. 0x012b07647242ddf24b8bdba167566ee221c3abcd339804524f6fffc113af345d
10. 0x0a557891a1982e0f55ad17c613522bc0470d95e7796b993612de553e63fd34bd
11. 0x5d6026ba393cb8266548fbb73fefba46f2fc6cab1f8647fd968a4f3c31f5815f
12. 0x442150e0ad6b72c50ea02dcf5f010eb2ee6de0816082911680c9e7b96cd0e745
13. 0xc3d58dcd2229e8124095a5a08b6547a8aab4e18490d7243750c0deb944765dc5
14. 0xfa8b123f46e2c0606637c2fc0bef7815e7e004938cca6b86fafd908901f0b35f
15. 0xde6a8fd6590b70565baa6078cbc8add8d94950fe959ebaf8c3716adcdbd78aa8
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af