Evidence row 2150192

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/RSqibc"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/585cc4aa-4823-4250-9733-1f6d5c1fa891/.well-known/agent-card.json"
    ]
  ],
  "name": "Grandano",
  "owner_address": "0x7b06cd232dc8c0d7fed2fb8c18d9d54d8db7e0e7",
  "raw": {
    "agent_id": "100988",
    "agent_uri": "https://centralcity.ai/a/RSqibc",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grandano 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/RSqibc",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grandano",
      "registrations": [
        {
          "agentId": 100988,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/585cc4aa-4823-4250-9733-1f6d5c1fa891/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/RSqibc",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793627726,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T13:57:20Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grandano 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/RSqibc"
}

What the leaf hashes

{"body":"2d4221561e2a56165a43d201478d58f8b536c7c99085b6fdcbb92a007439de42","id":2150192,"kind":"listing","method":"sync.erc8004/1","observed_us":1793627840732355,"prev":null,"subject":"erc8004:5042:100988","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. 0xd7f2cf87eab23d7d05eb4890e7e76d93ffe5488fe8ce1204a52f08f4336aaacc
2. 0x5ea76be2fa31b183181fc64501d04444541734699ce440beb4250f88ddcc6627
3. 0x8e5202b1b4a9d97898888e6241b85b9bf9bd0485581551aaf86368d2cbdbf082
4. 0xb48ef0c360bb49672a80cf1d61682df96891a9e0a32bd9e08d870355912e118e
5. 0xb445e7d98534eebba76c2998b5ec917469c4310bbde473e2353780026a351946
6. 0xb66eb1d48877f6aa2df6423845a8669140b978e601d0ef7ecafe159327dbbd3d
7. 0x45732fbe8121ae3710d2db7de812672aa6faffac29a02e445ce7839d9928f53f
8. 0xf0d83ce92cf318e9372ce35fa3e2e3b02ba389e8245b531e0ce11edf420e3a4c
9. 0x9e9143ee286c494354253dd213ea28180cbb541aec1f8cf711d0fe15128e765a
10. 0xb3e973397a7b94ffe640681acd0388b1192c8a7ffbb586a9bd38f629a9d6b61d
11. 0xf279488f675d7a716f1e8d544d099d1896e4ae50ffcd0ece313c67d22ce85a3a
12. 0x0dc21179b244e152a4d9195843aad224b97981b54d9cf0f3d6e5df650ecb513b
13. 0x0a0b06366ac223b57a065057db885c66f1a3225264321b3732529557f57cf2a7
14. 0xc94ac971f2e2765086823b6227f70a7d3fdcf267884d07ae0a3f85c1caf941d2
15. 0xa9134f4ed9cec34e13ba243b6a51db73753dbbb3b48c63bd82b22694813d2b02
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af