Evidence row 3391894

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/gqSto8"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e995b389-50ad-483d-a054-5e16bee64252/.well-known/agent-card.json"
    ]
  ],
  "name": "Staundet",
  "owner_address": "0xf7bb8baae03dd7371e10ff1fa684cab2653d54e7",
  "raw": {
    "agent_id": "327514",
    "agent_uri": "https://centralcity.ai/a/gqSto8",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Staundet 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/gqSto8",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Staundet",
      "registrations": [
        {
          "agentId": 327514,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e995b389-50ad-483d-a054-5e16bee64252/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/gqSto8",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793879790,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T12:03:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Staundet 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/gqSto8"
}

What the leaf hashes

{"body":"4d4259f3419992deecf3cb6e3ebe32565d8be57d889cf70c44d66b2553162917","id":3391894,"kind":"listing","method":"sync.erc8004/1","observed_us":1793880191210822,"prev":3391496,"subject":"erc8004:5042:327514","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. 0xd5bc92706e12c5cbd89d6d2130b6a33ff7fa1a7c42f7f7f77fd62dc2fece0b62
2. 0x3c58c6f74888899096e441505640a8c72537844803ae1dbf98be52613c14d9ca
3. 0x974d6962999348a178f16bc7629bd0846be4c723f0486a78fdc45a01cc8d7c10
4. 0x268435a6b1140f98407a60df677736dcde5119c154b9c3903fd30947b4dbbf30
5. 0x7c7a2277f2db1981a1126628c45d82ac6ea2ae79537ebaf7dcb262be4c62035f
6. 0x5663c90d353dad4078d68f0b8e57050e83f878f0b7367a1dabe2d9c75f58b966
7. 0xbad2903bc32cadcaac21a008457ee715c750c96eb18b5e31699efc2a7eddf2bd
8. 0x0fa97d0fed303c0cd2489fe6946db63c2d69930360ce436eb061b372dcad99d9
9. 0x906f2a84a9dc52098fd4b3b9867bae1485534d838d8f91d6b44d492ee012a702
10. 0x973403759f894c681089e904771fddde0f0f1b92c876000f5d66f4d06c5d9542
11. 0xaa93909567199f6fdb80604996c12fd935cc1e041185f0467176562b34dc5793
12. 0xb9dc2ba9768d347d8450ac94ca7fa05eefa4b4b7949253813397996bd098b63b
13. 0xc98ea9e7a31315529c80bf8f8a649e06ea1b1b599b9fcf599a46b2653a85c322
14. 0x4c7b7f3f42e860af0292451afd96bceb26eb41ca5c810766a3ab2c07c3919b93
15. 0x84cc0709bdcf43a76bb38852cd824bccc42d1167214eaa0cc6f5136bc9060566
16. 0x706c875c10714e921f12357b889e8f8c61b62dcf68745f3b7e23aa127226e76c
17. 0x595efddb5b196a921c775c54d0aa541065f1802bfefb8bd003a60b16925c4b58

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94