Evidence row 3688990

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/RDB0Kz"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/58c14871-3e42-485c-801f-7e3eceacb0d0/.well-known/agent-card.json"
    ]
  ],
  "name": "Maassias",
  "owner_address": "0x5bbbea4f3f01f767db7d771b7e9048911fc2ff03",
  "raw": {
    "agent_id": "376564",
    "agent_uri": "https://centralcity.ai/a/RDB0Kz",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maassias 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/RDB0Kz",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maassias",
      "registrations": [
        {
          "agentId": 376564,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/58c14871-3e42-485c-801f-7e3eceacb0d0/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/RDB0Kz",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793944482,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-06T05:58:52Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maassias 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/RDB0Kz"
}

What the leaf hashes

{"body":"17dd4d4bad55fa274534fae444fee00ea6cfe869b69b3bd862e7608734033345","id":3688990,"kind":"listing","method":"sync.erc8004/1","observed_us":1793944732133180,"prev":3688749,"subject":"erc8004:5042:376564","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0x6bbf1aa7ce2b5d598f8f3976fcef8507d84b8a6660ae3591dfa3b0c2d4d3ff3c
2. 0x7409348c4f23a8159ca7dde25841ce9645328b62664d33d7a8d9fc953024b35d
3. 0x77fcd23f749ca71e4a88fe1ca28a6012c939da4e7fd2066f41f5606eeb6d4389
4. 0xdabdb719ddc5c5478b754655cae0b6c463dce6b07d155c9fd35b57b2353385df
5. 0xb690a78e956991c429aa3fc1dbd9211e28c50f428f13d853ce8dbf1574c311ff
6. 0xf919421e7fbba82da0e19f30b229d726bcdfdfeb23f994fe827b036512522e06
7. 0xc8a278c2713a6b5f620ad55d8dc1330d32fca833c9dd0c49f3b25fc14b9c1894
8. 0xb6a4fc8750ee767c3a562015ceca719ef4ffe2fb0a634b4402af7006d2494912
9. 0xed356e0eae32ae69be3115e7c52f28d5004ff7026562d84275df2bd3c96700bc
10. 0xf8c9c481f742bf895796437f6663cf88ed2c9f2262cce04fdaace23b0d3b7742
11. 0x6217b992e19da097f22efef5444661cd9bd4560b7c047c4d46668abe903cb5da
12. 0x6b764c740a83c3b854c92726ad39c7f4a16d7b30dbd145be057bb95e4eac424f
13. 0x27ed48df83ffac45b69f9cdcea1514e68a511253ebd2c8d528a8d6aba9ea782c
14. 0xe02e716313f6c894f9aba6c60b7f4604a748d028c5f11750f11cfb94f52a57bc
15. 0xf2bc30db87e2aa2afe08f16c1943f967ac74b2e32364ad0b7cb45d2ffee7e447
16. 0x7a2e5c8104eb5015bfa08d52a9278aa0b4da48bd2fb98690cc2d1c225b5dc691
17. 0x4a618d78b1cebba8beec4ef22aaac9187dcdfb39064e0be537ca2600abb90740
18. 0x119743aadcddb571b28b442b62196d4a0afc4e1c9979c2d477d34fcc9413deaf
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1