Evidence row 2618390

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/RUeifn"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/61c4b024-c7bd-4858-8182-d901fe44178e/.well-known/agent-card.json"
    ]
  ],
  "name": "Brefis",
  "owner_address": "0x7d4165cca2b1e4b5cb9b4c54cb3f59d8d74a5f9c",
  "raw": {
    "agent_id": "196719",
    "agent_uri": "https://centralcity.ai/a/RUeifn",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brefis 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/RUeifn",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brefis",
      "registrations": [
        {
          "agentId": 196719,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/61c4b024-c7bd-4858-8182-d901fe44178e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/RUeifn",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793727172,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T17:35:05Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brefis 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/RUeifn"
}

What the leaf hashes

{"body":"e40e1542e77e1008df67872db5463f29551ce2fc0b1a76afacd935b09fed41de","id":2618390,"kind":"listing","method":"sync.erc8004/1","observed_us":1793727305416555,"prev":2618135,"subject":"erc8004:5042:196719","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x61f9267c3e9d1824cd5be7b0580df88491621a0c45ae7a640486076e1001fafe
2. 0x8d722d3e1e5dd95515fda9671b9c61b188cb48264c8074f2e4dec340f8b35a72
3. 0xb8aeffc9a5de8377fd14f813aecbe305b438f433b3c57939547634fec4f6f8a6
4. 0x292dd71b71a437b55ed245ba08b5e35f41d3682d89e71a0a91c61e2e401d0e54
5. 0xbb55c96c27e5137d01c72f5855c06647a78bcf3383df0e76742fa8b796386829
6. 0xf16178d75f0b15fda4efa6cd8911ba98086d6e50e67b276ad03ce7d156064342
7. 0xcd6708fc307ba6fe10ce421d8f084133197e82bac15bb7971056e1da3d59d3d2
8. 0x387c9f2b2e1965c9fabb37a6a5cd84d6911fa0ae4d49eea43a3de2c2c8be9b7e
9. 0x09b5b3a1d7ad79423f3fb305ee3c78e21360127f5a9084112c84e8455d8c1c3c
10. 0xf591e2db3af5f9a35bdbaa37b94322f87156a4c2e584d56e1d7d332e0899a911
11. 0x478b12f7910cfd5ff309ae9c4f212c7de30f8184a5d449fbdc04afc8466adb61
12. 0x4e9abf4af955929c2b49b63a935ba94148e6b85362e01d45e1b6ff1c9c191985
13. 0x19e66cf94d3d2787fc459ee19c722a1b183024b2f719029ae6a0881eaa5dc8ed
14. 0xbf320f90cfe280db011085f74bddf4edc26cb0f41eedc38b0fa8b8f679ad0b5b
15. 0x335134861d623e850e919233efd5afeff49bc2ffa02948458dea325cdabfc928
16. 0xd3872af0d8c282b0d088e008b24701ec7576ad8e40ceab245546a2e300818868
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7