Evidence row 2491709

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/h5RoMN"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b40a91ff-af72-4455-87ae-f68554608196/.well-known/agent-card.json"
    ]
  ],
  "name": "Grisano",
  "owner_address": "0x14cb878da389cba3d8ebafdf156583aa322900ef",
  "raw": {
    "agent_id": "145577",
    "agent_uri": "https://centralcity.ai/a/h5RoMN",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grisano is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/h5RoMN",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grisano",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b40a91ff-af72-4455-87ae-f68554608196/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/h5RoMN",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T00:42:55Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grisano is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/h5RoMN"
}

What the leaf hashes

{"body":"f1ec72b56ff14f81e58ccb315d223d5dd75f145a5a9ccb4d3ab41fe71a01d74b","id":2491709,"kind":"listing","method":"sync.erc8004/1","observed_us":1793666575622122,"prev":null,"subject":"erc8004:5042:145577","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. 0x8c1271858bb70ffcca805369c8f6bf891c595c61c30a9e2a05abd0087c7c0fab
2. 0x8211a2cecc7d8ce1c3559f9c4604556e3eedd4944e900da63b8704cc6d55dd2f
3. 0xef7d073addbb5eeff19f5a4467d690d963a1d1ae5239ede6892709936529f7c2
4. 0xdf8588a3ad9c630d8a148192760218f51debe99130dcefe9a293cbe14e1664d4
5. 0x7ffd767196637769000883ed6c134a824611a1eeea24465b99ed37590e5fa3c6
6. 0x70f5e9357d3f2bbf41ca3de0d71358f0426aca68b88ac107b2cb7ca4c2231714
7. 0x578f0274a0d4467269322d07cf9670ae15307df59cbe549950fc48a16fc2796f
8. 0xde8fcd7af31001a57bd1ecce807d8337f71ecc90e063a2a7c881e6d1c71c67c1
9. 0x26521102c9fa327b6601c426b730c0b9cb62095ad19e0d870dd6720d43a6eb98
10. 0x4a3abd543e044e4d00b9e989c7723dc255ff10251b088c9fe28053d875fe13f9
11. 0x87d4a7cbf16c219441a7dff2d0bf38dfc3c2a1d487f84560d927b2335c9c29b1
12. 0x032099bcd0f2e4ba1f4474e1f789acb4d9a0a16bf794d5984d460f0ea19feff8
13. 0x05ef25f19a0f0e984b1511fd0bd89a082ccf01e7fe1dba1de7f08e7bab019d31
14. 0xaff11aa970c81dfc542d7f358866d8f7815e0e193eb66f9d52b94183bf812c8d
15. 0xb5ab3a67e92dbd6d8eb3ea95dd8fba5b750735344b87d689cb50ea92ccaeea56
16. 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7