Evidence row 2567889

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/nHz47X"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/aff8bb3d-fd4f-4e35-9d50-c6b8877268cc/.well-known/agent-card.json"
    ]
  ],
  "name": "Vasta",
  "owner_address": "0x638c350c62414a7fac8bc2c2e2035a43510663db",
  "raw": {
    "agent_id": "177233",
    "agent_uri": "https://centralcity.ai/a/nHz47X",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Vasta 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/nHz47X",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Vasta",
      "registrations": [
        {
          "agentId": 177233,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/aff8bb3d-fd4f-4e35-9d50-c6b8877268cc/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/nHz47X",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793702916,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T10:50:05Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Vasta 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/nHz47X"
}

What the leaf hashes

{"body":"f6fcc9c5a7e0577e4d6b165b174cd93f0bc57e9ba71a1b31a22a0b6a15a93669","id":2567889,"kind":"listing","method":"sync.erc8004/1","observed_us":1793703005762075,"prev":2567673,"subject":"erc8004:5042:177233","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. 0xc85c85bf3e1e3fcf83f26805a68ef3166a75bcd7e2b460aee9a4669af1fd19f9
2. 0xc573c364ce154ab195694e4288bfb22a23f67cffb2723a48da3421c89e86d53a
3. 0xd3a3a9befefe714d9bd9e69f49fd04c15f1b9138dde74eedf0a3dac919b111d1
4. 0x7fda79b791a1c135bfb6d02dbf2e2bad0656d1b419a592c53f3a792c887d30cc
5. 0xebf6409d62375cf735202d03f8b452bd3ad7e314215b14da10195f4e19b17879
6. 0x3eb2b9f81fd4d32bf7e90b926cd9f774f9d48153faf1055ea9a457c504016721
7. 0xa79ea2d3cf1a62648cb9dc21145401c71c3d0e4a4d7a150fc9dc2ae314b9f824
8. 0xec83ad44415d81ef0807194c6edd597a4196e8b43582cf2a5022dff5f9601e51
9. 0xf84ef02fe7c3197c89cc6bc400fe6f7a423755477df6035eac45d469974fd45d
10. 0x99e5b7a86d341ba59cfe4a442ab127eac8389e4fa8cbfbc5c2cc832a421e5c73
11. 0x6e3717d309d1641814c02841cb78c7fd7ee7fdfb0edbd50cbfa28610e909bf9e
12. 0x16dd40045e8f0cab53aa8d3c2d131ce041b4b36e5efa3f4a730eb95415d4754f
13. 0xe7d1bc5a19c72da3374cf6c5d9af49dad33e112742ba8c06c04d858a1df1fc15
14. 0xad3757a4386398bde7b5dfd7d1ed0d8391a8487b9cbded422b75d61d77ec3baf
15. 0x20b1beb78a0f066bfa1ffbab05695dfb2940fd2df005cdcab3ae2e82d26c01a9
16. 0x59b3a6fae1c920f45b1445649e93c8c7d68f3f69789b0df88522cdb15a28590b
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7