Evidence row 1782576

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/h4aPXA"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1e593e97-ec47-43a3-a2b6-17df0ac24a0e/.well-known/agent-card.json"
    ]
  ],
  "name": "Grubert",
  "owner_address": "0x26c562c05658418b4b61e5d325a4eebdfc7f4f9f",
  "raw": {
    "agent_id": "16676",
    "agent_uri": "https://centralcity.ai/a/h4aPXA",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grubert 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/h4aPXA",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grubert",
      "registrations": [
        {
          "agentId": 16676,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1e593e97-ec47-43a3-a2b6-17df0ac24a0e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/h4aPXA",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793556309,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T18:10:26Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grubert 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/h4aPXA"
}

What the leaf hashes

{"body":"afa263644e8553f469db28b089d285a2acb6c08ff36f0df626b672c5d89ca738","id":1782576,"kind":"listing","method":"sync.erc8004/1","observed_us":1793556626306262,"prev":1782352,"subject":"erc8004:5042:16676","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0xd6908a12d3a9d163934d60a4a43764dd4d7f7336ce310f09c49007cfba8c9099
2. 0x321d741dcfd9816613eeac878a5619481133f2a8f06ce98a969a2a4860b6db63
3. 0x641cbad3a110769bd0f1fea3d84f69e6f8850f58e0fa2a4400745fa36815bcc8
4. 0xe7ec584a4c1ece18a543c8b1f3f7899b979a5cb3ac6e6b9a8261045deb75a425
5. 0x281cab002b44cc9889e4b88a2ba4a1d60dafae29b2867d079b5241188a960254
6. 0x7ebf9d20231e98237bc319a278e1ab0b4774d3626f28cdcea8b8fd319113d199
7. 0xfe0f26d4f7d4dfb7d67cafdcd9c200bbe49ac4f47e3e35646c4f0fa0731cfc39
8. 0x035e5b310dbe0cb1fc60f5f5926fca0e3243ef0723e7d420f5782c81d0871c6e
9. 0x4cefddcb3d7787893c519bd5ae77f1970ced29f4d7eb4ce06eb4fdd23ed3fda6
10. 0xde20127c6d9674866615a7e68f6fe58be92ae7796b7b8a0c4cc6b71675314ea1
11. 0xf7bebb612ab4de6c480519349ed19cb3c5d8c9d47f991a86feca2afb9de131b7
12. 0x98dac1cfe9425fdbcd3633f5e6579ac4e4e5b25970d3f12a4bc04b24aaf64697
13. 0x827e8832d4e454afc21199e490166d8c3be13193f254217a3857562757303f01
14. 0x57b5e8b79f831258fde2efa4c7b70cd486ce34b32e7d612a6965c086ed7a75e8
15. 0xd3f5c237675f14686b3a3c2715c6735a96952155107d7b2cb9a44c56420170bd
16. 0xfc183bee85dc11a067fb710c6eb88824b94a516ddbdf2717b839e672a2206a7e
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90