Evidence row 1842477

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/m8n007"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/fafce31f-4be8-41a2-bb22-ee892b032485/.well-known/agent-card.json"
    ]
  ],
  "name": "Grekis20",
  "owner_address": "0x246126b9938defadef2c0b449fab178e942e8355",
  "raw": {
    "agent_id": "36112",
    "agent_uri": "https://centralcity.ai/a/m8n007",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grekis20 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/m8n007",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grekis20",
      "registrations": [
        {
          "agentId": 36112,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/fafce31f-4be8-41a2-bb22-ee892b032485/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/m8n007",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793574225,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T23:08:55Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grekis20 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/m8n007"
}

What the leaf hashes

{"body":"96a65b9c2f5d635ebe166a1279cc7fad3642902737c8ee362a75b09e09d4b38a","id":1842477,"kind":"listing","method":"sync.erc8004/1","observed_us":1793574535234087,"prev":null,"subject":"erc8004:5042:36112","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. 0xa37872f01553e0c41e2e840a85ced97b6182be03c62e03540953acc53a6017b8
2. 0x45fce6cd38b8a4495cf2e76f9c0ec3ea83035a9f7057c17290059d3772b2a3fc
3. 0x4a1f1c22990c776a9356c1e34605de433810105f80e628b9e53b09153ea82978
4. 0xff813eb04e293a46cf33e3181854dc21f51b6ea71de49a2054ebfdcaa9e9fad6
5. 0x4cab38c197e2617b9cd284f4c19903bbb46e4b7d902153eae4f4816764f7cc47
6. 0x7442f0e2de5aa541ac3d74dac01f2d7b26ced5252b3aa83c9778ddb876c50bba
7. 0xa98f5b854f567925cc2fce803ee27041b316f0c9077d36615a42d191880cb57b
8. 0x7c9ce0b43baf71bfa9b40e9c6b87703e45ed31d24e5e15a76be3e4c6ca76dda6
9. 0x0c29dd110b5d1681537767793dba7255cecb69b1964bef3286da3cd4d5e4f063
10. 0x8f1cc3ebd0872cd06ae32215e18906feeb1dcd218ab14ae8ba680a45e4ad137d
11. 0x44d823b524dd434325057473f906123e8ae319d52c736d33528ba78c307ec240
12. 0x6b5205bedd7166a29c65accd94d8712bda0788871f706deedb0153b03d169d1b
13. 0x83027c0ec1e982e02eb36b0853f91c562f016c08ec6b3d360763c1a90f4a9cea
14. 0x699b83b189435f7ea2dc2d6d4f13262932214c0f9293f3ad20a20f7633995f1b
15. 0x4a900ec4cce00639b2e45adc5a7ba556793a171aadb927fa15d539147429570d
16. 0xc2b1c84ef3531511a3d8d9db5ff9eeca2725a3782e7f9c4ac87fc0f1588349fa
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90