Evidence row 1840974

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/9Go8YH"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ce567b70-4d7c-496e-bfec-21b630613d02/.well-known/agent-card.json"
    ]
  ],
  "name": "Klumpo",
  "owner_address": "0xdf889c93d36878031007ca98b832286f50129934",
  "raw": {
    "agent_id": "35264",
    "agent_uri": "https://centralcity.ai/a/9Go8YH",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Klumpo 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/9Go8YH",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Klumpo",
      "registrations": [
        {
          "agentId": 35264,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ce567b70-4d7c-496e-bfec-21b630613d02/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/9Go8YH",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793573528,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T22:57:33Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Klumpo 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/9Go8YH"
}

What the leaf hashes

{"body":"638d642490c892c115b6d7088c265555b598aa22c61edf308e006e3c0733657d","id":1840974,"kind":"listing","method":"sync.erc8004/1","observed_us":1793573853417428,"prev":null,"subject":"erc8004:5042:35264","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. 0x3151ce93f52cecf911f8ecbfa6963543866329061c465843069488fde744f864
2. 0x92d932f986d0b39818801a4f670d564921692bd90387f1213f1c49937ef9054f
3. 0x2b75ea539d67ea741f8cb1ded7345eb9b15d4f5abf35d9266973834d8b034d04
4. 0x1b803d93d4d1224db02c69c9076459c91832e9034d13990133c07325dbaf9462
5. 0x721fa49b75445d0280452fc202ce684259132b8a6a5b634d8ebc359ec4bbb26e
6. 0xb7a386b25c8faa33d509f00c080878d72bed9a3c6866d6b3609ecaf64ae6324d
7. 0x145047826b9477d5ed04244ce16d13a043cc5bbbf9e1e18e76db156f4fc5feb5
8. 0x87b0473d2bc3c1d97da2c1de05b03c8011986b83db57d5ff7b5472012e7b6041
9. 0xb0d14a3360f364deec8257068815aeda0f9cbb9b58cfb48cfeb9819614a2fe93
10. 0x9463db4d4655a374bbe16faa7c3e26c031a3c36786abfce7db2725c5ae4749e9
11. 0x578b0d34488dafff96bd4dd178c9e02745913bae6f31dbbc639592b0e8c817a5
12. 0x099087dc7fd6ec5a9024ef0581bebaa3e7a2663361b34456018c7e26cacdc019
13. 0xc392c192bf0854a262ff9bab5c87785855c8eadc29dc2a6a018670b7fb0b5d3b
14. 0x770f20a6b76206ceacb50b86f521e555bd27a1f27e7156c64591601c5b119595
15. 0x80b1e578d986f759ca01ea02c7a922e757a26a65318f9844ac72c5c1d4fe339e
16. 0xa856ad79e6f29a2b5516257f0d4817172cca11251fe2e7e8f3911b105fe2b622
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90