Evidence row 2617578

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/2Vorfv"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/5598f8e1-fb4b-46bf-bea3-dad1cdc3e069/.well-known/agent-card.json"
    ]
  ],
  "name": "Marka",
  "owner_address": "0xc2faf556285938796631274e68e85ff39558939c",
  "raw": {
    "agent_id": "196413",
    "agent_uri": "https://centralcity.ai/a/2Vorfv",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Marka 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/2Vorfv",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Marka",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/5598f8e1-fb4b-46bf-bea3-dad1cdc3e069/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/2Vorfv",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T17:24:04Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Marka 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/2Vorfv"
}

What the leaf hashes

{"body":"e1d5b1d883285685fd255c027368e9aa6bb02d2279ee8ec59c1214cc74b34274","id":2617578,"kind":"listing","method":"sync.erc8004/1","observed_us":1793726644491102,"prev":null,"subject":"erc8004:5042:196413","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. 0x78d7afe8001b9a69353f07891eb983ee2129d0efe35c18d3cfd1da27fc7509c8
2. 0x893ff27142ea0ea3928dffad6a9b6a025e88e313e6e8115bf30556763aee318c
3. 0xa9a86e2f4b14be1c454a2caf83ab5e9b2ccae3c77c7df7a248b5507e1d6a4890
4. 0xc8de8e10718c29f999ba0404a5df599b99aa449134b9a3e0b0c8a6a46bb6f013
5. 0xa6e36a9e4cce156fadfdf1f3f2bd6738251fa4f755f46d1a4041ce637855fc97
6. 0x036f1c0909b08f43895f95bc5bdd2ff5fbd5f5497f09fb98d64bb846fc20e401
7. 0x199385dbd8375e99c7ae6010d3055881b77e4f876b875d2e109ec4d64c5a8209
8. 0x461f4611ac9d25c11d06a3a854676d56b8a8d11edcf49ff30c15e47f916462bf
9. 0x0955d0a4df178096f9dabcc08dbd04e76b98de210585386602f39f4280056910
10. 0xcb201c729ec8eb19c45b73798b1548bdcb9bbd89e06c6b9f24d519adc25acb1d
11. 0xe26e3aad28bbd271249f1402d89eaebe5e75bb7a33f3d68b4ef5ca5bad0163df
12. 0x3fa57566e096ea59590ce0052f286b064180b4c543d9b402bdbeb4136e0fe8a9
13. 0x5298391d265ab9f80c949e86e9bd5b637fedf3347217f0b74126011e53908e9f
14. 0x6fb225dda71b00192a48c85a4e8ab2a5f155e0c847774dbc1bfddf59a34912c3
15. 0x273fa0d1dba912fbac313286feadbb113b263290d047849b0ea460936942f2af
16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7