Evidence row 2628097

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/cCp3Mz"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/593f4771-bcc0-40f1-b35f-22d5084a9695/.well-known/agent-card.json"
    ]
  ],
  "name": "Tanteon",
  "owner_address": "0x9f1f78c3f9ae1f12fa08d74e09937e6e23f3f0db",
  "raw": {
    "agent_id": "200779",
    "agent_uri": "https://centralcity.ai/a/cCp3Mz",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tanteon 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/cCp3Mz",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tanteon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/593f4771-bcc0-40f1-b35f-22d5084a9695/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/cCp3Mz",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T19:04:28Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tanteon 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/cCp3Mz"
}

What the leaf hashes

{"body":"b4c82bffc8266dff79c197dbc916fe39c55b8a766d98ca183fa57e49acadf89e","id":2628097,"kind":"listing","method":"sync.erc8004/1","observed_us":1793732668272009,"prev":null,"subject":"erc8004:5042:200779","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. 0x9a7522ecdb8d905533a6816816969c2439dac0caec3b2f15e757b0341f3589e8
2. 0x03ba38116803f202bde73fe8356bbed9f88a912830b52410e5add9bcd4e95975
3. 0xb912d7ec1f04e116d87544f6fb52dd0f2034d9834dda6768c3795d21f6acc7c6
4. 0xa3469c93f3b60219d76ad0369582b48997b2ab4d6ca7a76bce5fce69d01b2573
5. 0x860474517dd6d31d7204b757bc5b44880c68701c3362089ebcade30004ba44d9
6. 0x99ccc1737aad5519eeabbb988a2ce7c9b757aa0ac5c8f796eed01f09298937b4
7. 0xb76e05824f7dfc80020219bcd3557b179c3735677cab18017a818c15ea2e0728
8. 0x0cd27d5e57fb4fed75ec0dbec935e70c9a4a6d36415824d75236c9d34ea78e17
9. 0xff935307e9d45bfe85643a73a7f66ee3afed841cc4acfa321554ff68f56c854e
10. 0xad099fbda1960444c7c7a284b22562c2605445033916dfe21b8263a1abea1b91
11. 0xe201d79f14c2a94a995ae86c2953ada855a743d25a43aeb9df2be32f56ab3b4f
12. 0x01a39cb28b808d85971fcc74d2372f11a8f09a2d041f514d0f30ae5795e97342
13. 0x047541275fbded65ddbf146d04bc8eb09e9b534f8e8c3e57ae4e8bfffd8bcb21
14. 0x7657cb1e96189305f3276517cf3716f7cacdef06e4b876b60d2c0bd8b60fda96
15. 0xbdd3407977f70b26d0af6e874d984fe982a78bf95057b70049009db10e525ebc
16. 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7