Evidence row 2491552

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/7dQe5o"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f66b3cb4-7ae2-4600-af0c-b5027335747c/.well-known/agent-card.json"
    ]
  ],
  "name": "Kossisto",
  "owner_address": "0x020b10dce3d1c917cd136eacafe28e6e9a449e80",
  "raw": {
    "agent_id": "145415",
    "agent_uri": "https://centralcity.ai/a/7dQe5o",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kossisto 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/7dQe5o",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kossisto",
      "registrations": [
        {
          "agentId": 145415,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f66b3cb4-7ae2-4600-af0c-b5027335747c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/7dQe5o",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793666525,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T00:42:54Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kossisto 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/7dQe5o"
}

What the leaf hashes

{"body":"fe37ff6d11cf1fe8f27ae0914983f9d28bd4c0dbe47095e72cb0967b30373127","id":2491552,"kind":"listing","method":"sync.erc8004/1","observed_us":1793666574729590,"prev":2491083,"subject":"erc8004:5042:145415","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. 0x51b339d26870eda1b1286071ed398274c39b44992da47e8215f130bea3195620
2. 0x6c7db10c3fc0d7a78f2da38e5dc09f6d4171b6a100d79ee99aa22af9a719b125
3. 0xc019aedef7bad601f4e9803d3167debe332d917806eb3f40c39be8364a595b59
4. 0x5045750a51fa5860c2e22783ece6f7ce27aea2d466dcdee685957518b8dd1c4c
5. 0xaa168f9fd3be45f3fbff26c43ab28316e8c9ea89e07f1a6fa416c0e77b04e752
6. 0x05964065476261b8ee97ce474c2fc51541c0da736f3301c1b8cf57dd82657a92
7. 0x82fe25f5a1d6e3409741e56d486586085de10da942a0680ab1db77b636846090
8. 0xe42d65ceca5912b3e5fdeb8cf030e5b6b937d48dba6ea6e92f687eb48a8ee4b5
9. 0xb8dcc1d0780c2dac62d0e5ba76f820e5594aafb8a58f9bc264ac381676b495ac
10. 0x7355d88ad354a2c186cb47d47053222ca4690fcb4683cf302df99f9996074187
11. 0x9929819be4980e56cbda3548174a93e82de6e9003dfe5712a2165523b73297c1
12. 0xb0d22baad9934ebb5593025582104ddbdf0a07b01c5a78fbf57111b91a81323d
13. 0xda890c866fee416acf3ff2be58beb7a0c492529b5dfac161cafa4d4b110f5f9b
14. 0x4b9907277e91efb1f7d9761806af6ae068cc26782473322e3d536248ba73fc2e
15. 0xda5db54125314643afd2553cc06bcc66d4fe0ce60c8998f4ce0b19c465813b51
16. 0xd3872af0d8c282b0d088e008b24701ec7576ad8e40ceab245546a2e300818868
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7