Evidence row 2609998

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/SRTbEV"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/79960730-0433-4ac9-9008-bc45e0b826b3/.well-known/agent-card.json"
    ]
  ],
  "name": "Fonino",
  "owner_address": "0xc2160adbfddbc0b4e1dc4b740e73874b2cfad68d",
  "raw": {
    "agent_id": "193360",
    "agent_uri": "https://centralcity.ai/a/SRTbEV",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fonino 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/SRTbEV",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fonino",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/79960730-0433-4ac9-9008-bc45e0b826b3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/SRTbEV",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T16:16:51Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fonino 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/SRTbEV"
}

What the leaf hashes

{"body":"f7e1f82dc41516d7a8335c419e3161853795875cea33eeb5e501bf596fafba82","id":2609998,"kind":"listing","method":"sync.erc8004/1","observed_us":1793722611891334,"prev":null,"subject":"erc8004:5042:193360","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. 0x8fec0b4ff1c9b8652a78f8b6224fd0639e6f376848ba15acd8668b01aa4950bc
2. 0xdfcc73b3df1db4068b47e8733cca367f76302b8058f13b329a7fce3db62c32c8
3. 0x4a68fb25e4830684da3ed909d434249509aea9133dbbb97e7a7af3ef0d816eec
4. 0x060d1ee4126f374a670a594d2306c5ab6fc37788ca0d1d234444571669b649a7
5. 0xcbf7afbb7d59fba37e51bf147dfa333ddafe8c2a52070bf82dc481d04ab773d6
6. 0x959266bf6ba1b3f44661d31fc75afdd8f6e1055c9296fa30a3a497c205bc61e1
7. 0x32019c3a293c13e2cf48691a09211e22da48641440005151be52c77982e3052f
8. 0x42b15d87cf6744a25c960a18b34305f7528ee6bc25687210f62be6869e0dad52
9. 0xc96563f861c55e31b7f8d60061d883d645aa5cec1f71af26ae0afaf5c7343be0
10. 0xf81f6e149f9a79cf74ea7a424ded3a66bbf9b553ef75d801ec72c55280d75282
11. 0x6bef90c9cccf51c804848194e4a1d7fe81c204273358297f8ccaeea0bc6b6c01
12. 0xd2f2ef99a4ba661f93293ad0148da1386a1afa9e25c573715321776309c2013c
13. 0xeadabd164a90c836de96a615298d69f4b3f10399389106b0c27b6382229154af
14. 0x7f1a60c8109f6f6bf295c743742bf48233a7f558ad73afd2115ffc0eb4e5400f
15. 0xb5ab3a67e92dbd6d8eb3ea95dd8fba5b750735344b87d689cb50ea92ccaeea56
16. 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7