Evidence row 2276209

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Aa7GBx"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9a4350c9-aa36-4838-a80e-c0fef4406808/.well-known/agent-card.json"
    ]
  ],
  "name": "Riarkus",
  "owner_address": "0x8fd3768ad138a976e2fdbd5eb2c10b15f18809d6",
  "raw": {
    "agent_id": "131452",
    "agent_uri": "https://centralcity.ai/a/Aa7GBx",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Riarkus 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/Aa7GBx",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Riarkus",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9a4350c9-aa36-4838-a80e-c0fef4406808/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Aa7GBx",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T20:42:36Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Riarkus 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/Aa7GBx"
}

What the leaf hashes

{"body":"7a9613c121f500c263f52187eb285e3d179491904e1c8d64c89ab7abf55fd811","id":2276209,"kind":"listing","method":"sync.erc8004/1","observed_us":1793652156685799,"prev":null,"subject":"erc8004:5042:131452","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xa04283840aac5846d909a3ec1747dc41a5f11e54ab14ba2367a48d4afd4f5f4e
2. 0xd132bdf2270b2f89ea74b7e3f5006427ff04bc928f5ec50e926f3df92a23848d
3. 0x798fe4e646bb9e2e767436e5b624947718f9f24e3697e5351f88c85aea326a49
4. 0xbf74ee854fbd849b23738b87a06f4528b4e03190803bc8b95bbfda60e30dc0b7
5. 0xe4a53d5ca435d1ad99e492e89de86e006446e9bac07f04157f60997d2ad07cb2
6. 0xadd193dc0c9951657a38ce009de64ce0f78ef983054fdcd3c210058f37dc709a
7. 0x60da20a2eb9a98b0f229db86fddd9a8fa5ba653518532a6ef4cf97d344936dea
8. 0x01f415b54f9d7a0492cb204ca44eb4205decd2b2993dbf6f424a0a5c855fb649
9. 0x2aca1a0b4e7f483e21641bc799448aa91ffe361aa4d627d00311391ee08aea23
10. 0xd273800431c5472d6c9dd5bee74fc34f76604437b05aeae2d469beb647735787
11. 0xfbec5b4845499ccf2d3a57695e30a46b01d34366aab18afc73285cbc321bd08a
12. 0xc7ff2516151ce4262a575ce2e228e9c674806720a6f837e7c4b223a7c393c916
13. 0x0503999a04120486c11b5e359e441fd5221b6b3e14bbdcfd7b1b4e8cbc5077ce
14. 0x44d08992eb52b7db0b3504ba234d634742d61c21889da1eb00242ce07e97334b
15. 0x7abf7290721a0b95be706db03c09de9df65bcba8e18ffe4616da43d9c31d6b0a
16. 0x7731256c7406f95d30aabe3bbcb574b72535b9c28e8eb3db363210761a28a6b9
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af