Evidence row 2078588

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/OL4NNE"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/477df392-cc0f-4cab-833b-f9f06ae2d88a/.well-known/agent-card.json"
    ]
  ],
  "name": "Riabik",
  "owner_address": "0x33ced66cd88af83246041ac36f2969bf1250b4f9",
  "raw": {
    "agent_id": "70887",
    "agent_uri": "https://centralcity.ai/a/OL4NNE",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Riabik 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/OL4NNE",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Riabik",
      "registrations": [
        {
          "agentId": 70887,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/477df392-cc0f-4cab-833b-f9f06ae2d88a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/OL4NNE",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793602319,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T06:53:22Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Riabik 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/OL4NNE"
}

What the leaf hashes

{"body":"b202267073dee01ea4d204c0c9f958302f9047d621c4a723621b27a2bea0fe43","id":2078588,"kind":"listing","method":"sync.erc8004/1","observed_us":1793602402697697,"prev":null,"subject":"erc8004:5042:70887","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. 0x77fa800b6078f640ecc756c72c148bf3d93897c8deb1beaf0693961ccbd619cd
2. 0xd6b890620571d3344c92c940eb8a017bb2115e258a8ab4eb5d17fdc0b5d6046f
3. 0xbac44c0e79482694ae1ea4ace86aed1b1c204a97e5dee25d3369a9f1f6eea526
4. 0x301e53fa725bfa98ae3449f07831c25c90186c0597bac615d5f2c65967e33d35
5. 0x5a522530a3b916b748f726287af2a2dd1f0134d5f978c530f08c9784015230e3
6. 0xce7d3b114ed019f2c818c20357cf7c4bb4174eb29d4254b30fc2088df21f5e70
7. 0x8b676e7b8c4e0a347c963dbd9d3e3bce271b3435ef86cc526a97c90462c5da76
8. 0x0a7c85ff16e92066b3edc06612e18599e01808042b44b475bdebe8790d46ab9b
9. 0x3b98d4b9076bd8b18ea48bc4405b0ff762a6384d0719076055f10bd13c1f7985
10. 0xfcb1be600f7445f16ec9bac6f61c101bffc20c2c8db9f9729c8bdc90a623d3da
11. 0xdeeb5f92493e59d2154902d4ee7dfea8f75fec3f49cfeedf2f732858749c635b
12. 0xbe5fee1429543a8ea2aacf3591e5b69c6a6b1568088eb7a4e6b02ded16c5d3e5
13. 0x98c0b976487311f03693fca7825f5f6e75a71ea33ac90caf33040d5eaa6d0b54
14. 0xe387a7d610f91d4dc112f2dbdf7ae32c4555f5da4c25c1a9a1310d0b74e80bbf
15. 0x60dd7fd8117cbf3b80707f722623736c8c2b5b56277e8e78c9f81ef2dab8deab
16. 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af