Evidence row 2543152

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/QakN3w"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/691c22f1-fb7c-4307-bfee-59b7a1b1773e/.well-known/agent-card.json"
    ]
  ],
  "name": "Plaumpus",
  "owner_address": "0x51ed9164b7df9228eeb1dbeb87b41ba0c17e21e8",
  "raw": {
    "agent_id": "164728",
    "agent_uri": "https://centralcity.ai/a/QakN3w",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Plaumpus 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/QakN3w",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Plaumpus",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/691c22f1-fb7c-4307-bfee-59b7a1b1773e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/QakN3w",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T06:46:02Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Plaumpus 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/QakN3w"
}

What the leaf hashes

{"body":"09949987992e64489664a0c46b036a8fb8e6a420db341b3c37b68881aaa06d07","id":2543152,"kind":"listing","method":"sync.erc8004/1","observed_us":1793688362724023,"prev":null,"subject":"erc8004:5042:164728","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. 0xaf310d8caafaa0350227cb19f35402434bff3ed516bbdfd10b62954ec979bcda
2. 0x2f57217315ea57560ec40ac0e7f8ff7138d4d3ad19f889d2be4af7234437a51b
3. 0x9d46445bcc2bff38a038addcb89b34e8f4f7461da1d4442993b5550a9af3d8f0
4. 0x8e90afeabd13ff40f7cb8c6ee051e16649f7d39e0f87a72a26714b9f58535dbb
5. 0x7602c19d00d5d701d81d018444664a899f8050bf7b6c1f5344c6fc389319bc67
6. 0x8b7c89f526d24552ffc57e4b2fa5c362ca1c2c6fe88ef5e2413df75d978a3a1a
7. 0x5b5d076bb1d592925e0f6d50355db3ffdcf41d044d63aff393b9632a74984f89
8. 0x3c3dee4333a023e6ef9dc71bd56bdcbb54342334e4ed9335d5a3c578ea14bd08
9. 0xb6eea1a589eaa868c2dc117ad2da39cea9ecbd9cbbc693b9f9e81110bc6b2ac5
10. 0x671e3dc593c6385cc8956d46d30a2c0794667bbfda05f186d816b2d3bbf8577d
11. 0x144347167b2284f85e885743d9d6e9b760b5dba5d7646ac6b040a37d32a0e9b9
12. 0xe76f791089ba448cf5c37346afb8fe5ee2f3f91391fde676597825bbe36679a0
13. 0xe77cb660ad4fc9cdf06388820598606d0cfed52a41772cd9d2f56246f2635e96
14. 0x11934b37b54663f98169a4c48cc2b0a60fa4a3c4018d1ce3e508ac01ae614249
15. 0xa538822e863ef8366c4eb66bf75faf8a639aa1f066f65f7444fa54d54d48ec53
16. 0xdbc1c0882584cff2eba84dcd18af41b5fd070127c962a21b00db1ec3e352cc94
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7