Evidence row 2183502

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/nwVZjY"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/88c80ce8-fe2a-43c0-b87f-8a3e045afbf8/.well-known/agent-card.json"
    ]
  ],
  "name": "Pianda",
  "owner_address": "0x1de2a03f572138e908f7cfeb78c2653eba7ea551",
  "raw": {
    "agent_id": "117871",
    "agent_uri": "https://centralcity.ai/a/nwVZjY",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Pianda 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/nwVZjY",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Pianda",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/88c80ce8-fe2a-43c0-b87f-8a3e045afbf8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/nwVZjY",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T17:42:33Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Pianda 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/nwVZjY"
}

What the leaf hashes

{"body":"a6acce0e9026e7e70c9fa2f7913729d06e73746623cbe752a47aa5cf634efb17","id":2183502,"kind":"listing","method":"sync.erc8004/1","observed_us":1793641353678477,"prev":null,"subject":"erc8004:5042:117871","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. 0xef83521d73e235bce4db22b12c80461d3f66df07540d58e363de8712369a5767
2. 0x5a2a95cfb21f1b45206d09390c1b3666a6699704a0053e694361fc3563334134
3. 0x23b5dec4dc6d87e73cb05d6dbdd6374a6beee6d5309304fee6f7a31d540e1a57
4. 0x0fb716fc7fb0b00b1e6f2c52f2b5d06d1525204d045da34d9f31a1c4c4334bb1
5. 0x83fe055fa7204f8e49a30a68c173ee911fb8a05c1f23579aa35f46c90b5270d8
6. 0x06ccf8a04c4fbb0e2cb4825d16da6c5c64f7112d9c97706f3a82789dae1b7300
7. 0xad9d034042da9be7f35e69c0fd7d389c42f8e564354096ba4c798f92b4468bdf
8. 0x674adc5812e51bcb29c5a91c64b08e46e9ffbd2c4a9ef4ab464447f49821bad5
9. 0xddb90c71701794c16408b4b22bc01e2f22023f5dbc174187753c65fb05e62d90
10. 0x3cbfd0614292dbb98c722dab0c23423c3e85d3c390da3a28fc71ec926dccfa35
11. 0xaa2e865008eca144975b207612c7c4850c0d2e9fd52e97b061a91248b43db0e4
12. 0xfe5fafbda84768aa127517412dad46b6d52750c98fd0471847d383ba9c0ebea4
13. 0x6a66db154e32d45aa1f1ce72719d9372fd5cdf4add16d249006bd3cdb0f7c074
14. 0xbb465466dac90179fd91fd4d3b6985e80736d1ab4662dc57a78b5e5098d6f074
15. 0xde6a8fd6590b70565baa6078cbc8add8d94950fe959ebaf8c3716adcdbd78aa8
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af