Evidence row 2200509

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/nZFK07"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/892fdbd2-cb4a-4f96-925f-ae18b7813736/.well-known/agent-card.json"
    ]
  ],
  "name": "Tufero",
  "owner_address": "0xf48394ee379833789bed1d170906d78a11bec069",
  "raw": {
    "agent_id": "125119",
    "agent_uri": "https://centralcity.ai/a/nZFK07",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tufero 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/nZFK07",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tufero",
      "registrations": [
        {
          "agentId": 125119,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/892fdbd2-cb4a-4f96-925f-ae18b7813736/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/nZFK07",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793646741,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T19:13:17Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tufero 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/nZFK07"
}

What the leaf hashes

{"body":"d9ab24c1a6da17226d0948062cc96d873ba719a2c0791b0d85427cf3938b47d1","id":2200509,"kind":"listing","method":"sync.erc8004/1","observed_us":1793646797578428,"prev":null,"subject":"erc8004:5042:125119","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. 0x59efe385c930ccae2cc84dbbe24dfb2a7545a8971231fbdb60b31680555d0eb5
2. 0x09c16ab83052eea789f709d10bc8a33df43ac9df51f60fb45e7212a948b8d50e
3. 0xbd62e376e8ff7e2b228a4771fc3d8558c3c503b967e957db9067a8ade2fbcee0
4. 0x28310b670cb6e5c24b5ecc7b09ad9f6e7e1fd42df3fe0ddbb7043a5b3636d2dd
5. 0xeaa1fb526e4b4ee24712f00952d3092bb25e24a610d73f2389bdd22f60137835
6. 0x402d67d31730e1c74dca8ac8b4f7319d5c714f807234a9419cef677a06b95c50
7. 0xd0877fdbb017579a51ce6f544d26126734268d0d0b1f474150a58984dbd30c83
8. 0xda88e7bbbb9d7fca18b5a2a2123c02bef52d9e19ee0f15f004761a4ed914fa6d
9. 0x0ca11b2afdc5b007185028f10180ac078050cb508cd8fdb9c8d0736a8044f650
10. 0xc627ce694ce18fcf185e183ce35e4c7595b2146eff29644300e07b43ba101030
11. 0x9a7b1bbfa6979d86314592b523be63d06fccf30879ca28ed18e82b2848b95d87
12. 0x743965841c5bcd4dc40acce4c5cb3378e8799faf86f86cbff29c65f36826cd7e
13. 0x04a2764875935b38489e204384b26fce2bde25d67ea9c3bfa8dfb815f7d3928e
14. 0x463370b8390b2f93f44023fe6ce3fd4ebff0a7fecb7894dd4f82f8253ec8661f
15. 0x52242d46cadab5f421a6f86c1edc6379b085ae98482fa80904e4a3028c1849a3
16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af