Evidence row 2712377

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/EFFBt3"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/193e2d19-61bf-4362-8191-46dadc0576e1/.well-known/agent-card.json"
    ]
  ],
  "name": "Tumpito",
  "owner_address": "0x94ae3a6f78854af015391ce78d0dd8e9543920f1",
  "raw": {
    "agent_id": "204434",
    "agent_uri": "https://centralcity.ai/a/EFFBt3",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tumpito 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/EFFBt3",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tumpito",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/193e2d19-61bf-4362-8191-46dadc0576e1/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/EFFBt3",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T20:53:43Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tumpito 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/EFFBt3"
}

What the leaf hashes

{"body":"a5d2834bf53a8a33dc3a768c15a6dfa50db34936b2814a8e9126ee7c06e68941","id":2712377,"kind":"listing","method":"sync.erc8004/1","observed_us":1793739223222072,"prev":null,"subject":"erc8004:5042:204434","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. 0xbf79ca0acf327df05272169a6787bd4cbd1d65aa2d4e9fc535c4f4bf790e4a76
2. 0x4fb6dcf9d2c8afb40c8d762ebd80374206f19c849d3912918dc8ed35fc13eec1
3. 0x8f8cd21efca952493c8aaa86aa1f047b02170c3acda4ab6bd5b6dd4b37b1c71f
4. 0x132698ac9334d0d7d1369a57bde9ee14837a07095ca6ab5d400b129a5434320b
5. 0x9e6f1cc1f10a08ad4d6cade728c7dcf6427317f0a31a9edbefee4f27bb0e0ad0
6. 0xc4869dbeca5be3e294a4b893288ed06160dfb85e10f58d159ecd5c17a4686a25
7. 0xd5b25f1d8f43e6384d7f35d4501123e3388845dbd47854dc059f294f0f041ad7
8. 0xca785f519b831de587dc48810f7492b11d2bbe5d55b2d742bb2d926572052b0f
9. 0x05b825be5b13403166b70e7ed14830353972aea6bfdc2c1c5748b6f05db1ad07
10. 0xde25bba7101f9146bd056472b403e77ef9c5418c2a39fd25cd7abc1f33088009
11. 0x127b0e955e1b470371ee4138616cd5658e0d65c53960e48c283c3be14724edcd
12. 0x2fe3e767a6f063f1532455519e42e1c3f246e86f332f9400b049370483ce0f55
13. 0x7e57bf3ad9e8414c054c7472c2f2892726935ecc1f17cf00d0654a401e9650da
14. 0xe48dd050d36f1a75a7d005677c3e962435e7b5ad246de637e9e1fc9be7665b0a
15. 0xfeca812d56a4bb476433459149c92fcd8a270bdbf2bbbce1949fb4bf7848f5ed
16. 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7