Evidence row 2158877

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Nw5ylY"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8b5f6baf-0b49-4d75-abd4-bb909da91e99/.well-known/agent-card.json"
    ]
  ],
  "name": "Brestifon",
  "owner_address": "0x78d4443b0ec707fa78136dbd1dadf76027387818",
  "raw": {
    "agent_id": "105017",
    "agent_uri": "https://centralcity.ai/a/Nw5ylY",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brestifon 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/Nw5ylY",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brestifon",
      "registrations": [
        {
          "agentId": 105017,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8b5f6baf-0b49-4d75-abd4-bb909da91e99/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Nw5ylY",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793630763,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T14:51:12Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brestifon 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/Nw5ylY"
}

What the leaf hashes

{"body":"b1da8e566a4675b0d2b269bb0c204e569b61e2f3bd42cf06677353aa8bd9e030","id":2158877,"kind":"listing","method":"sync.erc8004/1","observed_us":1793631072572875,"prev":null,"subject":"erc8004:5042:105017","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. 0x66daed07178c57a9b579c3039b727b114e2b55b7c27ff60e35e8a55d9226e743
2. 0x7e6fdc12db588147ff3260b8f8922adfd23f9f925937becfe3a93ec8b9f6c7ac
3. 0x52be689bf4c0d4b843322bb1a9f7a1c10f301fb984fe60ccf278547c47c58be7
4. 0x8f6ff800b284c7287b9bb5fe1af2c5e443cb29378351dfbe6aaf898a0ecdb72b
5. 0x0cc92f44a51f3684409ef6157b648feba36abbf9cce007305ba40e38733866b9
6. 0xdfe5060dca004d3ab539def714c7b55fd57c89b59fddcb10f26fd2990345b3ba
7. 0x4676f8ef2c1d2133e48cc50713f0cbad88ef8af040e939f4407ad0e83514db7e
8. 0x212e5f7981522675eda8bba71762a8fed3682f81ad71c019f7f1f043e31affb2
9. 0x5aebd711f616654ff0b48fc20fe026440f45735069eecf29551363b13d81e0f0
10. 0xf60aa366ddbf0a4f44f0331b67c25005c30e2421b90588c95b85c07c7413b71b
11. 0x5bd5a96f522730cc2d7c83453f529cad4c5355c32378d76ca968a8d0b9548f59
12. 0xafbca494e50a3e802cc29be04745764c359231efd8cff417b639a8de09c4e118
13. 0xc1de5d78ad0d5e6c3608f4aebcde48975d4694ff02af180260cf7b52890d7af1
14. 0xfb5ea8fd7d0c463ff98fdc93228854845802421c0e3865536227edf756498fcd
15. 0x23f4763e8db2efe57fbc28dfc68f2b97b65f54a03425994e68157763af649a50
16. 0x0e5696ae625571c52ddcd8dc09aa6c994b4ab38f2086df20d56f1f01c603e501
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af