Evidence row 2119217

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/W6AxyI"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/77ab0cae-e670-451e-9f00-440d9ffb0d82/.well-known/agent-card.json"
    ]
  ],
  "name": "Brempeon",
  "owner_address": "0xc6abee953819513c7050814982a20fa5603018ff",
  "raw": {
    "agent_id": "88228",
    "agent_uri": "https://centralcity.ai/a/W6AxyI",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brempeon 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/W6AxyI",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brempeon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/77ab0cae-e670-451e-9f00-440d9ffb0d82/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/W6AxyI",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T11:20:43Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brempeon 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/W6AxyI"
}

What the leaf hashes

{"body":"e916f26f87a0595d77d6f73e616e3ee9a0179f0378e464bf0c975d4aee85d371","id":2119217,"kind":"listing","method":"sync.erc8004/1","observed_us":1793618443323253,"prev":null,"subject":"erc8004:5042:88228","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. 0xcd91ad9b11e04f5f8713ef57b8d7476622a575a0cabf595509b0e9f6ba63a58a
2. 0x3cc3beec24d95a6e4a1417341af17b8ff87282aaa10b63789dfdd4b18ebf0f2d
3. 0x31d55f7c9e836cfd8a5815e27ef182efb09162bda0622394c846720f72d44d7e
4. 0xc15c4ba9b0590c03526272b2954ab2cfb3bbcc4edf0005330ffae20d7f1ea391
5. 0x0a70a5e949e48a8ca904b94879987a57953c171ee86c5d460abc52838b371c48
6. 0x6b088b3ee3da5cb37afadc3941f5108a4e24bb7c6177fab681bb7bb34b46c172
7. 0x7ac50e324feadb646ac33a995bfb0b92740bbcb983dabf4e713e96e33e439f5a
8. 0xde167c65f3317cef9f2ec5a8e6eea3efbb672eb6740e79bc1ff253bb4c45668b
9. 0xdcfc24b8d3647ca2b28bd65fbf196e71c836ac7750e91126f7571980e920b55f
10. 0x90df0eebf8e66b938b2b6ed18621f59e5fcb70d32c148dda7979308db9b1a4ef
11. 0xd8e3c88324680ae9d8841bfb8c55c2bf9a5a4a3c00510f5fb3ce300851bed228
12. 0x969f4546563433b0611a9a02f9a7162415f103e19bd4d34888902c84514912a4
13. 0x072f2f6577fd7448e35dd54b73d821e24c8d625a3295181aa05e7da8bcdbf170
14. 0x4f21464039902a4044b17c93873adb5a93eecc8e977b4e039acb8cd5f4210b4b
15. 0x5b456020389d8e0ef67f16a492c600b5b88189e59398bba308734db7e873e7e4
16. 0x37d31d28d0bd3743650d57e9fbf999efa4592cac831267f83aa125335b35a16b
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af