Evidence row 2160804

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/plvFpH"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0858576e-3acb-4bfe-96a2-c801078d48a7/.well-known/agent-card.json"
    ]
  ],
  "name": "Breinert8",
  "owner_address": "0xd7ae44edb47918ea2aab47a4ad91339e131a26cb",
  "raw": {
    "agent_id": "106045",
    "agent_uri": "https://centralcity.ai/a/plvFpH",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Breinert8 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/plvFpH",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Breinert8",
      "registrations": [
        {
          "agentId": 106045,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0858576e-3acb-4bfe-96a2-c801078d48a7/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/plvFpH",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793631591,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T15:03:08Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Breinert8 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/plvFpH"
}

What the leaf hashes

{"body":"bccab2a81e5a7bd601ad6dde8adeafb0c2affac0656479a693323a79b9c37ca9","id":2160804,"kind":"listing","method":"sync.erc8004/1","observed_us":1793631788112673,"prev":null,"subject":"erc8004:5042:106045","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. 0x9ef6ac994b53de2590c31002e38dd02ea7c4a257782673f823927c52d9c1d0d0
2. 0x633d257e6341e16eace5843a4766f1a76ec00b4f37774ad840bcb54be26f8fdd
3. 0xfab0a2df334619942a0aee055da46f96acb0eeda7cdad481f9a05ad4c81f5459
4. 0x98ca899c845fb4518ee8a8fca5966ab8caa5bb504f3e8f03da9281037472cd6c
5. 0xd2f1668c2756b1ce513bfdc98a3280013484029ed4a1435e20d6256d21ad276c
6. 0xa544b132739ea26384bbd19028385b1e5b81b64aa03f79d7b39ab8ad12152b8d
7. 0x868a52a0ac2a808a15dee96388cff2453df8e54c262f24454d32b487403a064e
8. 0xe05f17bad0351acc62a6d6dc1cc84b4a80970521ddd45f14cfd4ccc0fa1fbe92
9. 0xbe384ee2fad1459049ef1deaf9660cfa9948bd11551cae90fc775093abe2a125
10. 0x3c4dd056c4782e00fdfe67b38200316c94937960c7757206bb2719452a47c196
11. 0x3cb883474c9c5bf5d77f7a38221c579c0d5100dfa0f7788e3defb90b1f64ccc5
12. 0xb16e0fa435419d24e17ba3d98285617c3c0febbdda3edf46d371666775a77d5a
13. 0x2ff7b1db58554b94f3d17b53c4f892ded109f497ad86eeaa0f83588921b759b1
14. 0xdff61622855886d80ecda4fb808422c854d0801605b73184332cf83604a730ff
15. 0x9c91ecb84461aa4cb2a891252746755d862a88fe9bad822700cdb99eaab2edca
16. 0x7731256c7406f95d30aabe3bbcb574b72535b9c28e8eb3db363210761a28a6b9
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af