Evidence row 2272979

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/JH6iQB"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0a5b4ee1-2733-4cc4-9d3e-b9ca089ec3f3/.well-known/agent-card.json"
    ]
  ],
  "name": "Biababel",
  "owner_address": "0x27ed6fe49b2e1e81a62c86c90705b61f5c2bc958",
  "raw": {
    "agent_id": "130092",
    "agent_uri": "https://centralcity.ai/a/JH6iQB",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Biababel 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/JH6iQB",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Biababel",
      "registrations": [
        {
          "agentId": 130092,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0a5b4ee1-2733-4cc4-9d3e-b9ca089ec3f3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/JH6iQB",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793650655,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T20:19:21Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Biababel 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/JH6iQB"
}

What the leaf hashes

{"body":"eff0d4db5b8e23edee429c50da99601e999ec39ac3797aa7e6ea73807a4ffc5c","id":2272979,"kind":"listing","method":"sync.erc8004/1","observed_us":1793650761049481,"prev":null,"subject":"erc8004:5042:130092","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. 0x937f0e971f0c860595bb2ee5133678d5dea29a3cf9125fd4880097aa004dfc0d
2. 0xb8fe019511af0ea410ae93e909e1252343624f131d9109fc434c25a6830b6be0
3. 0xaec662a90308f1d2276e43f55ea233bddb799558caa8891e35a4bd33646d3196
4. 0x5cb2fc6c15127ca2dbaa94ebb4dcd25950a9b3c3b98a093b5243aca88d501dc2
5. 0x1d500d0dd2094b3df45694ec3981235c325c82025f74bde86c53b7e74e60cb31
6. 0xce2c03ec366862fadd39d44c9738066c46e7323efd25291668e820b0f49d9d60
7. 0x2cc26446d796807045614ddc7ce47285f149844bfd08401cc5c5432bd66ffd7e
8. 0x463c3d8e7b27251b9143dd3ce12e4066702d9e370ecf5d5fa0b0b2311d3b070e
9. 0x4ac0366d983dddb3b423c19e46ed937866b18401f2b19cfce9d647721845094b
10. 0x6662a6c8be4f342ac8dfd3664486bc540c52e6cefd27a4762f4b6746724af9ff
11. 0xdb462945b3d37450eb8f5977bc68405ffedbccc0e4fc7320558688c8c435625e
12. 0xea6f93175048cf85d24408769c79295ffeeaf7c9deac709218a5ca018c0181b0
13. 0xa17f6a1bac5d26cc57d2e02b81d6f7d4d897fa15d99d32d506b3ff7cbcfd9c03
14. 0xece99d4dfafa93913edbe131eb22b3d7ab2648b58b5bd9dcd361be4f8953b107
15. 0x5d92631d189bd0292c27a05f85a5ec38ec5f4197dfe4660eb991dc6a511e25a6
16. 0x5e23ec5954c11a4530aab8c635a72b12bcfeb6fcb03c6cb1a990cc1743424543
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af