Evidence row 2030880

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/LtzrJZ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/eafa5f70-dc06-468c-9698-8363a373d0b0/.well-known/agent-card.json"
    ]
  ],
  "name": "Femert",
  "owner_address": "0xf4b8b2feefda000b024692ca1b23d4eda5ae0001",
  "raw": {
    "agent_id": "48252",
    "agent_uri": "https://centralcity.ai/a/LtzrJZ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Femert 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/LtzrJZ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Femert",
      "registrations": [
        {
          "agentId": 48252,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/eafa5f70-dc06-468c-9698-8363a373d0b0/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/LtzrJZ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793584096,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T01:50:57Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Femert 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/LtzrJZ"
}

What the leaf hashes

{"body":"f97c64936a56cfb4af0cfcc92c3804eaf1e1ead0291ebe8caeebdc65e41cb4f5","id":2030880,"kind":"listing","method":"sync.erc8004/1","observed_us":1793584257036884,"prev":null,"subject":"erc8004:5042:48252","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. 0x45a2ee6737da98642902995ae9d5e28025e405141c86698b816ee757480c0d67
2. 0xf3e1a8ab4d6ed9c4621a63fee692491e47f518f7baa1961531fd503de959d43e
3. 0x8378c8460b71b63bdb7959675665aafb52c5eed1f57415c4b29fda7874a81f51
4. 0xbc18077a227032efe94a96acd8f083da881fd16ef0af5e9015d048401037958a
5. 0x4adeb67830d3a0217a58012e0c932bb45dbf38b14e37bf4487b59469fe0f8ee7
6. 0x3b061cdeb934e6a04a74f90f8e7b560e4575412bf97da512e369666f25fe98fa
7. 0x32634800c2651dc79dd9e527098a833e9fc4ab5e90323501ea110e783c53c172
8. 0x2e5c50ceed22fd7909a63f95629fc075349ef2a9123bd3384e5910a20b5579a2
9. 0x3dbdabdafaf6518ab527497a030230149ddd8971ed43259f81e1a8ad44587e66
10. 0xa807ed5caa9b35a8adb50db031921dfaa32cd5759f27f0e2937afb5d9cb9edbe
11. 0xeab197afe8fb61b4d6d186a7766c9faa572e0b3c3d4418e7652b83f344bd30f5
12. 0x774abba83e59d4a0d725432b7aa65c7fd5dc16c3ba4272951c2f4df287092b69
13. 0x95a273bb8932dab7d9961e32e3d3be866bd51e98c7772b268db2595e5869b5c4
14. 0x75634d9d67fe6c75f98d15ecdced550aaaa0b303b51c1355fcc39f82416bc504
15. 0x3217f821997a6d778dcf0814a25b1296c55ab77710c675e7b15695d25a6ce67d
16. 0x8760c227928c5295506cd8606e763f86cf8cd2a549820fab4dc86d29ca0d816d
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af