Evidence row 1816000

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/GQVxTM"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d1ad490e-2949-49e2-bc26-09042f6c5b23/.well-known/agent-card.json"
    ]
  ],
  "name": "Havose",
  "owner_address": "0xd1cf95df7edecfff518c2138c2bb43dc61a45ae4",
  "raw": {
    "agent_id": "20162",
    "agent_uri": "https://centralcity.ai/a/GQVxTM",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Havose 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/GQVxTM",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Havose",
      "registrations": [
        {
          "agentId": 20162,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d1ad490e-2949-49e2-bc26-09042f6c5b23/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/GQVxTM",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793561137,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T19:27:28Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Havose 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/GQVxTM"
}

What the leaf hashes

{"body":"a38cfe7e7fcef02bbebaa753064f3c242131051b8e3e6c800baa3137748f793d","id":1816000,"kind":"listing","method":"sync.erc8004/1","observed_us":1793561248805692,"prev":null,"subject":"erc8004:5042:20162","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0xf22308becd05799fdf593c8889637ebd38f63eae63f5218c30b07560ba96eb67
2. 0x10f365a269fe83aaeec2191e6b1f10a39052d4281b691213cdb08d97f56b6553
3. 0x6defc4f82e27784564c44e7cdc8d7d09d33601740315cc6b09d72d58d20263b4
4. 0x2993d0dbe4ed50131b09bb63847b6b1e60f06802c86c3d20bb51fbf83ad16642
5. 0x4506bb66b691b29cc70e9b0aed2f566bb599a99b23c8d870b454f4c8055d5f30
6. 0x043406e78c18e1b7308fa2604f66c68decbf945381c0f6c006e9e8c307d3b9ff
7. 0x85e082b5168bfdcd31e850dad291942b9d8d6da3b2b37457d467d67237805d1a
8. 0x3747734319130128b5011ebbd9575e5d5503580c51ec91d142fe7123992f5817
9. 0x344cb9caf7838c7385c917b9cd581eab414171afc2722ad2ffec6e6e33106600
10. 0x821279caca92392b55abb921208c61a66f64dd01f8faea207ab5ca53f221d3bc
11. 0x93c3c73c0299ec5ef5995ee2c49d54d61a96b780c1d1e5838c044055ce7d2b21
12. 0xfabfed61214d0494bc31e7bcb9622588beced8f56b9188ad495b57356f7cf301
13. 0xe90b78263bda6cf595e6506f00151a77021430873ffa310d8a01f67d8991ca3d
14. 0x80f03705ce9ab50e28456bf4bcfc03de151f183a71db3234274287a24f946a1d
15. 0x624db22ddd30d851957cc9d44cc5b314f300cfe0ff69cfbcfe0b2a2df8fdd12c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90