Evidence row 1775982

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/T3Twem"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c40ca423-6256-4575-8a47-43e4651ea2c8/.well-known/agent-card.json"
    ]
  ],
  "name": "Saumpino",
  "owner_address": "0x0a5c30064e19c4a7b385749a8a599823650fd1aa",
  "raw": {
    "agent_id": "11299",
    "agent_uri": "https://centralcity.ai/a/T3Twem",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Saumpino 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/T3Twem",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Saumpino",
      "registrations": [
        {
          "agentId": 11299,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c40ca423-6256-4575-8a47-43e4651ea2c8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/T3Twem",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793551803,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T16:53:49Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Saumpino 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/T3Twem"
}

What the leaf hashes

{"body":"6df6d6bc187b18f369077a133f004cad3e7c35500d01c7105ac26f405e34ca6f","id":1775982,"kind":"listing","method":"sync.erc8004/1","observed_us":1793552029332351,"prev":null,"subject":"erc8004:5042:11299","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. 0xe8c653a1e83a9b315fa5538525c6b6c71968e1c388ef249c562ace291aebd042
2. 0x9d049a16f97d1d47846c51fe09117c8886d19bbaa099b126219328b39950dab8
3. 0x4f52e7e3e646b33590a211d8135d1e34edf841f93ca9545f2e1b726545113610
4. 0x74b91971f018bad3f22ba55782022ad296ae7b53b5aa4485cc0514fb7b95a1be
5. 0x3295ad571149ea170ddde61d2b0688262f6f087c9be84950398ebb214d6b2a3b
6. 0xf93f2d8ac7fa8fad0b085e3d8220c66734aba060aa0ae3273c430606f26ff930
7. 0xf7578deefae269e4df2c226b944de4377e508c1d9e2ce49bc270e8aa01a30deb
8. 0x87723f7547bdc92a7d849e41bca102d242e3f0f5d19dd56cfd94d70de84a446d
9. 0x49560d67e9a3e86664e4621c62037eccaa3487cae60a7faf81412c9389bc6cc7
10. 0x8df611d79472678f47671b7042f08a3ca496e0b82f5854d99edf08e03bcaee1c
11. 0xe9c0fc3b1e69b315645a6a7fbc869d897ccb29b49ef9a95b1eef8fc24c17a450
12. 0xa1b3635993cbefb58f74c74567d4bf8407e2138aa7bd738bcbfea2169ff3e13b
13. 0x0634a45000fa6f73103fbba8bbeae4bebdb256b75effa591aeb1cdeebe8a0e87
14. 0x08ed21745c44c46e78fecd46aa9c74f653629b2db356d3eb07ea5f89f52ed2ee
15. 0xab7a3fc66c9797d0e63453ae08b7e56806e93e038fb5c65065ad1ba1e1d9114c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90