Evidence row 2991995

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/1WiHtS"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b0e3d504-4e69-413a-b247-6003128ce193/.well-known/agent-card.json"
    ]
  ],
  "name": "Trosteon",
  "owner_address": "0xfa2ff1c94279d28d29f1040297fbea8374c588c8",
  "raw": {
    "agent_id": "242381",
    "agent_uri": "https://centralcity.ai/a/1WiHtS",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Trosteon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/1WiHtS",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Trosteon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b0e3d504-4e69-413a-b247-6003128ce193/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/1WiHtS",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T10:42:10Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Trosteon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/1WiHtS"
}

What the leaf hashes

{"body":"48c219c5d3d2ca06325781487f7d164b79617c310ccd3756da55487064651843","id":2991995,"kind":"listing","method":"sync.erc8004/1","observed_us":1793788930371996,"prev":null,"subject":"erc8004:5042:242381","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x87a15fbf867fa0891d8380abf7817c2d1450b81c39683cc5a5e65566e9062d67
2. 0x8b64854e2eeb53a4b0610f4d8b715c2c06855c414dc020b370ffc53ced885b5f
3. 0x99a0d8f0097dbeb7da99c81e677648008f84aa639fce31fba2a398e52f8bf3e8
4. 0x4501fd34451d9aaf517ad70bf0dea978cd0d0695630e9a8ad95b47822608cd5f
5. 0x528a2a9cb10526b5a86010b88a45f88b69f1cb2f9febef9b50f9f7cd01b2dafa
6. 0x34bd8ecfbf1746885980bfb91b8cfa9fdf8008d890c0f931aa7e5a644ac4d8f1
7. 0xf2cf08b359634b056e589d85a8d8e986001131378cf81db1efc9b384a3248904
8. 0xbd472a69aae2fe67d3568765c5d7bef024ec6cb1d6625d1d313751eb8bd986a0
9. 0x5d94b57ae481fa16d8d7752c4c65a45c2b328a8680e8198342474e4e53e7d66d
10. 0xafe2b780ef4c04f93eea0dd4621ce00829ee3b2002ab9d8e5335236e51935a17
11. 0x0e5cc0b72b2eef3cc64801f46b2306ff44c2191f6bbd19c2038e4477a232f685
12. 0xf8c912f5a60a443b753e7959b771df8a1d724ebd90312267a556079e366e8ee9
13. 0x94c004491f555f082be1a38172d879542c52b6d1ed19e62158f3b9ddcd5769c9
14. 0x4d0a7156ec796edb8d5a0d2e4485532fbdb3169d97aba38a0b511c2d6f628d21
15. 0xfd43ba7389cd962b524a46ad83e1376d2c8058f201e4e5045df6cb4011c39a08
16. 0xdc69c7e21c2f9c0827141cf63db0938760879d1a284b22ad79d15b80f400808c
17. 0x7f4f557ace8b62cd85774371e24477cdc34df4d2aa68c04511d8678e3978a343
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345