Evidence row 1818683

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/E9qFL2"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4c9f5e7b-ce05-4fb3-8073-36a73c932fa7/.well-known/agent-card.json"
    ]
  ],
  "name": "Brionteon4",
  "owner_address": "0xeddba8740f592be064dbbc86c94582f9ff25e6f4",
  "raw": {
    "agent_id": "21720",
    "agent_uri": "https://centralcity.ai/a/E9qFL2",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brionteon4 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/E9qFL2",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brionteon4",
      "registrations": [
        {
          "agentId": 21720,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4c9f5e7b-ce05-4fb3-8073-36a73c932fa7/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/E9qFL2",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793562582,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T19:55:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brionteon4 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/E9qFL2"
}

What the leaf hashes

{"body":"7e3249d3c5c219e186d81e462bc38dd36e640ddbed73debdecfddae796168256","id":1818683,"kind":"listing","method":"sync.erc8004/1","observed_us":1793562916278010,"prev":1818458,"subject":"erc8004:5042:21720","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. 0x68eb0d91a5d395ccefeae0c53cc45b9002cd0183d22e487d2356f77b98d262b6
2. 0xfa7db917ae34f2cf9f291322b9033603375acbf0ae60f9ebc5f75fea467571ce
3. 0x1512db4fd2a1bdead075b730d475697ceca651968b43a6266ec7adae7f3a10da
4. 0x2e2a8138b4f5833ba5e10670355482ffdef0a39dea85df5e15885fe64e07b278
5. 0x27c8c3ada79727f942ea5d3fa4ad3e4b930c8fb1bf0ab84a6cea8f5cb5d627e9
6. 0xefa848894fedb706e55e586f53f34ec3a3a52104518ef5dcbab3e51d80596d80
7. 0xb5b7920d1de1adce85b1c7d38f2b128464b4a57b32b0a74216af5899a94dd514
8. 0xb7cb928e58ff2d89f5ce26f35f460457161a8928fec561021371a2d02487519b
9. 0x81777f1d84c9943820da0c9061a7effe3ab3b9db3ddb4726c3815dcf36edda8e
10. 0xb13533d5f7a3c30bc7b373e11e36f303fa5cb8c498c53612fb93c5d395fa29f5
11. 0x5e4280c78939f977e275e0570d59df002e83de59934503fb0c671bd69811f013
12. 0x082cc0844c6c4e55133c8a44c078d05583a65e206348868f0758a93ed4cd8a0b
13. 0x2083851c78484f99ed7086ac61a83081da68bd1ce3b2dfd9a06ce2a7a13fdb11
14. 0x6e52ec74954b02fa6342c949413ce6ced87071b172b1bcf0f6191252f67257fa
15. 0x7c66173839ef153f08dfd346f7ea956e9226e1b7ff05bf4c6cf27436953f336b
16. 0xc1f6e8dd182b37cbb6e04d0e69486bd40d440934f8e373b9bae8cb78de508bba
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90