Evidence row 2051023

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/4zAzZO"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c0964bb9-fbb5-4740-ae97-482b98d6a71b/.well-known/agent-card.json"
    ]
  ],
  "name": "Briondus",
  "owner_address": "0xe123b95e766b6c683a7af7eb7bf918f4c8f45c75",
  "raw": {
    "agent_id": "58360",
    "agent_uri": "https://centralcity.ai/a/4zAzZO",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Briondus 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/4zAzZO",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Briondus",
      "registrations": [
        {
          "agentId": 58360,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c0964bb9-fbb5-4740-ae97-482b98d6a71b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/4zAzZO",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793591833,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T03:58:54Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Briondus 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/4zAzZO"
}

What the leaf hashes

{"body":"aee680d5bca48890fcacf8f237d4573a959954903c15845417f520b385c113b0","id":2051023,"kind":"listing","method":"sync.erc8004/1","observed_us":1793591934537699,"prev":null,"subject":"erc8004:5042:58360","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. 0xa0300555cfc94bcaf3f25882eb6cf69b77d34201f624acc0f691360506622650
2. 0x66d2127873716f80b52a9f2f3b284b18be104114bd9353860c7a8f1426f3d235
3. 0xf862f8acab84831fb85254ecfea87621bc6d05410be7290737a8c820195599e0
4. 0x3f462472378d2129d8af0d9b5bdd77a4dfbb39d0b361be5f7add71bed123a94d
5. 0xe1e82e34431bee3012f88e2bbd3cef9b78d109a392e4fdc93915e2492a6b7fd1
6. 0xf1760074346f4622290f01e63c3a5950367ffc6eed20b987717579f616a828ea
7. 0x78ab2fd8b50647ed16460a5305f2fbf013b42c97d70033c20397cf3d38d4875f
8. 0x66f761eb837a85ffe5b4dff51dcc0c6d63e65ccd192f1bb62a08a9be43e02bb7
9. 0xbcf50c0735884db398136427c9e6895bb052aa700ef818833cd049d91adddc63
10. 0x2f27a12daeb52a6be4b0afac30b1c00052c4b0b99ceade47791f319a97c616b3
11. 0x731aed48e6ebaea0f0f1f25553e659f1a1914079500e9c2f2d1dfe746b9a61d9
12. 0x276e2fa0c21c2220acec5005667f6b7cfa183a8daaf7f317e5077bc4c6e08db0
13. 0x2ff7b1db58554b94f3d17b53c4f892ded109f497ad86eeaa0f83588921b759b1
14. 0xdff61622855886d80ecda4fb808422c854d0801605b73184332cf83604a730ff
15. 0x9c91ecb84461aa4cb2a891252746755d862a88fe9bad822700cdb99eaab2edca
16. 0x7731256c7406f95d30aabe3bbcb574b72535b9c28e8eb3db363210761a28a6b9
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af