Evidence row 2123131

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/4AwweD"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/93e069d5-adbc-4d23-be5e-cbb662b3eb75/.well-known/agent-card.json"
    ]
  ],
  "name": "Jostias",
  "owner_address": "0x53a326582068034daf8fd70fe7914cffe16518c4",
  "raw": {
    "agent_id": "89528",
    "agent_uri": "https://centralcity.ai/a/4AwweD",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Jostias 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/4AwweD",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Jostias",
      "registrations": [
        {
          "agentId": 89528,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/93e069d5-adbc-4d23-be5e-cbb662b3eb75/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/4AwweD",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793619588,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T11:44:48Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Jostias 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/4AwweD"
}

What the leaf hashes

{"body":"6b239c09c12b512ed45c2e7df822cd9d02d460742422c46f67339298e4ce2e91","id":2123131,"kind":"listing","method":"sync.erc8004/1","observed_us":1793619888939591,"prev":2122396,"subject":"erc8004:5042:89528","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. 0x1a9074a80401f1a29c76716e6dbccb8c474590a921a81e4e3717b3591d1bc500
2. 0x8052392b0c02ced80462619b309f45384183b8d28080badc84408802ce027527
3. 0x73d917af46227f4f79b09c995b0997787792a95802f7d3d06f440e7eaa8daed8
4. 0x8bec1bce8714cd58a9b7ac009a88c579a5759b73cc854631407f459323d3f128
5. 0x0afb9d95bc318d6dfd14ca8e614edd4a3ab56ee58e8fcba77b952888e7e579c8
6. 0x73ba5b928b652d74242757f339b6116691c7d196368c18095f80e2bc2c67c5bf
7. 0x3c137bd1da275eed73c7c4346e9e7de694c3de4437b89ddc6e20525504c059e7
8. 0xfe7cae8cbed0c6911d4254e8926d81f3ebc88ed18f705a302b69b4addc07a37b
9. 0x32e1e1b6484470c764d3bf744a5d8f508005c312189c7abd3c483cc00d148cc3
10. 0xc9fdf57698292ee18cb0c2737de2f732aedbf6789079ad08cfd7982921c52d20
11. 0xf61a5e72c1d0af5f7488716896d1d925ed659239c54a6a76ea8567adddbae8b9
12. 0xaa8e703c8f7834bfb7f573073b9b50c4721ac0f323b8e4b35b227e9b1b763617
13. 0xe2dd127d9ccc5339e1d044fef0fe0ebbce9fefdedc7bf9fb2070bf570a64799e
14. 0xad8410fe2298c1ccff00c301cabf57d2495acf6e614e5236bbeb834747908ca4
15. 0xb6470417fdb2a0e3de9c1abb1722cbc88bc0dfb5afda0a77e1eac26ab1683ece
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af