Evidence row 2288297

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/TStSNq"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e016e3b9-cd38-4125-8678-1097f41292f4/.well-known/agent-card.json"
    ]
  ],
  "name": "Trebonton",
  "owner_address": "0xb1df19f3b359020cdc2c91f3152f3bf04ca879bc",
  "raw": {
    "agent_id": "136687",
    "agent_uri": "https://centralcity.ai/a/TStSNq",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Trebonton 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/TStSNq",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Trebonton",
      "registrations": [
        {
          "agentId": 136687,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e016e3b9-cd38-4125-8678-1097f41292f4/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/TStSNq",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793656838,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T22:03:13Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Trebonton 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/TStSNq"
}

What the leaf hashes

{"body":"b190c95d197cf4c70c9f52d47123fd2d139172804f632f0624ac7e799cba8f56","id":2288297,"kind":"listing","method":"sync.erc8004/1","observed_us":1793656993147928,"prev":null,"subject":"erc8004:5042:136687","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. 0x2f6ad39fdede8fc2db049f8a3c27144f72934b97eab23e53c0be5b9ee0f17967
2. 0x3db0b9544fb4e020d2bfd1c9d41aa778185fc140b62345452236dc2f98182f5a
3. 0x8c484643c4269c72be1eeb1ed803598134342c492645f7bc394742484fedf77e
4. 0x8c24505b595f8117a7015df3064b2c71b42855aea0646017db95c37e1b397e4c
5. 0xf934fc1a57b179d033861d05c12d1ba50140391c48aa557ff825943baa87f7b4
6. 0x431fc415306e10b42da0b76896888d1c0457d9bb0ec0f6488c94a36ee3f2fb2c
7. 0x2bbc18fd488c68a4e38f2ccb3433f360fc168446a1c3b87fdaeba51926ffd5db
8. 0xb6b7b9cb7922bde6dd532327074ea0c26fbdf7a6568ca9dd83117770e3fa01e6
9. 0x76001083b813259afdd12971ba32fd6df4a53b22471c6b3c8d007a265432f00f
10. 0x22338f581c4d41690a78a728eb0cd6de24b6a536f5e021e6035f81f736dad08e
11. 0x4ea697865e2916c5b16d551fb7b9e33570351dabb1e44f53ddc037de1224d479
12. 0xd02b59f5289a7e4f418fa177885dbe768742fd98e5bf0532eaadff55a79c5864
13. 0xe0a95aa0d153f7a034b0dbeb91c5460c64c47c22ac037e0e8cfa69f4ff734b69
14. 0x74cae95d275254a9c747b603bd40b5086c5725fd3e904782e6447e4647e8b049
15. 0x464ce6fe060d0a6c4e810b71501e55084086148f7daf393caa14462b1a777022
16. 0xd42916b5c6441e9c8d91ff91715af1489cb83dee26d47e7da107caa4d2a68b65
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af