Evidence row 2266897

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/LzYRsI"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9676e228-00d0-44f1-83f6-8dce48121d7a/.well-known/agent-card.json"
    ]
  ],
  "name": "Tassisto",
  "owner_address": "0x31b2d00fb52b429b5ca6aec05304829c07bc1f37",
  "raw": {
    "agent_id": "127108",
    "agent_uri": "https://centralcity.ai/a/LzYRsI",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tassisto 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/LzYRsI",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tassisto",
      "registrations": [
        {
          "agentId": 127108,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9676e228-00d0-44f1-83f6-8dce48121d7a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/LzYRsI",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793648275,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T19:38:20Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tassisto 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/LzYRsI"
}

What the leaf hashes

{"body":"54a8910475f1515392d4b66d4a65e9ffca9738b5449d0ac6031486bdf15ab370","id":2266897,"kind":"listing","method":"sync.erc8004/1","observed_us":1793648300186582,"prev":null,"subject":"erc8004:5042:127108","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. 0xf0fa50922e9a5be64ce20b3703e2633cf68a21d01cebc8bd418ffe0e106979d1
2. 0xdfb571b06d14a7e3989c47a0192e4ec4afea95750bd512c9071599bdefb40690
3. 0x56d763ae0f4b99481ea88a30bb0cd5403be0e08b023329a46f6622a65f265f77
4. 0x5930b0df9230d798024108a6b45e9790ed9702c7fd31762ac7ac979092754741
5. 0x6b268758dc1f65fbbac998954678b7d2f4e47f89aa82cb89ccf63c2706bc29df
6. 0xec273d1881076036941bddcc5229c72614b958e10975c386e67cfb16070e98b6
7. 0xe1518fd98f5a5ed14410c98da9b0621d257f599db4acc4d93663f95201c92aac
8. 0x7404f0221c1c08d46f81c742fc9f49300d02bd9ce90860296ac0d9e7a5838a90
9. 0xf2669a4f2476b3378a451827b41ebe9166a02bb6e608c61df5f36f6e71b3434b
10. 0xb0996049e67e2bf2627e68fad508ee06b54644be487871311b35e5b225f1090a
11. 0x2b18d7576252205a048ee60c8b3a507967d595c2705ca6a509f93aa0b3fad743
12. 0xb1cfd9a92a45cec10e39ecd4e3a55abe88d7bed40e1bf1019d4093968673e4e9
13. 0x50f257017d1a47b165e9de41b6c7be745b632a9ae0d6de998c4ca2182e3793b3
14. 0xfa8b123f46e2c0606637c2fc0bef7815e7e004938cca6b86fafd908901f0b35f
15. 0xde6a8fd6590b70565baa6078cbc8add8d94950fe959ebaf8c3716adcdbd78aa8
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af