Evidence row 2127706

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ZxF1Jo"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/04c54601-c7f8-455a-b75f-cdd10f29a9d3/.well-known/agent-card.json"
    ]
  ],
  "name": "Masan",
  "owner_address": "0xf00626b59ebf002290d83be1387d5b993aaace32",
  "raw": {
    "agent_id": "91705",
    "agent_uri": "https://centralcity.ai/a/ZxF1Jo",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Masan 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/ZxF1Jo",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Masan",
      "registrations": [
        {
          "agentId": 91705,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/04c54601-c7f8-455a-b75f-cdd10f29a9d3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ZxF1Jo",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793621056,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T12:08:59Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Masan 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/ZxF1Jo"
}

What the leaf hashes

{"body":"5d1f1caabe90d5537d68d4781589f470d98fb7a141df03e37386bd93d3af46b0","id":2127706,"kind":"listing","method":"sync.erc8004/1","observed_us":1793621339612843,"prev":2126980,"subject":"erc8004:5042:91705","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. 0xe5f4dce82dd718489cea35cb603b3f90a0bfd79ff509b0994865be98e1fec9a9
2. 0xed5a8a120d20dd0a0e6c3144ed68bc48c40518eef162d1a8a619e975afeb42ab
3. 0x44519bbe90efb77bb197028821ce31af7438d6187d3e6685bbd4077b6b4cb84f
4. 0x357ffe45c60cfb009c1ee69d48ad30f637869867819c830e76d785567f8e61a8
5. 0xd4c0847c00ab8cd96c7108baabe9c30d8476af1eaab85d1602ede375dcdcd4c7
6. 0x29cd6e631e6fc737c96dd44ddbaeab3cde0049eea6527e10a6c9a586e9b1a495
7. 0x95f1a319c085a77ae1e91a027e1da230807dbbe07cd5a558be89d194e4a226ae
8. 0x395d9348d578f2da2e853af75b1a84aa6886fa4a76858fc8b098637e5fa77b96
9. 0xe3d3d9d201f4c5c884ffd684c34a5c40ad578a00e5f28ebd8bcd03fa4cecc4c8
10. 0x992e42a8c5e129d33fac3f6988791edf80c6d799494b032372ec09b03091414b
11. 0xb11db742ce4f8b1a66d552c1cd8fcefce0bada54ae42fe0e3def7fd89318192a
12. 0x5de7f05542dbb95181c4cd655efb5f574870082798b2bebb6b2d8842abbb03ca
13. 0x699db14025d495a48d39671ab634de3d8cbdf71cc080884a285592176d87ef84
14. 0x3e441d3f53c7b69d6c73ef93d327dfc3071a522c550856540832b34fcb531738
15. 0xd643f764eee39146411d4bff8903a327f4f8f55616e14e57281a245206d6ed2b
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af