Evidence row 2118668

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/2tSl90"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f78980e3-c539-40bf-9bfa-221a905b277b/.well-known/agent-card.json"
    ]
  ],
  "name": "Tufer",
  "owner_address": "0x0982865bfc13cddb43a3097f2ca7691a237d71c6",
  "raw": {
    "agent_id": "87685",
    "agent_uri": "https://centralcity.ai/a/2tSl90",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tufer 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/2tSl90",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tufer",
      "registrations": [
        {
          "agentId": 87685,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f78980e3-c539-40bf-9bfa-221a905b277b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/2tSl90",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793618068,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T11:20:39Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tufer 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/2tSl90"
}

What the leaf hashes

{"body":"713e939463e0b1664b8f079eed15e925643c56265095eec7106f483122c2c682","id":2118668,"kind":"listing","method":"sync.erc8004/1","observed_us":1793618439662250,"prev":null,"subject":"erc8004:5042:87685","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. 0xeb7ef9372980c7760b3ea2ba05d44308fc9ce67ccc9e5ae40ff3e44cd12b2595
2. 0x2d4b07b80d45f42ac2e033d4fa3e5446afd908f6d67782a37e66f2eb1727af84
3. 0xa8d7a7ba759f92474642b16d84bf3cd225a4391f32cfbab30f2b3b38d179532f
4. 0xf98b60ba4a47ac59f3eff33d0dee705e597e00f29b09b379bfec112f0e4c12a1
5. 0xc8ce271107c961a70804248b73bb4ee281dfa38fd2f3b02b42b53c57af9136dc
6. 0xa6fc9a55494e21a0298e0f6191468aebe414b388728f0ca7ef27b800914f00aa
7. 0x001782847436b52ad6f3705a9acd366590814c99574638574e68a23627b77303
8. 0xa899484f407cc7225e229457b61a65e7425bbdf8d5e01c93cf2cc43d45edc5a0
9. 0x6e0301925582beb91c4059a5e64aa5251363237490120cf0eccdff9dfb5d5fdc
10. 0x23b0f39db2590701308349f3209109b3c8cdc8bed2b30473cd214d874399c413
11. 0x4a8e0bde5af82648cbaea0621f03019b7aa0468848368fa1b80ba6666f0f42e1
12. 0x78204391d00442b047285e0d52b770052d21e7b586601d7ec737e99be32d0702
13. 0xe61415e30eff3f78f72f491cf1aa4fddf56b5fa4aab16d517b5f3bb9587740ef
14. 0xf02baa2f8f9b385919b2f698b2e9351b84bd44118a8d5a72f2d1303df2c329b4
15. 0xd643f764eee39146411d4bff8903a327f4f8f55616e14e57281a245206d6ed2b
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af