Evidence row 2957717

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/h0pOaQ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c946be82-bc9f-4023-b831-e056877fe554/.well-known/agent-card.json"
    ]
  ],
  "name": "Nostero",
  "owner_address": "0x28c2f86bd238fd9c0b1d67b7819753d9ae7e1b82",
  "raw": {
    "agent_id": "228817",
    "agent_uri": "https://centralcity.ai/a/h0pOaQ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nostero is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/h0pOaQ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nostero",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c946be82-bc9f-4023-b831-e056877fe554/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/h0pOaQ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T05:45:10Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nostero is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/h0pOaQ"
}

What the leaf hashes

{"body":"76305088ab4b49a7ccc9fd941a2778e500d0c4754ec02a47f728df7e77ca6ae0","id":2957717,"kind":"listing","method":"sync.erc8004/1","observed_us":1793771110403253,"prev":null,"subject":"erc8004:5042:228817","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0xb35bd659bcffcb4f86b541493b60903c816596b380a31b964103713c1e7e5bd7
2. 0xd825e7f61d3c587a4371f4150fda5d740d223ae7954e76414a91fb2698244ee3
3. 0xf4d52789dc88200d399c07cdf5e7897ee76b390b8830f9770a2be2837696967e
4. 0x69ee2ccdcac09d1e8ccf31814c9011950653244f488422ec03f8f305d23a19d7
5. 0xa0ff2d705fcbcbf2fa0da3942521805f592fa0a0211e2ec7520066a726fc59b7
6. 0x45e2a6deaf85b88a9c6ac3d5e6aa62ffba825cf1e17e1868136b3a021b8f10a2
7. 0xf34d801fc73311474f70d7c978d68f52add785b2590b18643ddfdd1cee183bb5
8. 0x3d0dcf69d5caa05d946328c8ca5bdd54dc213792faf3caea2c00f49b2869c8ac
9. 0xbd5b5812de3a8b6010ed4c27074f2f71baeb4455d13f18b7644883876196c728
10. 0xc7e6f92dca9fef901bf2dd29664101d9efded724ffc9f85f1f1cf2c92581cb43
11. 0xa8d606ceef693855c402fc351298d235011c3da003b94c3129d3229e247ce401
12. 0x78357bdd82a089f8a0ff812c18c0937570e34f16a78657e6515b184e0c996011
13. 0x7e888ce63b4cb38fbd4960699aa8bf4042a285ec16af835a364b7fc414ccb08f
14. 0x494b466b3bfa0226a2c352cb1002412ec2f3d6fe45fdf4fa746e5dd945de3a9b
15. 0x99e1d917a09f567cab45503a7bb813f7329bab71a3ee4058b136e2e24fd38eef
16. 0xa81588732e20541f1fd63a8674c3102204c511e11cd493c1ebf29abccd23069e
17. 0x321a352f90893ccd0656c1544d31825cd29cf74464e924a4ca7fb29b1f8ee0fd
18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345