Evidence row 2722527

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/1Ix2o6"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f29455a2-98a2-4ca9-8971-48d02658fb7b/.well-known/agent-card.json"
    ]
  ],
  "name": "Grero",
  "owner_address": "0x7fbe3c2009071f691cce51d15970da644c9ed1fd",
  "raw": {
    "agent_id": "209082",
    "agent_uri": "https://centralcity.ai/a/1Ix2o6",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grero 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/1Ix2o6",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grero",
      "registrations": [
        {
          "agentId": 209082,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f29455a2-98a2-4ca9-8971-48d02658fb7b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/1Ix2o6",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793745264,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T22:40:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grero 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/1Ix2o6"
}

What the leaf hashes

{"body":"7c62731163d74dbf50a77e34dc37acaa8fa4004d381410cbb3c3e897350af86a","id":2722527,"kind":"listing","method":"sync.erc8004/1","observed_us":1793745616792660,"prev":2722312,"subject":"erc8004:5042:209082","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x2e918cd6ac90fc236749fc4d48e2b0a090e9b113b36b52be212cc27070d8c401
2. 0x5844809b9c29c122e2fc43aa9502bb9341644793e84ec9bd7b8a0f5ff9c76249
3. 0x79993b12e894e5d29aa4c222149d526390adc186d237a4b4c61a4e993b5d5129
4. 0xb5a398e399c51874a5fe176ced854c9017c695c0ed4ecf763a23ad82c8e16641
5. 0xc1153fc6e4d23181f7836bf19af822d2f92179ab97491fec2a399df2987a630b
6. 0xdbb59eb58c5a893c6c8083f98854ecfc785348c801acf16af960521df5fa06a7
7. 0x93df6385cb541e46907847db83063a3cd6a5c4c9b7b76671cbfb21f534fb0051
8. 0x01697374b4408ee1ed46b8b99ab772e829b743838bc6e49ab7360bbedbdf365e
9. 0xd9e2dabdb386ed569b64928625b1934da1ea2e465adb7c1cdf4d2155943e24a3
10. 0x8677703d0d41609d8b65ddd7ef86cb862a133e27c08c156e2c94e4edde4d213c
11. 0x68a99b1b4914ad296b90b35e3a9b650ff03ca65b091830d962b0ef0062bb22cc
12. 0xec5437cb02bda8473e2b58bfd38d17c07766aa625beea1c1d587a39e0b6d36b1
13. 0xabecda24f649c46632dd795fcf8ca7d146641246a569c0a3ec1fd85e9baf0a5a
14. 0x2498d172c194baddb2b78ac926b7c8da79833909dc2801e4c25af0c0eeca0f3d
15. 0x3553ea75bcf78135f26289b22fcb05dd562af750aceb74fae97aaa66ea2adb8b
16. 0xb1804d44f1a591de3b8b8db8fe72e8ab6695e6d154862ee8ea77b6ac2b43b67d
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7