Evidence row 2277641

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/7kV2bo"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1332e0a1-08c7-4981-92de-699656acb1a4/.well-known/agent-card.json"
    ]
  ],
  "name": "Grintero",
  "owner_address": "0xcba699471b026a7c0f6ebe880de81ff37f25829f",
  "raw": {
    "agent_id": "131997",
    "agent_uri": "https://centralcity.ai/a/7kV2bo",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grintero 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/7kV2bo",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grintero",
      "registrations": [
        {
          "agentId": 131997,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1332e0a1-08c7-4981-92de-699656acb1a4/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/7kV2bo",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793652590,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T20:54:02Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grintero 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/7kV2bo"
}

What the leaf hashes

{"body":"cc5840bdb6c260282a5e23e00463df0bdd65990e3ed8fe51d52aca2198fc5f90","id":2277641,"kind":"listing","method":"sync.erc8004/1","observed_us":1793652842877564,"prev":2277161,"subject":"erc8004:5042:131997","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. 0x7b168ca21914d5af48d3496250088db22f5af13c502b472c06da6ce98da51e4d
2. 0x994e8f14c214fd8799d9c1ba0c8c91ca4c2194515f134db5aa9698ed308314dd
3. 0x942906b5cba29dcfb15fb69e4479a22ef19f2e47980a1808eff073c4f641b8b3
4. 0x912540156d2fd18bdc09b49ebba697e4d2db6e2637bae3be0ad6aadd47adb7cf
5. 0x974ad41fff094f29f192452141b921b76971ca79567901ffd19444d1a9f5ea8a
6. 0xded14a0c28c34e5e47903c7305ab53e5ceae99abda1cb4b9fc3017651912c9ab
7. 0x4208d98e9b94f1070f4a02b9126d7909ff53223c93cf667ac2bfdcc07be652c9
8. 0x2ad68d780c924ebe56cb5baf27d07a697d7ab5bf9b5601ee07cd2d14cc8e94db
9. 0xe358b77fbcc68dae3d36cfe1c1de611844b651f3ce01dd20d7c599d987bd02b0
10. 0x2c34d1fdebaf26e3d2ddf38ad374cc6a202866c1a930b82b22a5e9cb5424ec61
11. 0x23e800a31c3d377c9e738609e191a91fbbae12e640ab9806c590bcb812eace50
12. 0xfcd0e9ac09d1024a3b3c2c53833a2f8b8f6093d7780c5b7b88b4ae6e988fd7eb
13. 0x96da2b0c348fe4c196311a3c711ae28b065713c442f3976e291c0a6f22cb1f7e
14. 0x3e60cda43ffc319c006284ca48609bc80da357b45fb9e0a57810e00816d3e8e0
15. 0x46991481c678139203ebc3c532867ce1643c09ddc33966c4fb48bb7f033ab22f
16. 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af