Evidence row 2021861

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/s5C4UK"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/05f339c0-3b7f-4edc-a3e7-cb03a535eb59/.well-known/agent-card.json"
    ]
  ],
  "name": "Grastino",
  "owner_address": "0xc2a2b97cb8e1de809ef9c713d468ad3088e97e12",
  "raw": {
    "agent_id": "43673",
    "agent_uri": "https://centralcity.ai/a/s5C4UK",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grastino 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/s5C4UK",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grastino",
      "registrations": [
        {
          "agentId": 43673,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/05f339c0-3b7f-4edc-a3e7-cb03a535eb59/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/s5C4UK",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793580126,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T00:47:20Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grastino 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/s5C4UK"
}

What the leaf hashes

{"body":"870ed5ffb23acab2b038dd5b1a5b0591aa2c8908b29e7ef05472e9883ff595b1","id":2021861,"kind":"listing","method":"sync.erc8004/1","observed_us":1793580440218889,"prev":2021497,"subject":"erc8004:5042:43673","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. 0xc73a0afdd9b7d0347a0ed52f003e332456ec1483ebd234a5f9c96f14c6fdee5b
2. 0x2c1ee222c9411f26ae4299ce35e9302085bde2c01ac2d1e1911afc855868bd77
3. 0x138afd6966273bfad8d0bb3c735d15123f8e7a2c304ec133224916d4a31f693b
4. 0xa6a41ffa96faaa58a8d75eedeff0d21b27229da93b70a39c97d98da6b7aa1e78
5. 0xe369b1af7b55566a4cd13b01a2387256a48f9a726dd4bc79ff11d17f9c702ef3
6. 0x1da4163dcf4bf6b67f53ad59bd4367c11ee30b819e9e594fadc02c6dc9f5ae91
7. 0xc42837dccf34f2290010a2c347a0a041e2da1d2f2c315a2c7b669f3c31574c84
8. 0x56252b19f13201d854136f1c3bf2dfa476fad221e6c6566f31e721813dfffa16
9. 0x49084b31891faafb0a50d0bb6962058442f8d4ec6701b59c239809015ed823a4
10. 0x659b949a3f56705ee418b91f26512bad1c17ad3a07aead09a724e73e478c976b
11. 0xda35a59387ac9fc9e7dad8ab6abb65f42c79d9528024dcd4acb5c76b973f1467
12. 0x942740cddeed7123051e190307c21ccb37608ec5eeace8731911c10cf9acb06a
13. 0xafa7c2528a5e5ab2ec272c4794ef9517ca380c049b82862d11597b1e41a75b95
14. 0xdfd116d725e076b0e3bd74ff5682dfe6834735313673c580d2e58972567174a0
15. 0x5b456020389d8e0ef67f16a492c600b5b88189e59398bba308734db7e873e7e4
16. 0x37d31d28d0bd3743650d57e9fbf999efa4592cac831267f83aa125335b35a16b
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af