Evidence row 2157210

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/MjiUCf"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ec1529bd-36a3-4a01-9e2e-7de6c3bb4136/.well-known/agent-card.json"
    ]
  ],
  "name": "Hantisto",
  "owner_address": "0x925ad628762d5b40cd412bf56b4b7f50ed27095a",
  "raw": {
    "agent_id": "104348",
    "agent_uri": "https://centralcity.ai/a/MjiUCf",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hantisto 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/MjiUCf",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hantisto",
      "registrations": [
        {
          "agentId": 104348,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ec1529bd-36a3-4a01-9e2e-7de6c3bb4136/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/MjiUCf",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793630308,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T14:39:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hantisto 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/MjiUCf"
}

What the leaf hashes

{"body":"c828e4c0c78da82d3529d3d7069f0bd4f1636ddbb4e30629ad95cca33052565d","id":2157210,"kind":"listing","method":"sync.erc8004/1","observed_us":1793630356515987,"prev":null,"subject":"erc8004:5042:104348","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. 0x5654801ff4dee4ed5e9cc5922473420afc512da507531dfb3ddcdf7b2e2feb69
2. 0xd36af632851c276c2488f71501e7e243b3848d8341d77b174ebf63778654fd3f
3. 0x37e1933905c29ecd1f1374e927ac91b0903826c5d45f94d9e7fd8ed211f6b5f8
4. 0x31aa364f09c0075259416fbe223071b3140625d78883e414940226b1d5811cb6
5. 0xe957c79e5fb470af16fb78ce34a4f3f10d775c52d06216b4af7139ff50428ae5
6. 0xbef89e805273735f49dec1e20d221e8c5a754dbb96a95a5334dff46db5363122
7. 0xb69d0d7f0bd455fee76c400a1a41e03c6fb510b4158a396641b172c944401220
8. 0xde0276c707ae71d02243ceb975aaed27cb76772ccc78ca87cbdddfed9a688839
9. 0x04bc761db1863aaf6efa217d28e7e2adcb7fc889082b16a8cd5f496e683ee85f
10. 0xd869d5682d486bc1df86d8e9978407218fafd34f6fa6dd2e3b39a6b7cd8079d4
11. 0xab9a1517128e723243d9958d6c6231f966027a9c6fc2768f9ecf8c5fb4ecb1d3
12. 0x2727e7c2336a75a0876e84ae6f327ace6742a4c51a4090c4df7b9a7d293da742
13. 0xb5b32de12fac3b68a23088b6007f1052bd84011d7da80663c8664b4a4c7bcebf
14. 0xc73349c9955998a166e6e5920ac8ee0aa7bc6c9d66bace60f6dbd465dd9e0530
15. 0x52242d46cadab5f421a6f86c1edc6379b085ae98482fa80904e4a3028c1849a3
16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af