Evidence row 2284647

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/COVNzr"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/faa1af38-cfa1-4d72-b214-534e87575949/.well-known/agent-card.json"
    ]
  ],
  "name": "Kausa",
  "owner_address": "0x3581e5fc55b02841d613ca8c62572bead3043545",
  "raw": {
    "agent_id": "134948",
    "agent_uri": "https://centralcity.ai/a/COVNzr",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kausa 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/COVNzr",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kausa",
      "registrations": [
        {
          "agentId": 134948,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/faa1af38-cfa1-4d72-b214-534e87575949/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/COVNzr",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793655351,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T21:40:19Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kausa 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/COVNzr"
}

What the leaf hashes

{"body":"e11bee23e7675c46b10e0d811a5dd7ac234baa6746060e2ecbeaf306bcdc341e","id":2284647,"kind":"listing","method":"sync.erc8004/1","observed_us":1793655619154088,"prev":2284008,"subject":"erc8004:5042:134948","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. 0x754f7a16725279c458d4fe9b0cb01a05805679882a483c772c4f83b04f085ca9
2. 0xaaa37603f2543d58ae21d3baa78a24cbb8ea2178a18a3e883664f399b897a16a
3. 0x1e97112d56504623b25c40772c12468de56dca11b0793b2cbd7ba4a2843d1a3b
4. 0xbe1d0ee62378ab61d4e6deeeac5edbf1d9199c66ff334b137ec5963ca2235d74
5. 0x26bb79ee765531c8cc3bcf34b7efd18e6a9b05984ecd229bbc50f2373e5604ae
6. 0x3adc6feed0802ca43efbe2361f5c687bfd42f6f1214fa2a52f459f0f7f44f0c4
7. 0x6729c7092eb71e3b52bc94f1dcb0a40ef9e269dc2c2a347fd92576a154e3b3c7
8. 0x9b978cd99c475790bfbad58e8873012775bc5def30e2bb077b658755dece0ee5
9. 0xdaa6150ac983b387f555ea08ef40fd086ee308af9955ca39248aa303f4529042
10. 0x14146c18b763a686764f80a13ad201524627bf8446de44a867373969befd8e8d
11. 0x17f336620d19213ef9d6526cc969926d0d33f6b8c40b59024555f2fff36facbb
12. 0x5feec977b64b001b93395460c9aa81fb2cde50b38c4635f5557793eb53a80b31
13. 0xc661008e4484d030079bed4f257f712dbf632593873d45182aa879bd19ae8590
14. 0x05ad6b5d39c05b20c421cfd08a369494609a679562a35de106ddfc5164e8f853
15. 0x60dd7fd8117cbf3b80707f722623736c8c2b5b56277e8e78c9f81ef2dab8deab
16. 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af