Evidence row 2142271

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/QFMuuh"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/59cef9fd-6154-4611-aaeb-d7a1b059d19e/.well-known/agent-card.json"
    ]
  ],
  "name": "Kossino",
  "owner_address": "0x70966398c751f2b29bf7e8805e5df2a142de4dad",
  "raw": {
    "agent_id": "97389",
    "agent_uri": "https://centralcity.ai/a/QFMuuh",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kossino is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/QFMuuh",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kossino",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/59cef9fd-6154-4611-aaeb-d7a1b059d19e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/QFMuuh",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T13:15:10Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kossino is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/QFMuuh"
}

What the leaf hashes

{"body":"6a0df1e2884d5f8e47e20befef9f550283288e0b5f28b7b0c7204b0068c8afff","id":2142271,"kind":"listing","method":"sync.erc8004/1","observed_us":1793625310889508,"prev":null,"subject":"erc8004:5042:97389","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. 0xd5be845d9b0c82e275e9d543f15223a66e3c52df70237e991ce2c17c4241cd99
2. 0xd0d844df55a41dc43911a432e3080ff31b9f640b12e77168a6ac18d036ae1377
3. 0x0429a0b697ed08574d2c71990f9359a84bcf4094e8c77e5b0c733f6207b34de2
4. 0x7b4f8f5c3676272f71dd9d0ae10edc1a02be874dd33ec80d5866af75084536af
5. 0x4a24ad78f7a92dc9f611ff1532af94425d83d4f3c9c61fe3deaaa5664e1b939d
6. 0x91312abdef954ef7daa0b03fc83ede4587f8b9af3b0eab90232fb6b4e690e273
7. 0x4a1f18862292d5cfadffc1560f03fb43d8219eb1a22a7faaf88fae322da60d62
8. 0x4dd0e611a737a73e2da38fda23e143fb51d5b1b6f0b6c107919127276a1f9e29
9. 0xb248b0f523372d9123f58592e0c99b33f9ce9893513bfe9dcf8f1a022e430d4c
10. 0xc6dab1268e002fcdae4ebc2590f6e6bf90d217e83d9f44cca73ecbf5705cad85
11. 0x36d2017338871ac6d86bda5fd407cc327391d6094cabb24575c2290562e50746
12. 0x381b6cfdeaf8ea03cb439693a260cbb0d6ca9377a1c036675bd1e416d9d82eac
13. 0x6a9bee5282acc64846540deef79ef327521ab20b00328c4b297bc96a5b4036c5
14. 0xc94ac971f2e2765086823b6227f70a7d3fdcf267884d07ae0a3f85c1caf941d2
15. 0xa9134f4ed9cec34e13ba243b6a51db73753dbbb3b48c63bd82b22694813d2b02
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af