Evidence row 2553896

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/FWeXIN"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1034fad9-dc21-49c1-88b9-7445e250395e/.well-known/agent-card.json"
    ]
  ],
  "name": "Reefano",
  "owner_address": "0xf72893ffcb8383e19c3927c6e3e88bf79404b275",
  "raw": {
    "agent_id": "169642",
    "agent_uri": "https://centralcity.ai/a/FWeXIN",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Reefano 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/FWeXIN",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Reefano",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1034fad9-dc21-49c1-88b9-7445e250395e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/FWeXIN",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:29:03Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Reefano 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/FWeXIN"
}

What the leaf hashes

{"body":"99b4a1a37c2b7027c30add7f5499987b6f816e78bb6b239f6094414dd3f5b362","id":2553896,"kind":"listing","method":"sync.erc8004/1","observed_us":1793694543087465,"prev":2553086,"subject":"erc8004:5042:169642","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xe57acc7b1ccdec1d05428124a6cd80c8be21937979dd46c214bcf1e0acfb7b24
2. 0xe09436d43215685eecb93ff4f5d81dc2ab4f00da39495eb1a5f7afe155f8e78f
3. 0xfe3b85387bf206c5e9f0eafe0527bd99341d83ca9aa52d706bcba67cc58c1c45
4. 0x40d56c2cf808cbf25eacd7267fa84b599814ae7beb4ed4a0bd03e8dafae64673
5. 0x3d71badfcb5b9edd28c5e24d3ce0af7ff9e9fd134b77d80066d3687e0ed1864f
6. 0x77800e6a2cb024f3e9d98e50fb0c73c9741fb0666a1bdb3cd5fa69e1947d0fed
7. 0xc60e0fbec510b1d67d53546ff684bc840fc921be5a714a36240d1e415bcd5e68
8. 0x48c24901cfa1c12b668c86ef66a5e1c0160d259cb6d1c5cdad1b196f832af6e9
9. 0x101e1f9413dbe13ba8c43979fcbe3ac46b8fc952ac0710a7f9e5428089f9b22c
10. 0x2f7746b5080dacdf46e1d032bbe43ecc435a02e93a432a6e1a16977bb1bbeec9
11. 0x8b0ac09c2419086d35aa2d1c7b609aadea690f4e42bd8a70dff1641260bff60c
12. 0xb7e0bfe9c93f5a8b8afe006a8e71b52816f9ebdb214bfdb58d7838115603e756
13. 0xbcb7e33710288371b8a8f9598748fadd8f5ccf7e279c079db0a58ce353bf38ed
14. 0x88002651b75eed5296ce4ff2e29616d59737fbfdbd4eb1747342b2df0368963a
15. 0x006ca23845a42a2d7f3ffca485568321f0deef0a65ff45709711a78f8e68aa0f
16. 0x68c6b9053bb76224fd0e15585b411d440e30609e5a4fb17301a7d24e9b177e60
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7