Evidence row 2507818

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/0S5fA7"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ae90eb1b-8d31-4ba8-b857-112e81cba878/.well-known/agent-card.json"
    ]
  ],
  "name": "Brisso",
  "owner_address": "0x146a0fc9694d2e1a3fafce7a5da0b5c901e40839",
  "raw": {
    "agent_id": "151755",
    "agent_uri": "https://centralcity.ai/a/0S5fA7",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brisso 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/0S5fA7",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brisso",
      "registrations": [
        {
          "agentId": 151755,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ae90eb1b-8d31-4ba8-b857-112e81cba878/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/0S5fA7",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793673186,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T02:37:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brisso 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/0S5fA7"
}

What the leaf hashes

{"body":"0f0d0563b1d3cb30258cbf861efcb11595afa86e72a25d0e5f5e3dc84cdbef72","id":2507818,"kind":"listing","method":"sync.erc8004/1","observed_us":1793673436078584,"prev":null,"subject":"erc8004:5042:151755","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. 0x4951794b33e7fd782e90431ddc55ca999d4b1bf6341a17f2fcb02593cd76c82c
2. 0x65265214901db00716bcc47ea5c075ba37cac9cc682852ceb6cb18f171fbbc23
3. 0xa81bee2d0e7e2fe1e9a8087fd1da7d6f82887a552e7a652719440d05a8e4a0a9
4. 0x695cbe187baf05ba94d95ef5a01d294569341dc7738863bb0d59f8815a2dcb93
5. 0x41630f94d7e1b0d8065654e5971812343d5600369b88eecabcd023d22588f6aa
6. 0x6a34e8594192150ded349909e0ef00810937917eee9f133fe6eb8bc99097bbc4
7. 0xea332bae7cd48c4265f2817b392c97033a501af968b77ad48d0623e3308ee2c0
8. 0x2c2b8c05087e7f062710106832ded4babeaa067c360030992e208b79327357ac
9. 0xd564eeab5e5547a4d6906cf68f184c15b6e53190f03799766d3be4f989132335
10. 0xf251d468c1a1b397a29227b9e1a308fb5c201f7286b3b67e6da276daf5de0b0a
11. 0xc736170b5ee322d1cd074fcdd1a23fe59e2706d2dcd73830b70d53ab1b09d4e9
12. 0xad3975ca058b9079797d664a2716c3026ce9b3cf3c17d86c40963ac4a531b020
13. 0x4d71df216aea86c4926fd51f5108f2a3e02d1069065352831adc974ef8b478a1
14. 0xc46a5ce352649d53ab9bec3f87fd24e34046a987433894bf1e8165e57badee79
15. 0xd106fbd3b5dac57c72dd4fc8931f69b38fd5a542627e63d015b63dadf2188a2f
16. 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7