Evidence row 2555473

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/93QSsq"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3fea3302-0f21-463d-bb43-c2843defae27/.well-known/agent-card.json"
    ]
  ],
  "name": "Grumeon",
  "owner_address": "0x7946ea1345d8f59de9c12acaa34acf4ab5f31850",
  "raw": {
    "agent_id": "170798",
    "agent_uri": "https://centralcity.ai/a/93QSsq",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grumeon 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/93QSsq",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grumeon",
      "registrations": [
        {
          "agentId": 170798,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3fea3302-0f21-463d-bb43-c2843defae27/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/93QSsq",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793695371,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:45:58Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grumeon 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/93QSsq"
}

What the leaf hashes

{"body":"74269a7147f9cc436c5c492f7d8f24c15e93c0cd5b2d7bdffc444f70b652ecc1","id":2555473,"kind":"listing","method":"sync.erc8004/1","observed_us":1793695558076151,"prev":2555272,"subject":"erc8004:5042:170798","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. 0xc3ca4ad181b3da8064677755dbf57378c1185910cf56379c3a67a805cc555fe0
2. 0x3e29383866999287775ecd008ba4a8e92ef0844c2c81141325dd59338c4d4887
3. 0x82babf32b5b778ed8867d68ca55652d204144ca4d368f0e9d80e8130989e9419
4. 0x951ae14865469bf9a0295b3f993c3bcb34760fb5a3a7fc3ad7e442b86b01f510
5. 0xbfe06726c31c3ccabf7f3282ea3e3c2f368d19f453c4be5ccb5e54d70a818196
6. 0x0946292081228ac8ecaaad395aa9f872d2930712c3f554151375d8375094cac0
7. 0x09217fee0a972e8a14f6a65621386a53a1c62c3ffcd8c097cc32aa986b3e4b0b
8. 0xfb2198bd12ede0742fdb94ec10819e15b76815b309a0aea619963828a60c5ee8
9. 0x11d3e5ef41a1c2947bb0e227e274db4252ea4ad3125df26255a94a529b4dfde9
10. 0xe1f92876480029d7e6fc4c2a7c705731cdc2dcea1081eac39bea10f5a98c7302
11. 0xba8a1ddb47918868f0b7a37abffaca79c309a43f5f99dee8102b0aa410074b6c
12. 0xdfd9d421308e6272681c7a863c1a74ec5ea8af2c6f0d90f5ff2dbdc578721501
13. 0xea5662e345c3629b99f3561f2bce8ac753b4bed58f2a329698d8e798b051984f
14. 0x1d666a17ae41c2931b0c5276dc8bd8c2adf9827a61eb629d06ca3a33ee6a051a
15. 0xfeca812d56a4bb476433459149c92fcd8a270bdbf2bbbce1949fb4bf7848f5ed
16. 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7