Evidence row 2505980

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/jAk2oB"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/03503660-bebc-4397-9b7d-ac9101f807ba/.well-known/agent-card.json"
    ]
  ],
  "name": "Noseon",
  "owner_address": "0x28d39ed44598d2f1522c478a758b321ccb82c8f7",
  "raw": {
    "agent_id": "151009",
    "agent_uri": "https://centralcity.ai/a/jAk2oB",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Noseon 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/jAk2oB",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Noseon",
      "registrations": [
        {
          "agentId": 151009,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/03503660-bebc-4397-9b7d-ac9101f807ba/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/jAk2oB",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793672594,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T02:26:09Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Noseon 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/jAk2oB"
}

What the leaf hashes

{"body":"c6071fb584da94d7a1c4ddfdc960a45cdb8d134e4f9e2c562ffc4c66a590e9c7","id":2505980,"kind":"listing","method":"sync.erc8004/1","observed_us":1793672769941889,"prev":2505414,"subject":"erc8004:5042:151009","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. 0xa56672e39d8cf94d0d9c3f8c0c0af1e3724e34674c0a224c9872f9c1ee40227f
2. 0x676ecdf4c139cf4bed6e2f44c76623e02254966d1b686163174e8dff33d546e5
3. 0xdeb75761d57a4f0c481ad7263d1156450df22d1abdb9d46b5dca0edbd33a75ea
4. 0x0c228d0d729dbf77f30cce7c6d2bb90286c3aa9e716bc6e2b0c7886b7de188d6
5. 0x2ad717511dd86911f40c0719e20839ca5cefe74727be892e0878e2cd6982370f
6. 0x73a0f517b8bfae0be1dbc2a9dc86a20dbe7e0dda7642331db9a653a2d55f2432
7. 0xfb1343d49b79e80a1faf17c68212d05bc1d16b867fee64255d95e70659159c52
8. 0xeb9fcb5464012102f318368dfefc5b66f1e6598e3a441afca8accb446133203c
9. 0x2cecdc5b0ba1a9835e7ea701b341b34cbf6bc79bafa86a687376b801aa040316
10. 0xcd7acffe200037d33a54a2342d4715c2a40a5266a77f36f8ffe8c4ab21bfe71d
11. 0x5ce3c55295b65f8847fc736e73049a40fcaf941754c17d5f2441a712a45f09dc
12. 0x815a60e45e734228befa37c27152dd91545295d9f9b2b149d67f91c9810546c3
13. 0x53a3eed7cbfaf81d389119a28838f038ff9374739b7125ff237e74956b8919f7
14. 0xc11e64de1e3489c6f039a4438e19d61260cc35d128740205319e373cf66438a1
15. 0xc8c3351be4f517ca5732d6f5ee3d1d64170b8e4410d31b9c614949031fbc07a0
16. 0xdbc1c0882584cff2eba84dcd18af41b5fd070127c962a21b00db1ec3e352cc94
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7