Evidence row 2159675

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/y4ZC8X"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/142a6a7e-4178-4444-818e-bdf27f6e7a18/.well-known/agent-card.json"
    ]
  ],
  "name": "Grubon",
  "owner_address": "0x6f71b0a98d79dc286549c54e9308a8e724169c36",
  "raw": {
    "agent_id": "105385",
    "agent_uri": "https://centralcity.ai/a/y4ZC8X",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grubon 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/y4ZC8X",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grubon",
      "registrations": [
        {
          "agentId": 105385,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/142a6a7e-4178-4444-818e-bdf27f6e7a18/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/y4ZC8X",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793631230,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T14:57:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grubon 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/y4ZC8X"
}

What the leaf hashes

{"body":"12ef99d8ca8753ec8c55eb79e5d134819d31d8dc42b5c9a742d83d733da22040","id":2159675,"kind":"listing","method":"sync.erc8004/1","observed_us":1793631431128979,"prev":2159245,"subject":"erc8004:5042:105385","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. 0x03d1f8f3dca9982478439cd9e912f1a0a7cfebd9efd9fdd522ef40296c46bb4a
2. 0xf57046fa05aacce3a45e7262a1fb4c075e72d0ed9fd7c183e93caf2f449e96b6
3. 0xef653a8695b178835bcea2505d2f02c7a25ae5696c46b453ae6d90b8968ac565
4. 0x1a4d89a4efb0413e8a3d8ff15aa5870dfabc51a198818ac658eb48d4e2acc63b
5. 0xda76fe33b7e004e5d5c4e487d3d3d0014a41ebe6d6b9310c58ce98d4c23b4c72
6. 0x05e49c3e1dd06f2734b71b56c20cf4d34e86dc66fd8f5be8aff876dd2568324d
7. 0xcb673a69420a06525713b8cbd81b67fedb8a43717362fa6431f3496b83250d32
8. 0xc573e6e487828895e67376c6c7e58b0a86f458ac989aa2ed5c59260f9394ac90
9. 0xeb864734f9c2f22099464df12f9e970822b858a0bde0f4604d4323990c5db77a
10. 0xa222d35636852bc42365187b322e40c5ca0f63803966d6b033c70677acb2f58d
11. 0xb00d74146bafcb898ce02fde92fe625ed050319119aef4d9f503fa8370c8b24f
12. 0xf11ae2cb1682c9682f842de4b47631873e04eb9bb372b2940fa325facb202e3e
13. 0xf7591712adf911c6cfa936eea0be6a219c802459fb85a626a46bcc03207d81e1
14. 0x9acdcc385ecc9f1094faf2e01677d863638d23bede5aed4ca22def76698e0af3
15. 0x150a4dbcf309a6bb857da0b59f7588bd57a20fca094e579bf41d6cc6df9c7bff
16. 0x7cb861d18f06406535ade133f716d897f27d257cf0121f99d94c78c713c4b54d
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af