Evidence row 3442219

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/yjhiTt"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/da203d65-1ce1-4d88-b8d4-069530c0c084/.well-known/agent-card.json"
    ]
  ],
  "name": "Sampose",
  "owner_address": "0x220bd423889c52d8938e42980922a07d51cad23e",
  "raw": {
    "agent_id": "349005",
    "agent_uri": "https://centralcity.ai/a/yjhiTt",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sampose 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/yjhiTt",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sampose",
      "registrations": [
        {
          "agentId": 349005,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/da203d65-1ce1-4d88-b8d4-069530c0c084/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/yjhiTt",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793904710,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T18:54:10Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sampose 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/yjhiTt"
}

What the leaf hashes

{"body":"c6d8aeaa4ab682cd971902a15ecc6d9aa4b1277dcfec3a50ac12689d21995f7d","id":3442219,"kind":"listing","method":"sync.erc8004/1","observed_us":1793904850853579,"prev":3441734,"subject":"erc8004:5042:349005","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0xa6bff52fe47e7c86fd6c841685e8695418f9968e248dc8a7af334e4c896c7142
2. 0xcca6d92c31e81930a68a1c9f4285df6e68b3669d95358090333cb368c34eb82e
3. 0xcbd4b1d1aebddc49e35645e768eda19e9a3a8b3e8df3a5a6dcf373461c855d02
4. 0x389453459584fac0030239a5447b9048fb2ca42ba37c84dbfa14d23e6affd225
5. 0x91e85d291c73df11a4864d2b8ff2697dbadb1ceb8440f2a72d54bffbd44a4b42
6. 0x37cfd59880de9d571ae8068c3497cbf67fd2080798d602389207cc890410180a
7. 0xabb61f548df252eeadd45d0b112fa0bbac86979ba10e58ed5af858deffe182fe
8. 0x551a63bed67ab13e61923d301bc71d0d4b3fb95d0d7eed7afe6a5ce3dbdedeff
9. 0x3cb5c17d878615290aa654b31c46faad590a3d9604ed9c6703c79c6fbb2c8cec
10. 0x87be59b3a872ebf88f188026fa505b52f728ffd9d81ca812387150b119a31d3c
11. 0x95bc816fa71968b23f1a0bc53c161f4d3ac399b9f70938ec51c62a279630bc59
12. 0x39dffa2dfe5eff287629750e25f8660b3206fca0fdeda719be73ff213af84cfd
13. 0x57cf19d44d9e81bc14fc4685e033394f8b05fbd0eb27f3965637ef52d2d4b40b
14. 0x9b9fcbddc5e61cd56d284bbf85f74d7b6024baa4338a1e4f6406e8c01db66d25
15. 0x1c65721edf79939e1513441d5a9e3be301d6801a492ba436ec3148b4e982f044
16. 0x94ca8b6a95491be1f3ac6de55d756552e3d7dcdd3a530f60ac239342f2227667
17. 0x25f3843b1f8d3ded906cf440101c0137d8f897b0b72f946f0d5bc12c3da6b136
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94