Evidence row 2289759

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/mubpoU"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f44794f6-2ebb-4d89-a027-7d867f280039/.well-known/agent-card.json"
    ]
  ],
  "name": "Desseon",
  "owner_address": "0x5cc998b82538246e1c7625b8c756a9cf66ffe618",
  "raw": {
    "agent_id": "137260",
    "agent_uri": "https://centralcity.ai/a/mubpoU",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Desseon 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/mubpoU",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Desseon",
      "registrations": [
        {
          "agentId": 137260,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f44794f6-2ebb-4d89-a027-7d867f280039/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/mubpoU",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793657495,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T22:14:36Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Desseon 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/mubpoU"
}

What the leaf hashes

{"body":"56aa61ca09b812a523169e2491174d94cf65c6e517c3349233e167f735ea1887","id":2289759,"kind":"listing","method":"sync.erc8004/1","observed_us":1793657676006169,"prev":null,"subject":"erc8004:5042:137260","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. 0xb15d3bdf65d17cd2b02f6c7f7a380cade5ae01fce856699b78ae9f88c22b87a6
2. 0x445e57b14d10ac677ba577b5b8aa5c0caf854cc5cbac6f0c4fa1026da4c3f143
3. 0xe757053e8b9b6eed6fc32e727b1a94a2c57eb460a0c55fa69fc5bd8018d45dcd
4. 0x84155b4278cec0762be4fcd3eb87d0d283bb61fe7373628a4ea1ea7bd4d3177d
5. 0x3198d87ac88bc392d523cb055960d6c9895fe99af77a4c83314b892fd5ad0310
6. 0x43927e8c15dcff220a41ab67de44431dfe37d546b510784fbc5b9e06b89aff80
7. 0x247fc05e7fe0a83b08edfa329fcb38b2a78a2fc8e0cc6689be1926a1c0567012
8. 0x4fd7d53b1a0aa7262181369df13dea7d8c90de7e8118e527b5c221fdba4632a3
9. 0x64e2e126083260757fc2307b42123c7fdde08ead486a2dabbb82e16a71b43d8d
10. 0x24d1221d1292a4277b9cb1fe8444344412108a6aeecfb88a595d71a0dbaad4b0
11. 0xbb67a5c023ae809b439c6829ca844c48fdfcfd11a0e6adf9b3ba8651a66089d5
12. 0xf087d871ca9371733715e0ee714284dde8df08d54c23411920c514ebc8cdda25
13. 0xf214768748b83271814cb189e6d8ee47b2a524b5f96a73f108b1dc6771b128e1
14. 0x2f8469a138f90dfcfc93d4f817bc8f20341a871e08f629fe27a2cd40dbfeb340
15. 0x793184605629cd36ba80a07cbe115ca35e8923297bf024260c6f5c06b255f638
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af