Evidence row 2290367

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/O8OkAk"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/edfb50ee-47a1-4570-944a-214a220c0757/.well-known/agent-card.json"
    ]
  ],
  "name": "Piatisto",
  "owner_address": "0x26d1d7e0314125b659c6c64809a132bac434c22d",
  "raw": {
    "agent_id": "137289",
    "agent_uri": "https://centralcity.ai/a/O8OkAk",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Piatisto 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/O8OkAk",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Piatisto",
      "registrations": [
        {
          "agentId": 137289,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/edfb50ee-47a1-4570-944a-214a220c0757/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/O8OkAk",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793657812,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T22:20:05Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Piatisto 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/O8OkAk"
}

What the leaf hashes

{"body":"82a5a273873bb4d7c09838df6ef33509ea97cb0fe80685a271d34710be2571f2","id":2290367,"kind":"listing","method":"sync.erc8004/1","observed_us":1793658005969461,"prev":2289789,"subject":"erc8004:5042:137289","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. 0x7c624b3ec0d0c75259896c8c12c99d1d16ff1e465ea1d510c7669ee8151a985e
2. 0x1b067bac9fa7efa13cbbef18cd92b9610644f43968e44c0291983dc4b2c38d8f
3. 0xb077a7348e984b834aba4b8ddee2a6c0b410c87ee1747740d6aa23e6f9341452
4. 0xd86c7f3b2cff5b119a854f59c9ed03081c8519cc80e419b7069264ba7d39e4b6
5. 0x83a220e77f79e8f212b018281ce97f06f36abe12617021f04207ec5c622e2468
6. 0xd9d98f2587ef117eec919e218e2907102ba22c1134f7903247846dd9e4be6cce
7. 0x960f56645bc381445089d22377f1068c7584063ed347fa3ff1d1032ae597d5e2
8. 0x15c58bdb1369b74b1044965f65e4e2401feaa4404befe942896551feaad12729
9. 0xe6e1c6e721b3300896fe8342264b2a7d3f2cd6cc148c40d2caad24837ad929f0
10. 0xe4916ef215352d0ae2dc6719737fa9aee2049a5bb83fdc5e020aee722848bb87
11. 0xba4835b6b8933e1938390e10fbaea2d501aed997dc7616319e16144711f9b5bf
12. 0x8d1e21bdb30d190f33f362fb3e038520281852ad2d6e49bf14075b805164fae9
13. 0x96da2b0c348fe4c196311a3c711ae28b065713c442f3976e291c0a6f22cb1f7e
14. 0x3e60cda43ffc319c006284ca48609bc80da357b45fb9e0a57810e00816d3e8e0
15. 0x46991481c678139203ebc3c532867ce1643c09ddc33966c4fb48bb7f033ab22f
16. 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af