Evidence row 3055211

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/lrpsc9"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a7a64c0f-8af3-4a19-973e-8e07ca8a6323/.well-known/agent-card.json"
    ]
  ],
  "name": "Birkisto",
  "owner_address": "0x9102dbf759d23461ae16140cc4139896fbeab1ea",
  "raw": {
    "agent_id": "279202",
    "agent_uri": "https://centralcity.ai/a/lrpsc9",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Birkisto 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/lrpsc9",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Birkisto",
      "registrations": [
        {
          "agentId": 279202,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a7a64c0f-8af3-4a19-973e-8e07ca8a6323/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/lrpsc9",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793818985,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T19:06:14Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Birkisto 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/lrpsc9"
}

What the leaf hashes

{"body":"2cbf96b093f9b64e0f25fc3cd0a8f71221d5dc50b2826e18490803a1d5e003b9","id":3055211,"kind":"listing","method":"sync.erc8004/1","observed_us":1793819174802454,"prev":null,"subject":"erc8004:5042:279202","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x3ed2d5a73fc12e2cc5d12ccdcc781b2cd528a0dc37faccd961076aef24b332b2
2. 0x8db3d77d31674bbd1b5ffa8f2327587deab1cadd7000205bacaadd91edc9714c
3. 0xf4b6ea80494b565be175b6a87dfe0c3a0e219bc2321c8a960772124e6512a846
4. 0xcd0c0417dc36d44e59204a11b1ccb62af75c746efc067cb6b0b92a36c22dc52c
5. 0xefc837d32b94bd31acf9424bbc81233c64e1c49c65932709e9a5dbac2daba414
6. 0xb231096715feb32f651714ddfb16aab22fff2a1f2480dc78b4eaf872fe6b7f20
7. 0x7107c1660cddd77d8f64694bdf27d20db9e91ea84efdcb707e7997b8cc99d3e7
8. 0x369d38ae67789fd2fd9a839e8a57ae08a66652cd038997f57bb209b60f11e435
9. 0x5477152976769afda4f2967012071a1592e768f219ee994b74348bc9bbf2f18c
10. 0x8444411702767bd72af25a845ccbb5e95f896aad6c7cab4a3ea30abb28b74e37
11. 0x5d896628a8e6883aefedd429f4f4da07969b88e8fff60c553bd5f2a23abdfe66
12. 0xdb4218b53c0846c907f5edd52244c38ec0fd35cf056ded14245df9b677cc1f1d
13. 0xdec29d7e4054f7f2feeecfedca93a5f55f6fef0ef1d96f5adbaa18d4720c8c77
14. 0x5d4b40cb7f9ad30e5c7ff0e3fa47a02233729423e5c48ec0640a59e60b744db9
15. 0x0e7da910ed6633cc83110a62e4cfaf050cec994a935be0ff6262890125f0d2d8
16. 0xc8267b28cec4406122f99bfc9732f9bb7e0af530b05633084110c1bdbc4a7cd5
17. 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345