Evidence row 2991426

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/muNZbW"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f5eef733-be03-469d-b307-cfc9764ddc79/.well-known/agent-card.json"
    ]
  ],
  "name": "Plumpisto",
  "owner_address": "0x284a8e931edba5300f1aeaad366af045e99de5ef",
  "raw": {
    "agent_id": "242062",
    "agent_uri": "https://centralcity.ai/a/muNZbW",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Plumpisto 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/muNZbW",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Plumpisto",
      "registrations": [
        {
          "agentId": 242062,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f5eef733-be03-469d-b307-cfc9764ddc79/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/muNZbW",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793788526,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T10:36:26Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Plumpisto 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/muNZbW"
}

What the leaf hashes

{"body":"5b55ed312377685d5ad2423a63d14f8f6db2fe16adad08dac5eb0a37d67e5aa7","id":2991426,"kind":"listing","method":"sync.erc8004/1","observed_us":1793788586430742,"prev":null,"subject":"erc8004:5042:242062","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. 0x24a09594f0a7913489ccb1f349e95288132136d9947b38630420652bf5a10550
2. 0x45f744f5abc6ab1e7d4e2701d2d5e9cb4d8b2ad98c958bef4a989a6f336e84da
3. 0x55aecdcfef59754b3d1ceb8faf33d8a813a74b5cfbecb593e9556fe8193059f7
4. 0xd7e088224eb2765fbb2ef2aad324d3efa10ccddb96f55e3cb3b2c4b2cc7170db
5. 0xfbf75f44730d53c9b77a6d3827b317529d6709bca045ebbf9f9a4fa05918d15d
6. 0xad3fac72c3b18776dc8617323c55a2bffc378ff20150206e28d69303f47dc488
7. 0x1bf608e3aa2f1a38feb673f527ca27709ba3fa8d885607005678eb216cab6f47
8. 0x9f5137470c7c9bc1d075f7a70291cbbd3aaed80a537b656e78263ecdb34bbf78
9. 0xd652cfdf6c7250bd6457292140ad219c622bea0d9ee4939dcdd844df0a502ea8
10. 0x66fef31fa0bd03ab4d4291b2bbafd88ef226b805ef64077dd6efac38a002247b
11. 0xbc8732c7bc511a75f2db6f5f15041720fd29f0f35ac2a95a593b6907013637c0
12. 0xc971a3dc3e6ad2fc14264451910f59a1702c3aacb1c31bd2fe02806668814191
13. 0xb1276e1f18f62d3b9c0a70be1610841483216e942feb1363145e3c1c0833d0ff
14. 0x982622869faf0b6bcbb8f0ada964d53e5e1bc6926f14fa553ea0b7f41e0643b7
15. 0x4abf06392be817fed1d4142854589c0ecb4a0254010bceee86244cf6d2d411f3
16. 0xa9c5ec1f03532da98f64c2c9386083d4c5202ff37eb07bd4beb6b8db6e4b8c1e
17. 0x01c26569ec8e231551522ab452fd5d417c3d66f29c7c76886a8ec295a18dd624
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345