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Evidence row 3344988

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:315739
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
2aeae1516ea1a5c36add07f9bffd272303ac8699e3c26dde5aad1eb7aa944f53
Leaf
0x61d4ae6571464263e2cd2704f611adde8f09fa3bba4805cfe6fe23b5c3281dfc

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/nDw1Bv"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/02ceb869-3964-45d2-8f0b-2c777986adf8/.well-known/agent-card.json"
    ]
  ],
  "name": "Meisto",
  "owner_address": "0xe5711584b74579c0535b723e75b79db617107221",
  "raw": {
    "agent_id": "315739",
    "agent_uri": "https://centralcity.ai/a/nDw1Bv",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Meisto 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/nDw1Bv",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Meisto",
      "registrations": [
        {
          "agentId": 315739,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/02ceb869-3964-45d2-8f0b-2c777986adf8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/nDw1Bv",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793840655,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T01:08:13Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Meisto 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/nDw1Bv"
}

What the leaf hashes

{"body":"2aeae1516ea1a5c36add07f9bffd272303ac8699e3c26dde5aad1eb7aa944f53","id":3344988,"kind":"listing","method":"sync.erc8004/1","observed_us":1793840893558148,"prev":null,"subject":"erc8004:5042:315739","subject_kind":"source_record"}

Proof

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

  1. 0x61d4aae158581397ca373d692dc9b9e681671288c11a269c284fa9f514a36ad4
  2. 0xa4288878a1ca2e56f15f58ef5b4784e9620a2d9a43bd24026d456e0d44731dc6
  3. 0xb34be932cafe0146baf81f6e14908d05b0ca126ac4d978a1c429141307156743
  4. 0xcd8e0b2be5faef9acef849f34b3e5c8ba77f12d544f62229c75fb10560193b52
  5. 0x9ab4a49c8ccb9053e7ead1e60d5a291d2bca3e581e51f9ab7aa3636705ecebbb
  6. 0xfc33d7a8c7063f58f9733184c68bca495599ba50627e0b402074e4bf252cfd30
  7. 0x8299bc3ae7079a3929f3da296c16ffe61c53f4efbad6da7d5f6f017068f8478c
  8. 0x7dc41298604957ace7891bfc09342ddf2c5c7eec3950dcabb43b9cf521fa21b3
  9. 0x8ab948a69377463e717d3930ba5914bccef429b3cb69d1253d2a7331f384eefb
  10. 0x53f6aeec636e954c191f8beee53925ec32a087d16981014815e8d2684d7baf7d
  11. 0x90e1b592b674ea566e0fb40e9638fc0c5e960ce7645a0d123800968bcb90e1cf
  12. 0xaba79882f91bcb0ea7d524211fa30481dcccd08a99558901f6fca4b7d98d4e60
  13. 0xd034548722c9504904677c9c78a99cfd999046f6ba62128a4b775870b4cf2403
  14. 0x46ef5af0b7f0274dcbd6f51f6acdc148191a732eb4945d58cf9ab96f1f37d590
  15. 0xd1b826c1036e86032791eb321451282a424bfed64c08ff605cb756a1f89d4ee1
  16. 0x01716548fb56e8e74ac29a1a638626afc662ed7e187bafcf089344de82365b83
  17. 0xddde0b0de5219c91c717b03cab5216193dc0f26fb006aa8ba17020a71dbd997a
  18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
  19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b
Day root
0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128
Chained
0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2
Published
On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94

How to check it · This row as JSON