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Evidence row 2521616

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:157076
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
1968db7d5cbe6813ab59ddbde045dcf0621a429099d1c4f4145fcbcbd3c4b0b4
Leaf
0xe50414b2805fe6d569f8c6d5c1d1d153942ce95c6618d0791e8b76a40464b6ba

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/L1I96j"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c714f654-8707-41ea-a82f-1ad1cb4e5660/.well-known/agent-card.json"
    ]
  ],
  "name": "Massunder",
  "owner_address": "0xe7db264d388ae2459e8bbaee3d6b1d8322950640",
  "raw": {
    "agent_id": "157076",
    "agent_uri": "https://centralcity.ai/a/L1I96j",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Massunder is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/L1I96j",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Massunder",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c714f654-8707-41ea-a82f-1ad1cb4e5660/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/L1I96j",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T04:19:35Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Massunder is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/L1I96j"
}

What the leaf hashes

{"body":"1968db7d5cbe6813ab59ddbde045dcf0621a429099d1c4f4145fcbcbd3c4b0b4","id":2521616,"kind":"listing","method":"sync.erc8004/1","observed_us":1793679575969589,"prev":null,"subject":"erc8004:5042:157076","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).

  1. 0xe5047cee7a94436c1246638926282f09d55768d9b777c5ba1720004b98a32c3c
  2. 0x93c91519d0b1616b87d09f39cfcbfc86198a09938f22e71bbafde875bb033da0
  3. 0x4676ae1144aee7027b08f5ff4551626238d1bc254c80f97de4f447ba1fa38667
  4. 0xcfc595c45e604a7c1a3ab4bf34295cdea27ff9e01af533e1f03856336d79fae0
  5. 0x4a71b280beb8e60aee067af631d8a716616f3d09b9c25a93329466b39a72af67
  6. 0xcfc3a43055744bf823d4d26ed5a4aa54324a6452b9116fb961a2dac587485448
  7. 0x0fa8452c04b3c9352b28a703329fae476d9adfdf7626e2eec4dfd5e474a311b6
  8. 0x1c88a383bbaac7c2733a1a6b44596ac053d043a0a7d9ece395c429a5aa1d1b9f
  9. 0xce75d97bb59442c94a50c7ad5aaf84e47694b4123bcc2005fd2a60e2d70f19bb
  10. 0x298355be98446486747c5d1a85c407bbf9bd721eb451f761f54179601d94d6d7
  11. 0x0e6c3d64ce3a31c2664fd2e8cc383bd4e14ae0dcd9b9fc8ef16f9fce0ef0dd79
  12. 0x8a2b27ce9e13b66cef6d1fa09c15a96f8e498f7102ac3524efaae6737b11d546
  13. 0x45ba4607b58bd503d8501bd96a0477f9bb52f44b7e9c7927ec982f240f262131
  14. 0x88002651b75eed5296ce4ff2e29616d59737fbfdbd4eb1747342b2df0368963a
  15. 0x006ca23845a42a2d7f3ffca485568321f0deef0a65ff45709711a78f8e68aa0f
  16. 0x68c6b9053bb76224fd0e15585b411d440e30609e5a4fb17301a7d24e9b177e60
  17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
  18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
  19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON