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Evidence row 2730801

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:213151
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
a09821a17650a55dc85e2af5561dc3cc78007c57964a5c0e3b237b64d2b7a305
Leaf
0x3b91e566686f8cd89ab04ff89d10893ccaf8e0dc2996b7c4664b45445fe83562

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/DJ9xQh"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/94dfc2fd-7cf0-4cd5-816d-e30d636dd4a1/.well-known/agent-card.json"
    ]
  ],
  "name": "Hempon",
  "owner_address": "0xe8b1e14536eb2e7fa46639939dea0b23c0993971",
  "raw": {
    "agent_id": "213151",
    "agent_uri": "https://centralcity.ai/a/DJ9xQh",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hempon 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/DJ9xQh",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hempon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/94dfc2fd-7cf0-4cd5-816d-e30d636dd4a1/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/DJ9xQh",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T23:59:04Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hempon 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/DJ9xQh"
}

What the leaf hashes

{"body":"a09821a17650a55dc85e2af5561dc3cc78007c57964a5c0e3b237b64d2b7a305","id":2730801,"kind":"listing","method":"sync.erc8004/1","observed_us":1793750344634943,"prev":null,"subject":"erc8004:5042:213151","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. 0x3b919a79bc121075e7df45d11810bd82cd6cddf2dfab4d95e299858c34775721
  2. 0xbbeb909061b1bf720019dfebc6b9a52dee8ac3863be045f79a082c44cecb11e5
  3. 0xa973219060518e747f71b071c23ca190cbbaac3083bedb0a548c1a524d5dc7df
  4. 0xfa16467696aaeb8ab34cdd56f7484029e7e501b95ad531b0408c8d38bb1e2392
  5. 0x31c805338370770c0ab0e326d8eb3d3d51173b84692a332d2ec4dccccb176734
  6. 0x9f96169a455a69ae90f7a929963875499e759f76c04f927db06bf65bd9c24cc9
  7. 0xf196a71468b7c28d9f1cca6f80fb80769ed7691eb8370463647da602efe08d80
  8. 0x16b3f39f38fcd014f104f9d24822683a9bcb0f6abc98fe9352c0ba75f4feba72
  9. 0x83606c9f036d69e0104d6722ae2738c1213180630dcd79bdd17d8f0df8f51098
  10. 0x31d3f0166d2a9df3da34aff783d0c5a938a6cf17fb38816af59483eca30bdf48
  11. 0xc084c76a3d5cac0343908b99f192f878e9b6fbb359f841f6b1f56862558f5b45
  12. 0xea38c9b040f000c9046dc25881ee4ae70a985c0c67450e184d70cbf62dc6538d
  13. 0x4b5945b20d05d42156c060247cc56b9fdec8b90fafd1729214fa76f3a01f9139
  14. 0x5ab1ed3fc67f5a9ec3583839ed81e49e5b844fa19b679bd6a3514873d183203e
  15. 0xeeeab58fe0869203702d6caa20f3db31453ec2f4ac7b99890f0842a5616a7f99
  16. 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
  17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
  18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON