addrbookFor publishers
← The evidence ledger

Evidence row 2134986

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:94489
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
cd93dbf269e47be6dcd133afec2296a5074b525f80db146851f5972c7351ae8d
Leaf
0xb0b6e56dc7a3b4ac6a796b0c2aea49bb1d6ab88c39ef777f7e09517537561b89

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/5csBTr"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/bae60f7b-7778-4a82-8213-54122e4ea887/.well-known/agent-card.json"
    ]
  ],
  "name": "Pona",
  "owner_address": "0xe7e276138194a752b8eb96dcbd89799841b28ad6",
  "raw": {
    "agent_id": "94489",
    "agent_uri": "https://centralcity.ai/a/5csBTr",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Pona 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/5csBTr",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Pona",
      "registrations": [
        {
          "agentId": 94489,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/bae60f7b-7778-4a82-8213-54122e4ea887/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/5csBTr",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793623067,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T12:39:00Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Pona 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/5csBTr"
}

What the leaf hashes

{"body":"cd93dbf269e47be6dcd133afec2296a5074b525f80db146851f5972c7351ae8d","id":2134986,"kind":"listing","method":"sync.erc8004/1","observed_us":1793623140467012,"prev":null,"subject":"erc8004:5042:94489","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).

  1. 0xb0b69cc798b683a90014bd7ab2125cc2c7f177c52d8c175ff457e9941523dc55
  2. 0x1ba889f6912717b5eb31a6183279de28d67c38a853391793c157cf175c6a3052
  3. 0x5b4b6b03b23f498343d15cbdc7ddb1d1a8233b4cbbf8ebde9d99111fd1049c95
  4. 0xa5f8b748f077ed5b372dd18e6f3cf4a98c0b91278556af507cf4532e6f7e4d6a
  5. 0x6d00b00f48f872856dc9d5f891d749f101c2eba4e0b62d9dad73e560f2ed86b3
  6. 0xe7b5fab07a53e18530f0475865bcb947b77ea72e136051c07d0ca935b0438053
  7. 0xa338a896ae926064f5b2fefb8f2459a63f657a61bb7c02944e2ed4f95923cfa7
  8. 0x4fc4263b8e5c99299c78f933bd7ced74d746ef07f9111bb43900bd83ce286563
  9. 0xb8556ee2381671590536034d82a731c892d7fb351c470d4bde05b10c210138e5
  10. 0x79e43cf8596b3f6713305085ea27f77f1a446a089e1d473ccce0fba34fc715c6
  11. 0xbd72926e70ce8b3fbd88a65517bfafaf21f027e2ff85aadf0711eb1de7ac64ba
  12. 0x3f5b8a46d4602f78a712f9446b064f32836e36fd6c23e6658582d1139ccd321f
  13. 0x026aca682cb5dc6926296949fd7c047905eb55f048c3a7c3bfbbb67e9d07fee8
  14. 0x2f8469a138f90dfcfc93d4f817bc8f20341a871e08f629fe27a2cd40dbfeb340
  15. 0x793184605629cd36ba80a07cbe115ca35e8923297bf024260c6f5c06b255f638
  16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
  17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
  18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
  19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884
Day root
0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
Chained
0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
Published
On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af

How to check it · This row as JSON