addrbookFor publishers
← The evidence ledger

Evidence row 2282288

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:134114
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
fafab4b931789da1fde2f18c8f5e2b9aeefb06deec2148bd345ea67a84f219d5
Leaf
0x472e0328cda9717e6c5ea7e405adef479e272f09e570af047d3190dd4ab294c8

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/n7eflF"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7e6fc3ab-5089-4fd5-a8ca-6bf34c054fca/.well-known/agent-card.json"
    ]
  ],
  "name": "Kaster",
  "owner_address": "0xb946ecfa03c55ef544a26fe75a34916dadff0a31",
  "raw": {
    "agent_id": "134114",
    "agent_uri": "https://centralcity.ai/a/n7eflF",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kaster 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/n7eflF",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kaster",
      "registrations": [
        {
          "agentId": 134114,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7e6fc3ab-5089-4fd5-a8ca-6bf34c054fca/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/n7eflF",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793654561,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T21:22:57Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kaster 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/n7eflF"
}

What the leaf hashes

{"body":"fafab4b931789da1fde2f18c8f5e2b9aeefb06deec2148bd345ea67a84f219d5","id":2282288,"kind":"listing","method":"sync.erc8004/1","observed_us":1793654577754949,"prev":null,"subject":"erc8004:5042:134114","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. 0x472dd791459ad3c79657ad704d900329ad88f8c1d846c8c834eee7df7d686b52
  2. 0x10e1b2324b630e7a31d9f2862c2430ab4960225c7697e4d1967267f24878d003
  3. 0xd39a0ca738eef16a5c85ab65a498e856c2786d06202239f1184f42581faf0a1a
  4. 0xcb80a71ac0a0b45eb371555ccb918ef66fd1f7c1b0d123c2be395fb741bed3aa
  5. 0x28e7a95e46dae44d75011bb591ee23317a3405478b954890709103aec0fb7e67
  6. 0x0142af477d78a79e7e47fcb70eafe5540151cd07920f679e95dca4e6d5ef7bc9
  7. 0xce09367a6a5b406cbd90266a1f7f3c2f45cdac2a4c66144864288056bc6ff505
  8. 0x6f47b95f9e6807e37fb40bd7fd2ecfbe72c540659bab532b3b7af8c64d87bbae
  9. 0xd469a371ebe9674ab9c0e960afa8637cfb690e9771ab333b039f26ceb9f30c59
  10. 0x016b1614282904cb7ef7baaeb01116901a8db7760352f2bde485c913fa2d3143
  11. 0x698ee6480581964bde446ed654cae2702def127e3ae27ee9be84e44adffdd0ba
  12. 0xcb35c8e9efae833d2a997b356d4d3b000b0f5841c3b9202c985c07819fe5c916
  13. 0xa3336de478ff1096fe3a4c0522656d3a2923e8e721fe01f8fd137ddc7734c22e
  14. 0xdc58bc56b35577036d6185abcf0d4c91a45df10bd65f767505c1d43fcecde566
  15. 0x3217f821997a6d778dcf0814a25b1296c55ab77710c675e7b15695d25a6ce67d
  16. 0x8760c227928c5295506cd8606e763f86cf8cd2a549820fab4dc86d29ca0d816d
  17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
  18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
  19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
Day root
0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
Chained
0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
Published
On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af

How to check it · This row as JSON