addrbookFor publishers
← The evidence ledger

Evidence row 1816115

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:20277
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
6ee6a1e02c1b14d0b83c24f64ae62fcb2db79674a41a7178b3ba9729ba56fe16
Leaf
0xd275819e24ab6d85b0f851e465ba32712ec4e000bf12e481f89032fe33306b70

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/sRdkyN"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/38200cac-f1bf-4b67-9be9-34ff36b0f6b4/.well-known/agent-card.json"
    ]
  ],
  "name": "Kerer",
  "owner_address": "0xcd04c4550219fc8eeb3a1739e4ebf1a4ca3349d8",
  "raw": {
    "agent_id": "20277",
    "agent_uri": "https://centralcity.ai/a/sRdkyN",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kerer 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/sRdkyN",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kerer",
      "registrations": [
        {
          "agentId": 20277,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/38200cac-f1bf-4b67-9be9-34ff36b0f6b4/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/sRdkyN",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793561241,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T19:27:29Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kerer 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/sRdkyN"
}

What the leaf hashes

{"body":"6ee6a1e02c1b14d0b83c24f64ae62fcb2db79674a41a7178b3ba9729ba56fe16","id":1816115,"kind":"listing","method":"sync.erc8004/1","observed_us":1793561249208138,"prev":null,"subject":"erc8004:5042:20277","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (302406 rows).

  1. 0xd27587acaeea9c0d523ad7286ce2ccb49466f457dc1fba63dcb9a69637d93be5
  2. 0x6f3cb7843d2d330936dd7e13039922a2a7cea7219d07c7c45cde47f4e8633f94
  3. 0x3b66379b2cadb6030a5c89cffd93246931ebe7a940190f8130e1fe4cea4e9191
  4. 0xdb3b07fd787f8ef1a555f2b08ba010e26f414117d6e03257a681391b88debcac
  5. 0x1abfb887b42346984233e3ecdf0b58e46afd175d8bd7e1c65e7cbc49b5705167
  6. 0xff96dca8ebd6182a478bf3e84abdaa0b222850a2ad7a0fbb067f2245e1030c8b
  7. 0xcad66c0f0a7ab68a83b8460ea07eec152fcdc5a59d6a54a9ea31ba467cb1955d
  8. 0x6f3b9aeb24709a324937b9594010db66c3d9b3731d96c6876ff4dfe9e72cc77a
  9. 0xced95d6ee15b36efeef0977ece51b67a6e83fe084cfa1b9eee9a64c3fb4ea744
  10. 0xd4da0ef4ff4c9f8484a371a769b9811813ca120cc0f590c21c255c66821cd627
  11. 0x2508b454b4c3f67e10563eecc14cf4d5f70da2989451aa738835d34dd2ffc61b
  12. 0xe6703a6bad3b63bbf676a161df4fe9a1ce4bd9fb605915a55da4e8dc27021ec7
  13. 0x3050daa45d874dca785f324e89aca8fa3ef2f8a889ac7ef7a4ed23bd6db53a62
  14. 0x57b5e8b79f831258fde2efa4c7b70cd486ce34b32e7d612a6965c086ed7a75e8
  15. 0xd3f5c237675f14686b3a3c2715c6735a96952155107d7b2cb9a44c56420170bd
  16. 0xfc183bee85dc11a067fb710c6eb88824b94a516ddbdf2717b839e672a2206a7e
  17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
  18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
  19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
Day root
0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
Chained
0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
Published
On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90

How to check it · This row as JSON