addrbookFor publishers
← The evidence ledger

Evidence row 3129012

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:293223
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
25afdeff35df171cbe03e9f72dbdeffc4873905c943c67d5d95bd22f0e9a7e31
Leaf
0x7efc8145f8312423e404e45c654476fd599a6e77c7585554802d0290366f7d64

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/GyOxUS"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/91f8b914-78bd-4ad0-ba7e-59418e9d5843/.well-known/agent-card.json"
    ]
  ],
  "name": "Jekan",
  "owner_address": "0x923b484b62e3bdede84fcc3c7c6c66dd262d22b0",
  "raw": {
    "agent_id": "293223",
    "agent_uri": "https://centralcity.ai/a/GyOxUS",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Jekan 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/GyOxUS",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Jekan",
      "registrations": [
        {
          "agentId": 293223,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/91f8b914-78bd-4ad0-ba7e-59418e9d5843/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/GyOxUS",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793826159,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T21:04:52Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Jekan 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/GyOxUS"
}

What the leaf hashes

{"body":"25afdeff35df171cbe03e9f72dbdeffc4873905c943c67d5d95bd22f0e9a7e31","id":3129012,"kind":"listing","method":"sync.erc8004/1","observed_us":1793826292073374,"prev":null,"subject":"erc8004:5042:293223","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (424109 rows).

  1. 0x7efc85192f43c9591f939293c6034e00872e0b7d9a94e6f53dc8b0c037bc5658
  2. 0xdb38a59ca362cdd70ba932d3a4cb7ca4aafd8fed4cf1eca44818cb781ea99ab4
  3. 0x652db5be54d1014bd03686f7a20e82d4ba4865c5ecd615b0e3f72de05ed9ebc8
  4. 0xa8b16b2f03f76150fbb2ccd21fa5952b57722790381d262a0da78760b5447b5e
  5. 0xd5b8702a4db03fc9cc9aa84f907b8eb80197b9aebca5a1806705f5bc6b9280a6
  6. 0x8f65245f5ea428f9729ea51e0495c62a69ea0f086bf605c311b2fd819110f7a9
  7. 0x7a7797d41a419b07d9e9b0548d2f0440ddb7228d2cdf06b73606b3a2c0b2d5f0
  8. 0xefb2d2f59d00ad3402a5c288cd85c273eeeba7f74185b0f8c58ce0bff5512f08
  9. 0xdcbb126eac72f0ca5190dd9d8c7933c2db1b05493c6be6d7e03f429880bb12e4
  10. 0xf9c75e863fe57f42c763675e5fdb821002304ff2117fd7f744e7c96015777924
  11. 0x6da2ec2ba91d90e5ebb07de0f9883aff56ed135a24844cd7aa3348dbffb02a7a
  12. 0xe8c94b0a64aed701addf9b7014f35eda02a18f5b678829a1da320624cc47a53a
  13. 0x44c041327c57a45563a3e4415225269b79de5202c7b0120913ea2cfa3c7aa4bf
  14. 0x6f7bea4b64c516dc4731bf8cc6ee3afed260a9be9432b829cdeeb4795d769e16
  15. 0xea9faa12314fce7083bb3fcd444e483bf4b2595fe0fce49bb508693c72ee2193
  16. 0xdc69c7e21c2f9c0827141cf63db0938760879d1a284b22ad79d15b80f400808c
  17. 0x7f4f557ace8b62cd85774371e24477cdc34df4d2aa68c04511d8678e3978a343
  18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
  19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5
Day root
0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
Chained
0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
Published
On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345

How to check it · This row as JSON