addrbookFor publishers
← The evidence ledger

Evidence row 3050878

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:275611
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
fa527d0aad9ca43cf698fb61c183f07ad18c9ee1bac4cf6e4ffc050c6da8cb27
Leaf
0x0eca98daf9b63941b0edb8ddaf47cefcfa7c3874070869f9eec1be9a1f9fb703

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/5XNf6H"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/72b39077-303a-4b31-89af-d52f13001cf9/.well-known/agent-card.json"
    ]
  ],
  "name": "Ketose",
  "owner_address": "0x8fa8c4b249927b6a90b718456f900035fffe0de8",
  "raw": {
    "agent_id": "275611",
    "agent_uri": "https://centralcity.ai/a/5XNf6H",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Ketose 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/5XNf6H",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Ketose",
      "registrations": [
        {
          "agentId": 275611,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/72b39077-303a-4b31-89af-d52f13001cf9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/5XNf6H",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793817334,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T18:40:49Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Ketose 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/5XNf6H"
}

What the leaf hashes

{"body":"fa527d0aad9ca43cf698fb61c183f07ad18c9ee1bac4cf6e4ffc050c6da8cb27","id":3050878,"kind":"listing","method":"sync.erc8004/1","observed_us":1793817649155141,"prev":null,"subject":"erc8004:5042:275611","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. 0x0ecaa7c77a8ad600f24eff28726129ded89f83319acf1f9be8fd8ec515c5b2f5
  2. 0xb408e16a87deb818591b578557836e884d2eace42b50fa98995bcd8472d8715a
  3. 0xb7333904b4b81432cc2d77036218c6003d401c8f1964a69c7a9d5a956e9fc73f
  4. 0xe317d6129e2194a2acd3b8568661cf7d7905435a1e188d9cc6825a383aa763ab
  5. 0xc1d6e6f34562581833b2a74c2c8f4a0be125716538b4d2a47ad692ae92936c26
  6. 0xad24e8ee8e4d3d51a101595ed3f15615640aa2d12bb30ad0b7d645fe88eb4903
  7. 0x9fc5e79bf09c3e64ac0f0de9ac21b93edbe05c4634a89d926871a9a579284f08
  8. 0xde10a5cddc4c4d8be4dfef088649cb8299b4d0f44aa9c1205d93dfd495b7815a
  9. 0xa54c4d6601f270a0173a3fc342f2ae74eabec7a92d6dff7642b7a7a8af8f32de
  10. 0x32578f98d33129b6d4e1d1a0036b2f9be0d4f00ac7f1a089fa47ad170747329c
  11. 0x43846e6b68f1524d3a8cb0ebeb1c0b3c5e07118166c6baed68145e24d13ee7df
  12. 0x6e5c957f09b0fea2af7399adad55cb1a494381dbbf53c6897d7123306a090e1b
  13. 0x560a8d8743921e358ac2d2544ff4017f04fbb620889d08b703ad6a8cbb302913
  14. 0xb44c115525799df7784dd57375ef033a43e7f44d7f0a962d5e8c65f7f052f0bc
  15. 0x39999cd980e41ec2b00689b8f721fe6463b8366a077d7faaeed19e6514cfbac4
  16. 0xcdac863807ea81d51a9ab718457637e91824fd377a06759901352d9a23933554
  17. 0x01c26569ec8e231551522ab452fd5d417c3d66f29c7c76886a8ec295a18dd624
  18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
  19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5
Day root
0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
Chained
0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
Published
On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345

How to check it · This row as JSON