addrbookFor publishers
← The evidence ledger

Evidence row 3468246

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:357916
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
e80cab793a8b187985bf9543b0f5cec4c40bb11a2ceed319021276cf2b3fe291
Leaf
0x5ac270f0dc4ee7d3693b54970dafbd3558a6610fa36033bb7e9278292192e86d

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/I4l0WI"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/5fd00ed1-289d-41ee-a80f-162d1c353861/.well-known/agent-card.json"
    ]
  ],
  "name": "Kreizler",
  "owner_address": "0xde085bf3cb4bb58d6429f88fdd5b0a3c1b0aa16f",
  "raw": {
    "agent_id": "357916",
    "agent_uri": "https://centralcity.ai/a/I4l0WI",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kreizler 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/I4l0WI",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kreizler",
      "registrations": [
        {
          "agentId": 357916,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/5fd00ed1-289d-41ee-a80f-162d1c353861/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/I4l0WI",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793918361,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T22:39:47Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kreizler 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/I4l0WI"
}

What the leaf hashes

{"body":"e80cab793a8b187985bf9543b0f5cec4c40bb11a2ceed319021276cf2b3fe291","id":3468246,"kind":"listing","method":"sync.erc8004/1","observed_us":1793918387945338,"prev":null,"subject":"erc8004:5042:357916","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (322504 rows).

  1. 0x5ac1e4cd18a7e4ccb7b2057413f2404e50383ffb8d721493ab94bcac95a70a10
  2. 0xb5aaef30d7812a90c583965ac6337601b9268284001aee25665fffa64679dba5
  3. 0xc2d98342e6049c50d1891409b99b99bbd15a21ab9dbef2dae5cd0d58c9a83e6c
  4. 0x6e7dd1ce1bac297cb9ad7670d4289609df8bc08eeddbffa4cf4bfad40e9a5843
  5. 0xccd328ced181d2926c235d283a87a96e26821d14fd0a22580e29461caf05b3cc
  6. 0x95a94672af24db990ed75e10f5552f01068ee37aa881d71ab8c8cea05c3b8bed
  7. 0x6200b22f7ca9384234cf476d1f7bdced1a0d094bc6ce087182885426dd6cb87d
  8. 0x53c012b91d661e86e529d963f028cf4f7c515fe5bbce5b2c3220ab865bca5ae9
  9. 0x2a0c917e9c2ce8ea8288b1c31cf40f6c221b960cb6798c6eb7a0a6580a1a56a2
  10. 0xa8aca52a325e4fd5d0a877d5a5d70a4fbfacfe14674c7d2ad9d46e9648af2259
  11. 0xb4b7dca88ec62ce92a7fe7b1cf620d5d14a5f824a6beb75480138b7fce029571
  12. 0x7ce921bfdbf783aeb599808b5c7d498940ee13b6efb25ab9fda910a2b9788d71
  13. 0x723c3e88e54d51eb95a3d77c2c7829d44edf19c69fc7606db919e6d272a81d1e
  14. 0x449cf1e61bccebdf54815ea279ddc57c99a96619eb284a92aff809d999dc68c3
  15. 0x20ca3add72ff47f6497449b7ee3adf1c6f2cdbedf8b5a49a56da543bf096a5fe
  16. 0x01716548fb56e8e74ac29a1a638626afc662ed7e187bafcf089344de82365b83
  17. 0xddde0b0de5219c91c717b03cab5216193dc0f26fb006aa8ba17020a71dbd997a
  18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
  19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b
Day root
0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128
Chained
0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2
Published
On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94

How to check it · This row as JSON