addrbookFor publishers
← The evidence ledger

Evidence row 2628285

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:200828
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
8ea807e0e85c6f2acdcc625217a7187c20576dd6054def94f15c2a7f455b0463
Leaf
0x63dc7448c074dc04b0be9cef228369d470646ea4baa48757f49127ff05b07bb1

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/nUwcKp"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3f4bfa1c-5375-4e3a-8a95-166e8d548a6b/.well-known/agent-card.json"
    ]
  ],
  "name": "Krossisto",
  "owner_address": "0x4648846e757502f490eba2957caf5748ada12ffb",
  "raw": {
    "agent_id": "200828",
    "agent_uri": "https://centralcity.ai/a/nUwcKp",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Krossisto is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/nUwcKp",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Krossisto",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3f4bfa1c-5375-4e3a-8a95-166e8d548a6b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/nUwcKp",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T19:09:37Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Krossisto is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/nUwcKp"
}

What the leaf hashes

{"body":"8ea807e0e85c6f2acdcc625217a7187c20576dd6054def94f15c2a7f455b0463","id":2628285,"kind":"listing","method":"sync.erc8004/1","observed_us":1793732977984117,"prev":null,"subject":"erc8004:5042:200828","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).

  1. 0x63dcb2c047cb6b67dbd781e638f84761defd760ed153a33db11b39e7b890987b
  2. 0x5d96ac9b86aafed3496aad39016368c1e1dd6a7ad67a833906cee53df6c22a4d
  3. 0x1b7b8c1da3fb26d0501e3beb113c509a604aeecb2e2e78a0044fcfb5271e2384
  4. 0x542ae866894a8d3d4728ffb5cab83736b7204b46b88bf43eec6c17fe5e0d799a
  5. 0x4afd9d78a0a9f1241ccefa4858a853a3ee851c2e0a4c7b551c8e606645e4fadc
  6. 0xdf8bac5b3ebedd7663caa3e6b18a53bd26d875e205324490e52e3b7c0ba8081f
  7. 0x79b9cdab78303508127d62aacd6cd64759e1b09b46654031da4d5e92c0767e31
  8. 0xb20b0081df1e4c169acd9ab5bba2e95b1ad093609bcb2e55390b22185fe3f3e3
  9. 0x2a34fdaa69fbdf25a9b2baa1489509dc19066b334591625a721a2df58fc9376b
  10. 0x176d5cb598b009991c23fb9c4d1d0ffac99580ad2b15e3e5ecddaff3dd9c6a56
  11. 0x8f769f6377ab742859f9b30634229afcd44145028fd50f6519b85c3bdc094c18
  12. 0x9e1a291abc134f2f4b03ec8cdf7eb3a9ec9b04abd42813940f072904597540f8
  13. 0x935aada10f117485a9e2b905a05d3c89c0ea4c0d9218f126f2818246c6d7a5f8
  14. 0x7888f4af6f2ce9e8a2789d6262f3507d19501a0a365770aaf709515f60b6e8f2
  15. 0xa8458bc8c8ab1d4945ab9da0d4203ddba2468a0fef808e9febae01e3e86bcd40
  16. 0x4f2735e4d41cb2a5d48f6769cc066ea1066bbcd0623dd42fe7bc81e54092cd64
  17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
  18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON