addrbookFor publishers
← The evidence ledger

Evidence row 2620994

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:198279
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
555449ed4051c1c8aa346f64b3dcbaf78280d3b4e0bcccf98a289936d282e177
Leaf
0x6c3d91b6c8df57891f89a6a6ebf2cd1dd72586c54ba24babd4173820eb6567ac

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/N8Mpt8"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0bcfc531-c4db-4245-8558-fb106face87a/.well-known/agent-card.json"
    ]
  ],
  "name": "Desseon",
  "owner_address": "0x0370bae81c2364ed29aedcfd47a4685a3a44b632",
  "raw": {
    "agent_id": "198279",
    "agent_uri": "https://centralcity.ai/a/N8Mpt8",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Desseon 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/N8Mpt8",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Desseon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0bcfc531-c4db-4245-8558-fb106face87a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/N8Mpt8",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T18:02:55Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Desseon 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/N8Mpt8"
}

What the leaf hashes

{"body":"555449ed4051c1c8aa346f64b3dcbaf78280d3b4e0bcccf98a289936d282e177","id":2620994,"kind":"listing","method":"sync.erc8004/1","observed_us":1793728975294674,"prev":null,"subject":"erc8004:5042:198279","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. 0x6c3d68cde8c9bc21952fecb58c71db2adcdb7c101df4d62b872a168d2de0161b
  2. 0x8c7ddbb86020adfd0dbf667cefc295e96668c26e3cea80ea0353c04e7dac4831
  3. 0x766b93c7c775149e56acb852e2d0b1fb72197d8505bfa87ddfa0719bd3680da0
  4. 0xf1e830e8020e51efa9703156b851b6b7abec540332a3835d74e5ee972bf5aa3a
  5. 0x274c2e1ff12911c8f688bdd618d61e0a8d4549eba1fdc5fb16819c4acd7cc2c4
  6. 0x9d06c4039203b541e1621f83a6ea85cbcf501598fa4bd572987a200b09f4afbf
  7. 0x58b34ee037a4ee7320e4212873f15f63af84cdfd5dfcdf23ee6fc20f0d35452e
  8. 0x3ba788d765504888f7df0b72b7accfbd5a2f0411ca91e80f67e6b6227a9b01ce
  9. 0x1b9d821e4380b33aaf82ef2587ace1977f3017b718f661ef89df4974531a4950
  10. 0x776474405c56368f8bd994c92371d0f946d275d37bbbd74ffc45d122d20a3c72
  11. 0xfe0389c3c2f70e5ddd71839c7b5b203ceaa0bed4c567f043b111138ac7a033e3
  12. 0xe0a0a050eba8ed59ecf62eed50f929e9a02dba08d0fcdad40ec2d29581f97391
  13. 0x6232c1c8ae041600024efcd1bf1dec010d5da224b5788d182cf665d4f60da7a0
  14. 0xb3db8b63788b8a266b4e7a4464683e6583189a54ea3ed27e3979d71ea98215f4
  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