addrbookFor publishers
← The evidence ledger

Evidence row 2540173

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:163530
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
ac90504013a4875f58406e1fdaec9f77f498235b149c60fb66b089193c5d2f9a
Leaf
0x6b52d25222982336badb0d7e229b05deb7e8948315cd8f0be2b5facfa844aff9

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/UwM5uh"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a2a48d4c-b79a-4012-8aa5-c887adddb3bd/.well-known/agent-card.json"
    ]
  ],
  "name": "Breisano",
  "owner_address": "0x7f4ae674f4207706359cd6948ff3b0474ab74aaa",
  "raw": {
    "agent_id": "163530",
    "agent_uri": "https://centralcity.ai/a/UwM5uh",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Breisano 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/UwM5uh",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Breisano",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a2a48d4c-b79a-4012-8aa5-c887adddb3bd/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/UwM5uh",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T06:23:46Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Breisano 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/UwM5uh"
}

What the leaf hashes

{"body":"ac90504013a4875f58406e1fdaec9f77f498235b149c60fb66b089193c5d2f9a","id":2540173,"kind":"listing","method":"sync.erc8004/1","observed_us":1793687026730660,"prev":null,"subject":"erc8004:5042:163530","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. 0x6b52cb2ccd0aefa4b3d6d29f98650ae1e79b176b526775c8ae66233c6dc868ff
  2. 0x383bce6840bf1af190bed6f46afe9289415e9d0a417e85ccb98bb73b8dc71d4f
  3. 0x8dde93b1f06d8e0e4dce609db4dd70de9df3fe535399d3e981989675b5a72936
  4. 0x42306cfaf4152baff2e0a0ed33ab6ed0e0eb04e1233254952f6f9ae1873b5d33
  5. 0x72c4b80d22b9e29241209839ee6fac589fdb10d1e26d5aef11340d08b9827b32
  6. 0xf8f959fb7c747ee03da01db934297399298637fd8a68ad0da92d4711306cfc1e
  7. 0x506c26628827ce8fd91c15bb44ad515c4256f8236e6a737f29ef37eaed40ae01
  8. 0x62742216eceb83fd3bad24b7f88d5072ce0412e0df521d07cda152ad8214c327
  9. 0x3691fe59f2c8c24b984dd72b34a0b6fb80598d785aad87ff353e58e59faa4bcb
  10. 0xcf4fcc2c1294301fd909e48b8de605ef3242637ac391d47e1bb2c50e314b2454
  11. 0x196a3853319464a1ae889ff0ac25c1d2ee60c3e5d9744019d77a94075ae28adc
  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