addrbookFor publishers
← The evidence ledger

Evidence row 2167685

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:109322
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
398bc8e2f7f91ccb38b984830391deaba56774d4764208f95350515e2572d8ca
Leaf
0xe844f053765df63931ec77796186adb46d1026d20b6f4ebced2e0b1f3cf634ad

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Ger6jE"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/99573aa9-1987-45e0-bcc5-ec9b2ebba95e/.well-known/agent-card.json"
    ]
  ],
  "name": "Trezus",
  "owner_address": "0xedf905fe30f3257bcc72d774cc271dfd3401e21e",
  "raw": {
    "agent_id": "109322",
    "agent_uri": "https://centralcity.ai/a/Ger6jE",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Trezus 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/Ger6jE",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Trezus",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/99573aa9-1987-45e0-bcc5-ec9b2ebba95e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Ger6jE",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T15:54:48Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Trezus 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/Ger6jE"
}

What the leaf hashes

{"body":"398bc8e2f7f91ccb38b984830391deaba56774d4764208f95350515e2572d8ca","id":2167685,"kind":"listing","method":"sync.erc8004/1","observed_us":1793634888308550,"prev":null,"subject":"erc8004:5042:109322","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).

  1. 0xe844f4e2745f9ad4b13a960ea4ab54b18111024afd61d7d95fb5765cdd2dabc0
  2. 0xc8f5eb25680abf644166bbef77d12e683342efaa5866b6a3ae4cc6b889383b2d
  3. 0xd34774b43f072317e9d6e15e340f1ccc5ab0f6a756356f63757627401ebbf1d9
  4. 0xd6b6294e8c757db0c869b98eeb68583f6d60ccb16a377d7bcc5f40da589bfd1e
  5. 0x4f3e2350f6c7c11e06cc8f5d4b9c2edb8000bddf6e9924e1f4396458520c0e63
  6. 0x46d8e1af3bf20aaa74b0db62aca0fff322e93027c9a8672a3d612b0eb396b276
  7. 0x06c772c954f089b262fb958f9fcb84f5e582960cfdd118eafd008e790c050619
  8. 0xd6cab57a660dde0d8c3599172a57971b78dcabdff7a98ae50168be4d7b3ceb53
  9. 0x37260c0df9efb143e0b22ca0c8ba0f42aa041d3994357df63d25093dfd282638
  10. 0x069079eecd417dc7260a2829088c970ddf1db3afda4800d4be021fd33dea64f3
  11. 0x539b790d68c0b6a309b522634b35f80bf5a78c4a6477a411e00939a1c31f6a60
  12. 0x841ad4eaef71169e03e95d2082a5c83db1b3a56a9753b17df04fe34aa579b749
  13. 0x0418958fa118b0a6a70d8e336a1073213853f5a3502b9ffc66202cc82d3dd472
  14. 0xf02baa2f8f9b385919b2f698b2e9351b84bd44118a8d5a72f2d1303df2c329b4
  15. 0xd643f764eee39146411d4bff8903a327f4f8f55616e14e57281a245206d6ed2b
  16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
  17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
  18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884
Day root
0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
Chained
0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
Published
On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af

How to check it · This row as JSON