addrbookFor publishers
← The evidence ledger

Evidence row 3044106

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:271899
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
b7732f57ea7b27fe57dbae220d2e1fcbe36de7f4a7c3165a447d81d6b7184400
Leaf
0x8b634fce1a65acafb726ec678bde333c96632b3c483d8d31a7c1eac7cb5b0e01

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/MpopZy"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4e4453b7-cdfc-4c21-8499-595de033de3b/.well-known/agent-card.json"
    ]
  ],
  "name": "Frizus",
  "owner_address": "0x50ee0ac71685dfd82686e3c2aef878eb2a165c04",
  "raw": {
    "agent_id": "271899",
    "agent_uri": "https://centralcity.ai/a/MpopZy",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Frizus 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/MpopZy",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Frizus",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4e4453b7-cdfc-4c21-8499-595de033de3b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/MpopZy",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T18:03:25Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Frizus 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/MpopZy"
}

What the leaf hashes

{"body":"b7732f57ea7b27fe57dbae220d2e1fcbe36de7f4a7c3165a447d81d6b7184400","id":3044106,"kind":"listing","method":"sync.erc8004/1","observed_us":1793815405267575,"prev":null,"subject":"erc8004:5042:271899","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (424109 rows).

  1. 0x8b6367c762ffd3adeb8ee2fb94257e52100cfe1b2d3f00bad906ac3d26ade23c
  2. 0x933611ce8673bab024ce509586b8517492cb54f350e6f44b9d1d99b8229fb64f
  3. 0x80b40a40912f940964e1b23e9394ec2539c6b66c3b11a12bd8577df3082024a2
  4. 0x3b0aa335ddaf96cfa8b848d377b44c22587693a6ab57e8f9e2fad76c5f30438a
  5. 0x6a5109213018ed633a2b3254a76849623e82fd72ba419d3a5b04bd994bfbdf89
  6. 0x5e4b1db6ea8a62a60ffdc673ac64f282683b7fbd7d3eec002fc748e8a8c8d07f
  7. 0xec5e81fed3867fe98ba07c2142039b32859076bd84d771ae91a2b672c57994a7
  8. 0xd439a7485f014298f3196d40ed72c144f0d82b4546adadd4ebc73245f9d2d14b
  9. 0xb655ce477fdad7794c8fe9c0949760abffa092375313029da086fc6fcad7daad
  10. 0x68ab584d9ea297ab0e83532973b9a862d040b03002a3f038030d52d45c237656
  11. 0x3d4283f436ee391b41acd5273129799efb42b4665a8d24924ddfa74c48b91e28
  12. 0xf30a4320b78e393cb775964d84c15be93d0df2bd32d7e5ddd405f08f0dd2ab6d
  13. 0x5aa607ed053cd738fa9e132d88d3915a033d3428408c597fdff2a0c284c26c84
  14. 0x3dc9944f5d504306845940639f1c155794c735779342a7507d33af5d2f7278a9
  15. 0xdf9a63a7db8101ed0a28aec6f2d247d6d7df856be1e744490c9b5261f2c856a8
  16. 0xcbeab7cdfbe295c259acb96245f397030a1d41f25243d4de19e7709db50be49e
  17. 0x7f4f557ace8b62cd85774371e24477cdc34df4d2aa68c04511d8678e3978a343
  18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
  19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5
Day root
0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
Chained
0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
Published
On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345

How to check it · This row as JSON