addrbookFor publishers
← The evidence ledger

Evidence row 2982535

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:237872
Recorded
Previous row
#2982158
Body SHA-256
0d64ade7809e06501851921405714ea65e4ef61556d86392a47c126f9895867d
Leaf
0x554ba0fc437a491e973dd7b5318b83ba3eb03ded16aa0fef705c06626b36639d

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/UCxiSH"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9c2c5088-b2f7-4912-97ed-7773fbc03644/.well-known/agent-card.json"
    ]
  ],
  "name": "Jazik",
  "owner_address": "0x54026aea149244378d51d458776b12967eed3561",
  "raw": {
    "agent_id": "237872",
    "agent_uri": "https://centralcity.ai/a/UCxiSH",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Jazik is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/UCxiSH",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Jazik",
      "registrations": [
        {
          "agentId": 237872,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9c2c5088-b2f7-4912-97ed-7773fbc03644/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/UCxiSH",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793783272,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T09:12:17Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Jazik is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/UCxiSH"
}

What the leaf hashes

{"body":"0d64ade7809e06501851921405714ea65e4ef61556d86392a47c126f9895867d","id":2982535,"kind":"listing","method":"sync.erc8004/1","observed_us":1793783537448784,"prev":2982158,"subject":"erc8004:5042:237872","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. 0x554bb2e3d5fe59a1106eb121b103f8c852787a5bd7bf088ed0b52dcdad7081e3
  2. 0x9a9550d3b80c7270b43bcca7de7a93ba3f4d3c05578e63c45d1a68f63d9374ae
  3. 0x0c8be787a04792faa0b17513af71d5a6602db46004c48406268a538e2bb07d50
  4. 0x1d77ec0267f9d6c11ffdf040b47479909e384fcdddb5639e7869740623b91840
  5. 0x33d606bc919b8e5e0899f8f70b7cfe1416ddf639fb3521ba173cc472d3b004a2
  6. 0x35bcda2a061f49e02c4e2c7976d6f4296049353ed0c22fa3c0be956d2d18f482
  7. 0x9f89572c59085f4bad313cab3c5b5af5ddf49234b0c61885038485f8fbaae1ed
  8. 0xaa4096ee7ca23dd6af6daf87106a00ba20bd6470c0c71bc64e7827b140795c64
  9. 0x39b8891153f15a262bf31cc2d3620e722811c5ed5a97ad6aa49c9553ab8da080
  10. 0x301c029fc2f30b6e3febb614a034458789ce3278fdf27797d0ea5ab8d26eb9fc
  11. 0xfc8e0377cb958f4b0d51e71466a75a761acb290ca5236b3141a47689c76113e6
  12. 0x651d9e02c5089a47037088451e24c75b31adaa66de71ee6ca2a6158dc349c954
  13. 0x25b96705a142850eff0972ae0f386c94b33cf1b07b197a6f4cae11e35e14d3a8
  14. 0xfcbe70e6806bc5e74c59372e42042f8b6a3a2290fd0287c7191d5427d1ed1efc
  15. 0x5d251e883c0069357a22831cebb319c52fe5f04a17c550ecf0dee07b97adf218
  16. 0x5c295f44fee7844fe001921189101c73d5ab26f05805bf5587a5f0e5ee351912
  17. 0xd8e00ce5342a08a947d0a4806e7254d076614766392d88153d93cf58ae69cf8b
  18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
  19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5
Day root
0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
Chained
0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
Published
On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345

How to check it · This row as JSON